Patents by Inventor Yongfeng Zhao
Yongfeng Zhao has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Publication number: 20240408216Abstract: A protein inhibitor or degrading agent, a pharmaceutical composition comprising same and a pharmaceutical use. Provided are a compound represented by general formula (I), and a pharmaceutical composition containing same. Also disclosed are an application of the compound of the general formula as a protein inhibitor and/or a protein degrading agent and a pharmaceutical use.Type: ApplicationFiled: June 27, 2022Publication date: December 12, 2024Inventors: Guozhong YE, Yong DU, Yuhua George ZHANG, Jinju CHEN, Shaojun CHEN, Zhi LIU, Yongfeng CHEN, Cunliang ZHAO, Yao LIU, Tao FANG, Miao YU, Xiaorong LU, Yuxia WANG, Zhaofu WANG, Qiang WU, Desheng KONG, Li ZHANG
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Patent number: 12103853Abstract: A polycrystalline element includes a table formed of polycrystalline diamond. The table includes a first surface; a second surface spaced apart from the first surface; and at least one side extending between the first surface and the second surface. The table also includes a plurality of extensions also formed of polycrystalline diamond, wherein at least one extension of the plurality of extensions extends away from at least one of the first surface and the at least one side. A radial line extends radially outward from a center axis of the first surface intersects each of a long axis of a subset of a plurality of extensions. Optionally, the polycrystalline diamond of at least one extension of the plurality of extensions is contiguous with the polycrystalline diamond of the table. The polycrystalline element may be used in downhole tools for boring and well drilling, machine tools, and bearings.Type: GrantFiled: August 31, 2023Date of Patent: October 1, 2024Assignee: SF Diamond Co., Ltd.Inventors: Haijang Fang, Weifeng Du, Yongfeng Wang, Dongpeng Zhao
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Publication number: 20240315827Abstract: A medical device (100), comprising: a stent graft (110), defined thereon with an opening (111); a catheter (120), configured to be partially arranged inside the stent graft (110); and a restraint member (130), configured to apply a radial compression force to the stent graft (110), so as to radially compress the stent graft (110) into a compressed configuration; the medical device (100) is configured so that the opening (111) is in positional correspondence with a distal end of the catheter (120) when the stent graft (110) is in the compressed configuration; the distal end refers to an end that first enters a body of a patient during use of the medical device (100). The medical device (100) can be used for the treatment for vascular lesions involving the aortic arch, which is favorable for establishing access in the branch vessel and shortening the operation duration.Type: ApplicationFiled: August 15, 2022Publication date: September 26, 2024Inventors: Weiyi WU, Yongfeng ZHU, Mingjie ZHAO, Bowei ZHANG, Qing ZHU
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Patent number: 12085989Abstract: One or more embodiments of the description relate to a flexible display device and a display system. The flexible display device includes: a display screen body; a functional auxiliary structure connected to the display screen body to provide isolation in case that the display screen body curls up and/or support in case that the display screen body is unfolded. The functional auxiliary structure includes an isolation component and/or a support component. The support component is capable of isolating at least a part of the display screen body in a curled state; the support component is capable of providing support for the display screen body in an unfolded state.Type: GrantFiled: July 5, 2022Date of Patent: September 10, 2024Assignee: KunShan Go-Visionox Opto-Electronics Co., LtdInventors: Yongfeng Zhao, Fu Liao, Junfeng Li
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Publication number: 20240074072Abstract: A support assembly and a display device. The support assembly includes a body mechanism and a first support member. A first surface of the body mechanism is configured to support a part of the flexible screen. At least a part of the first support member is disposed side by side with the body mechanism, and configured to support another part of the flexible screen which extends out of the first surface. The first support member includes a first end and a second end disposed along a length direction of the first support member. The first end is fixed relative to the body mechanism, and the second end is configured to slide along a direction close to or away from the body mechanism.Type: ApplicationFiled: November 7, 2023Publication date: February 29, 2024Applicant: KunShan Go-Visionox Opto-Electronics Co., LtdInventors: Yongfeng ZHAO, Liwei DING, Fu LIAO, Zhanshu WANG
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Patent number: 11880241Abstract: A flexible display panel and a flexible display apparatus. The flexible display panel includes a display panel body having a bent region and non-bent regions, and a flexible support layer attached to the shady surface of the bent region, the flexible support layer includes a flexible base and a heating layer, a plurality of magnetic balls are provided in the flexible base; where the heating layer is provided on the flexible base for heating the plurality of magnetic balls, the plurality of magnetic balls are expanded with heat to enable the hardness of the flexible support layer when the display panel body is in an unfolded state to be greater than the hardness of the flexible support layer when the display panel body is in a bent state. The flexible display panel will not be wrinkled during the bending and unfolding process, and has an improved display effect.Type: GrantFiled: November 5, 2021Date of Patent: January 23, 2024Assignee: YUNGU (GU'AN) TECHNOLOGY CO., LTD.Inventors: Yongfeng Zhao, Qi Shan, Zhaoji Zhu, Fu Liao, Bo Zhang, Fan Dong
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Patent number: 11825617Abstract: In a foldable display apparatus, two second support parts and a first support part jointly support a flexible screen, a rotating part is slidably connected to the second support part on the same side of the first support part, and the second support part rotates relative to the first direction of the flexible screen and away from the first support part, a crackshaft is slidably connected with the rotating part to drive the rotating part to rotate therearound, a connecting lever drives the rotating part to slide toward the crankshaft along a thickness direction, the connecting lever is hinged at its two ends to the fixed portion and the rotating part respectively, the connecting rob is hinged at its two ends to the fixed portion and the second support part respectively, the bent portion of the flexible screen is U-shaped under the action of the second support parts.Type: GrantFiled: October 29, 2021Date of Patent: November 21, 2023Assignee: Yungu (Gu'an) Technology Co., Ltd.Inventors: Hongqi Hou, Qi Shan, Fu Liao, Zhaoji Zhu, Yongfeng Zhao, Kanglong Sun
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Publication number: 20230324346Abstract: A method for measuring specific migration amount of an antioxidants in a polyethylene terephthalate (PET)/polyethylene (PE) compound food contact material is disclosed. More specifically, a method for simultaneously measuring the specific migration amount of 16 antioxidants in PET/PE compound food contact material while establishing a high performance liquid chromatography-tandem mass spectrometry (HPLC-MS/MS) is disclosed. The 16 target compounds determined by the method have a good linear relationship in the corresponding range, the correlation coefficient is greater than 0.995, the quantitative limit of the aqueous food simulant is 0.1-1.3 ng/kg, and the quantitative limit of the olive oil food simulant is 0.3-3.0 ?g/kg. The average recovery is 81.0-112% and the relative standard deviation is 0.4-9.1% at the spiked level of 2.0-20 ?g/kg.Type: ApplicationFiled: June 2, 2021Publication date: October 12, 2023Inventors: Xiangyu CAI, Yongfeng ZHAO, Lu CHEN, Chunqiu Lv
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Patent number: 11751346Abstract: The present application discloses a rotating device and a display device, which relate to a field of electronic technologies. The rotating device includes: a first member including an anti-rotation groove and at least one first connecting portion; and a second member including an anti-rotation protrusion and at least one second connecting portion. The first connecting portion and the second connecting portion are rotationally connected, and the anti-rotation protrusion enters the anti-rotation groove to prevent the first connecting portion from rotating along a first direction with respect to the second connecting portion.Type: GrantFiled: August 11, 2020Date of Patent: September 5, 2023Assignee: YUNGU (GU'AN) TECHNOLOGY CO., LTD.Inventors: Yuhua Wu, Qi Shan, Liwei Ding, Fu Liao, Yongfeng Zhao, Jia Liu
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Publication number: 20230244278Abstract: A display module and a display device. The display module includes: a display panel including a display surface and a non-display surface arranged opposite to each other; a support layer arranged on the non-display surface of the display panel, the support layer having a first surface away from the display panel, and at least part of the first surface is provided with a first shape portion arranged in a predetermined direction; and a rotating shaft having a second shape portion in a circumferential direction, the support layer and the display panel arranged around an outer circumference of the rotating shaft, the first shape portion of the first surface engaged with the second shape portion of the rotating shaft.Type: ApplicationFiled: April 7, 2023Publication date: August 3, 2023Applicant: KunShan Go-Visionox Opto-Electronics Co., LtdInventors: Desong YAN, Fu LIAO, Liwei DING, Yongfeng ZHAO, Hongqi HOU, Zheng LI
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Publication number: 20230229191Abstract: Support structural members, which are used in a flexible display panel. The support structural members comprise a main body support member, which includes a bearing part used for bearing a portion of the flexible display panel; a sliding support member, which is connected to the main body support member in a manner that allows movement along a second direction, the sliding support member includes a first support part and a second support part which are distributed at an interval along a first direction, the first support part being used for extending the main body support member and jointly supporting the flexible display panel with the bearing part; a pushing member, which is connected to the second support part in a manner that allows movement along the second direction, the pushing member includes a stopping part.Type: ApplicationFiled: March 27, 2023Publication date: July 20, 2023Applicant: KunShan Go-Visionox Opto-Electronics Co., LtdInventors: Yongfeng ZHAO, Fan DONG, Liwei DING, Fu LIAO, Hongqi HOU, Zheng LI
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Publication number: 20220338361Abstract: One or more embodiments of the description relate to a flexible display device and a display system. The flexible display device includes: a display screen body; a functional auxiliary structure connected to the display screen body to provide isolation in case that the display screen body curls up and/or support in case that the display screen body is unfolded. The functional auxiliary structure includes an isolation component and/or a support component. The support component is capable of isolating at least a part of the display screen body in a curled state; the support component is capable of providing support for the display screen body in an unfolded state.Type: ApplicationFiled: July 5, 2022Publication date: October 20, 2022Applicant: KunShan Go-Visionox Opto-Electronics Co., LtdInventors: Yongfeng ZHAO, Fu LIAO, Junfeng LI
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Patent number: 11343923Abstract: A screen supporting device includes: a drive component and a supporting component rotationally connected to the drive component. The drive component comprises a rotating shaft and a connecting rod that rotationally connected to the rotating shaft. The drive component and the supporting component are disposed in a non-display surface of the flexible display screen. The connecting rod is fixedly connected to the supporting component. Through the rotating connection between the rotating shaft and the connecting rod, the supporting component and the drive component relatively rotate and move away from each other to fold or expand the flexible display screen.Type: GrantFiled: May 5, 2020Date of Patent: May 24, 2022Assignee: YUNGU (GU'AN) TECHNOLOGY CO., LTD.Inventors: Hongqi Hou, Yongfeng Zhao, Fu Liao, Liwei Ding, Xuebin Li, Zhaoji Zhu
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Publication number: 20220058993Abstract: A flexible display panel and a flexible display apparatus. The flexible display panel includes a display panel body having a bent region and non-bent regions, and a flexible support layer attached to the shady surface of the bent region, the flexible support layer includes a flexible base and a heating layer, a plurality of magnetic balls are provided in the flexible base; where the heating layer is provided on the flexible base for heating the plurality of magnetic balls, the plurality of magnetic balls are expanded with heat to enable the hardness of the flexible support layer when the display panel body is in an unfolded state to be greater than the hardness of the flexible support layer when the display panel body is in a bent state. The flexible display panel will not be wrinkled during the bending and unfolding process, and has an improved display effect.Type: ApplicationFiled: November 5, 2021Publication date: February 24, 2022Applicant: Yungu (Gu'an) Technology Co., Ltd.Inventors: Yongfeng ZHAO, Qi SHAN, Zhaoji ZHU, Fu LIAO, Bo ZHANG, Fan DONG
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Publication number: 20220059877Abstract: The embodiment claims an electrode assembly, its manufacturing method and battery cell made of such. The assembly unit from the top to bottom integrates first electrode plate, first separator plate, second electrode plate, second separator plate and another first electrode plate. The polarity of the first and second electrode plate is opposite to each other. The edges of the first and second separator plates join on one side forming U shape structure. The electrode assembly in this embodiment is a unit for multiple stacking of such to form the internal structure of a battery cell. Such design offers improved efficiency in cell manufacturing and achieves accurate alignments between positive and negative electrodes. The assembly unit upon numerous stacking would ensure overall alignments of positive and negative electrodes for cell quality improvement.Type: ApplicationFiled: December 13, 2018Publication date: February 24, 2022Applicant: Do Fluoride Jiaozuo New Energy Tech Co LtdInventors: Pan Wang, Hongtao Ma, Fei Xu, Yongfeng Zhao, Xingfu Liu, Hongjuan Zhao, Huifang Zhao, Yu Ma, Jing Zhao
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Publication number: 20220053654Abstract: In a foldable display apparatus, two second support parts and a first support part jointly support a flexible screen, a rotating part is slidably connected to the second support part on the same side of the first support part, and the second support part rotates relative to the first direction of the flexible screen and away from the first support part, a crackshaft is slidably connected with the rotating part to drive the rotating part to rotate therearound, a connecting lever drives the rotating part to slide toward the crankshaft along a thickness direction, the connecting lever is hinged at its two ends to the fixed portion and the rotating part respectively, the connecting rob is hinged at its two ends to the fixed portion and the second support part respectively, the bent portion of the flexible screen is U-shaped under the action of the second support parts.Type: ApplicationFiled: October 29, 2021Publication date: February 17, 2022Applicant: Yungu (Gu'an) Technology Co., Ltd.Inventors: Hongqi HOU, Qi SHAN, Fu LIAO, Zhaoji ZHU, Yongfeng ZHAO, Kanglong SUN
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Patent number: 11199875Abstract: A display device includes a display screen and a clipping structure. The display screen includes a bending area, a first end and a second end which are connected with the bending area. The first end is bendable by using the bending area, and the clipping structure is used to clip the second end of the display screen so as to fix the second end during a bending process of the first end. The display device provided by the embodiments of the present application ensures stability of the second end of the display screen.Type: GrantFiled: August 13, 2020Date of Patent: December 14, 2021Assignee: YUNGU (GU'AN) TECHNOLOGY CO., LTD.Inventors: Zhaoji Zhu, Liwei Ding, Yuhua Wu, Yongfeng Zhao, Hongqi Hou, Fu Liao
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Patent number: 11116094Abstract: Embodiments of the present application disclose a supporting device, which relates to the field of display technologies. The supporting device includes: a supporting frame configured to support a display screen, the supporting frame defining a supporting chamber therein; at least one storing chamber for storing a flowing medium, the storing chamber being communicated with the supporting chamber through a channel; and an assisting member, configured to make the flowing medium flow between the supporting chamber and the storing chamber. In the embodiments of the present application, the supporting device can facilitate the display screen to realize functions of touch and support, and realize the portability of a large-screen display device.Type: GrantFiled: June 15, 2020Date of Patent: September 7, 2021Assignee: YUNGU (GU'AN) TECHNOLOGY CO., LTD.Inventors: Yongfeng Zhao, Hongqi Hou, Fu Liao, Liwei Ding, Yuhua Wu, Fan Dong
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Patent number: 11079804Abstract: The present application provides a back plate structure and a flexible display device. The back plate structure includes: a first back plate, a second back plate and a flexible shaft. The first back plate and the second back plate are connected by the flexible shaft. The flexible shaft includes an arch component and at least one end component. The arch component includes a concave surface and a convex surface corresponding to the concave surface, and the concave surface faces a bending direction of the flexible display device. Each end component includes at least one foldable structure, and each foldable structure includes two planes parallel to a bending axis of the flexible display device. Each end component is located at an end of the arch component and obscures a space formed by the arch component.Type: GrantFiled: May 6, 2020Date of Patent: August 3, 2021Assignee: YUNGU (GU'AN) TECHNOLOGY CO., LTD.Inventors: Zhaoji Zhu, Liwei Ding, Fu Liao, Hongqi Hou, Liuyang Wang, Yongfeng Zhao
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Publication number: 20200371554Abstract: A display device includes a display screen and a clipping structure. The display screen includes a bending area, a first end and a second end which are connected with the bending area. The first end is bendable by using the bending area, and the clipping structure is used to clip the second end of the display screen so as to fix the second end during a bending process of the first end. The display device provided by the embodiments of the present application ensures stability of the second end of the display screen.Type: ApplicationFiled: August 13, 2020Publication date: November 26, 2020Applicant: Yungu (Gu'an) Technology Co., Ltd.Inventors: Zhaoji ZHU, Liwei DING, Yuhua WU, Yongfeng ZHAO, Hongqi HOU, Fu LIAO