Patents by Inventor Chi-chen Chen
Chi-chen Chen 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: 20230168504Abstract: A rotary structure module applied to a head-up display device includes a curved mirror assembly, at least one bracket and a driving element. The curved mirror assembly has a rotation axis, and includes a curved mirror, a fixing frame, a rotating shaft and a counterweight. The rotation axis corresponds to the rotating shaft, and the rotating shaft is passed through the fixing frame. The curved mirror and the counterweight are respectively fixed on two opposite sides of the fixing frame and located on two sides of the rotating shaft, so that the center of gravity of the curved mirror assembly is overlapped with the rotating axis. The bracket is sleeved on the rotating shaft, and the driving element drives the curved mirror assembly, so that the curved mirror rotates around the rotating shaft as the rotation axis.Type: ApplicationFiled: November 24, 2022Publication date: June 1, 2023Applicant: Coretronic CorporationInventors: Chi-Chen Chen, Hung-Lin Lee
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Patent number: 11525976Abstract: A focusing mechanism, including a positioning seat, a focus ring, a lens, and a knob is provided. The lens has an optical axis. The positioning seat has a first surface, a second surface opposite to the first surface, and a sliding groove penetrating the first surface and the second surface. The focus ring is slidably and rotatably disposed on the second surface of the positioning seat. The lens is fixed to the focus ring. The focus ring has a positioning hole and is located between the positioning seat and the lens. The positioning hole is aligned to the sliding groove in a direction perpendicular to the optical axis. The knob passes through the sliding groove and is inserted into the positioning hole. The knob is pressed against the first surface of the positioning seat. A projection device is also provided.Type: GrantFiled: March 23, 2021Date of Patent: December 13, 2022Assignee: Coretronic CorporationInventors: Chi-Chen Chen, Chang-Ching Li
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Publication number: 20210318514Abstract: A focusing mechanism, including a positioning seat, a focus ring, a lens, and a knob is provided. The lens has an optical axis. The positioning seat has a first surface, a second surface opposite to the first surface, and a sliding groove penetrating the first surface and the second surface. The focus ring is slidably and rotatably disposed on the second surface of the positioning seat. The lens is fixed to the focus ring. The focus ring has a positioning hole and is located between the positioning seat and the lens. The positioning hole is aligned to the sliding groove in a direction perpendicular to the optical axis. The knob passes through the sliding groove and is inserted into the positioning hole. The knob is pressed against the first surface of the positioning seat. A projection device is also provided.Type: ApplicationFiled: March 23, 2021Publication date: October 14, 2021Applicant: Coretronic CorporationInventors: Chi-Chen Chen, Chang-Ching Li
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Patent number: 10495956Abstract: A projector including an outer casing, a projection lens and a flexible sealing element is provided. The casing has a first opening. The projection lens is disposed in the casing and has a focusing portion, where the focusing portion is aligned to the first opening. The flexible sealing element is connected to a periphery of the first opening to seal the first opening. The focusing portion is connected to the flexible sealing element. When an external force is exerted to the flexible sealing element, the flexible sealing element is deformed and drives the focusing portion to move, so as to focus the projection lens.Type: GrantFiled: June 18, 2015Date of Patent: December 3, 2019Assignee: Coretronic CorporationInventors: Chi-Chen Chen, Chia-Tien Chen
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Patent number: 9703180Abstract: A projection apparatus includes a light source, a light valve, and a lens module. The light source provides a light beam. The light valve converts the light beam into an image beam. The lens module converts the image beam into a projecting beam and includes a lens and a locking structure. The locking structure is connected to the lens and includes a first plate, a second plate, a moving element, and a first pushing element. The second plate is disposed between the first plate and the lens and firmly fixed to the lens. A groove is formed between the first plate and the second plate, and the groove has withstanding holes arranged along a first direction. The moving element is disposed between the first plate and the second plate. The first pushing element is disposed between the moving element and the second plate.Type: GrantFiled: March 24, 2015Date of Patent: July 11, 2017Assignee: CORETRONIC CORPORATIONInventors: Chi-Chen Chen, Chia-Tien Chen
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Publication number: 20160332287Abstract: A pneumatic wrench with a butterfly steering switching mechanism includes a casing, a striking module, a motor module, a back cover, a butterfly operating lever, a speed control knob, a flow control valve, a forward/reverse rotary valve, a trigger module, and an air seal module. The novel design of the butterfly operating lever, the alternate installation of each mechanism of the wrench, and the optimal configuration of the air passage provide a wrench that can be operated by one hand for left and right handed operator and achieve the effects of lowering the production cost of a casing blank, improving the transmission loss compressed air in the wrench, and saving energy.Type: ApplicationFiled: June 19, 2015Publication date: November 17, 2016Inventor: Chi-Chen Chen
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Publication number: 20160085140Abstract: A projector including an outer casing, a projection lens and a flexible sealing element is provided. The casing has a first opening. The projection lens is disposed in the casing and has a focusing portion, where the focusing portion is aligned to the first opening. The flexible sealing element is connected to a periphery of the first opening to seal the first opening. The focusing portion is connected to the flexible sealing element. When an external force is exerted to the flexible sealing element, the flexible sealing element is deformed and drives the focusing portion to move, so as to focus the projection lens.Type: ApplicationFiled: June 18, 2015Publication date: March 24, 2016Inventors: Chi-Chen Chen, Chia-Tien Chen
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Publication number: 20150370151Abstract: A projection apparatus includes a light source, a light valve, and a lens module. The light source provides a light beam. The light valve converts the light beam into an image beam. The lens module converts the image beam into a projecting beam and includes a lens and a locking structure. The locking structure is connected to the lens and includes a first plate, a second plate, a moving element, and a first pushing element. The second plate is disposed between the first plate and the lens and firmly fixed to the lens. A groove is formed between the first plate and the second plate, and the groove has withstanding holes arranged along a first direction. The moving element is disposed between the first plate and the second plate. The first pushing element is disposed between the moving element and the second plate.Type: ApplicationFiled: March 24, 2015Publication date: December 24, 2015Applicant: Coretronic CorporationInventors: CHI-CHEN CHEN, CHIA-TIEN CHEN
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Patent number: 8672283Abstract: A projection device including a turntable module and a projection module is provided. The turntable module includes a first turntable and a second turntable. The first turntable is disposed on a surface. The second turntable is disposed on the first turntable and connected to the first turntable, and rotates relative to the first turntable by revolving along a rotation axis. The projection module is disposed on the turntable module and fixed to the second turntable.Type: GrantFiled: July 11, 2011Date of Patent: March 18, 2014Assignee: Coretronic CorporationInventors: Wei-Ju Chen, Chi-Chen Chen
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Patent number: 8587932Abstract: A handheld electronic device includes a main body and a cover. The main body has a bottom surface and a side surface adjacent to each other. A strap hole is formed in the side surface of the main body. A receiving slot and an observing opening are formed in the bottom surface. The observing opening is located at an edge of the bottom surface and is aligned and communicates with the strap hole. The cover is detachably disposed on the bottom surface to cover the receiving slot and the observing opening.Type: GrantFiled: December 8, 2010Date of Patent: November 19, 2013Assignee: Coretronic CorporationInventors: Chun-Ping Wang, Chi-Chen Chen
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Patent number: 8375832Abstract: A compact one touch pneumatic wrench includes a cylinder having an improved air passage to achieve one touch function and a housing mad of engineering plastic material. Compared to a conventional pneumatic wrench which needs one hand to hold the handle and the other hand to operate the clockwise/counterclockwise rotation of the motor, the present invention improves the air passage of the cylinder to provide a simple and convenient operation with only one hand, providing a convenient operation and enhancing the work efficiency.Type: GrantFiled: April 23, 2010Date of Patent: February 19, 2013Assignee: Year Congratulate Industrial Co., Ltd.Inventor: Chi-Chen Chen
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Patent number: 8323887Abstract: The present invention provides a method for combining a fluid delivery system with an analysis system for performing immunological or other chemical of biological assays. The method comprises a miniature plastic fluidic cartridge containing a reaction chamber with a plurality of immobilized species, a capillary channel, and a pump structure along with an external linear actuator corresponding to the pump structure to provide force for the fluid delivery. The plastic fluidic cartridge can be configured in a variety of ways to affect the performance and complexity of the assay performed.Type: GrantFiled: August 16, 2006Date of Patent: December 4, 2012Inventors: James Russell Webster, Ping Chang, Shaw-Tzuv Wang, Chi-Chen Chen, Rong-I Hong
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Publication number: 20120261072Abstract: An apparatus for reducing etching marks on a solar cell surface includes an etching bath, an etchant-feeding pipe configured in the etching bath, and a bubble guiding device that covers the etchant-feeding pipe. The bubble guiding device guides bubbles discharged from the etchant-feeding pipe to move toward at least one end of the etchant-feeding pipe for reducing etching marks on the solar cell surface.Type: ApplicationFiled: September 21, 2011Publication date: October 18, 2012Applicant: TOPCELL SOLAR INTERNATIONAL CO.,LTDInventor: Chi-Chen Chen
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Publication number: 20120091306Abstract: A projection device including a turntable module and a projection module is provided. The turntable module includes a first turntable and a second turntable. The first turntable is disposed on a surface. The second turntable is disposed on the first turntable and connected to the first turntable, and rotates relative to the first turntable by revolving along a rotation axis. The projection module is disposed on the turntable module and fixed to the second turntable.Type: ApplicationFiled: July 11, 2011Publication date: April 19, 2012Applicant: CORETRONIC CORPORATIONInventors: Wei-Ju Chen, Chi-Chen Chen
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Publication number: 20110259155Abstract: A compact one touch pneumatic wrench includes a cylinder having an improved air passage to achieve one touch function and a housing mad of engineering plastic material. Compared to a conventional pneumatic wrench which needs one hand to hold the handle and the other hand to operate the clockwise/counterclockwise rotation of the motor, the present invention improves the air passage of the cylinder to provide a simple and convenient operation with only one hand, providing a convenient operation and enhancing the work efficiency.Type: ApplicationFiled: April 23, 2010Publication date: October 27, 2011Inventor: Chi-Chen CHEN
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Publication number: 20110222216Abstract: A handheld electronic device includes a main body and a cover. The main body has a bottom surface and a side surface adjacent to each other. A strap hole is formed in the side surface of the main body. A receiving slot and an observing opening are formed in the bottom surface. The observing opening is located at an edge of the bottom surface and is aligned and communicates with the strap hole. The cover is detachably disposed on the bottom surface to cover the receiving slot and the observing opening.Type: ApplicationFiled: December 8, 2010Publication date: September 15, 2011Applicant: CORETRONIC CORPORATIONInventors: Chun-Ping Wang, Chi-Chen Chen
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Publication number: 20100105065Abstract: The present invention provides a method for combining a fluid delivery system with an analysis system for performing immunological or other chemical of biological assays. The method comprises a miniature plastic fluidic cartridge containing a reaction chamber with a plurality of immobilized species, a capillary channel, and a pump structure along with an external linear actuator corresponding to the pump structure to provide force for the fluid delivery. The plastic fluidic cartridge can be configured in a variety of ways to affect the performance and complexity of the assay performed.Type: ApplicationFiled: December 30, 2009Publication date: April 29, 2010Inventors: James Russell Webster, Ping Chang, Shaw-Tzuv Wang, Chi-Chen Chen, Rong-I Hong
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Patent number: 7666687Abstract: A method for combining a fluid delivery system with an analysis system for performing immunological or other chemical of biological assays. The method includes a miniature plastic fluidic cartridge containing a reaction chamber with a plurality of immobilized species, a capillary channel, and a pump structure along with an external linear actuator corresponding to the pump structure to provide force for the fluid delivery. The plastic fluidic cartridge can be configured in a variety of ways to affect the performance and complexity of the assay performed.Type: GrantFiled: August 15, 2006Date of Patent: February 23, 2010Inventors: James Russell Webster, Ping Chang, Shaw-Tzuv Wang, Chi-Chen Chen, Rong-I Hong
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Patent number: 7594550Abstract: A compact pneumatic hand tool having a cylinder assembly received in a space of a body, wherein, the bottom inlet opening of the cylinder assembly is communicated with the air inlet in the space, meanwhile, the rear inlet passage of the cylinder assembly is corresponded to the control knob mounting portion of the body. Moreover, a control knob is extended through the control knob mounting portion of body as well as the rear inlet passage of the cylinder assembly, and a rotor of the cylinder assembly is coupled with a second coupling portion of a striking assembly. In addition, the front opening of the body is covered with the front cap and a sealing pad is provided between the body and the front cap, meanwhile the central axle is extended out of the front cap.Type: GrantFiled: August 6, 2008Date of Patent: September 29, 2009Assignee: Year Congratulate Industrial Co., LtdInventor: Chi-Chen Chen
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Patent number: D656980Type: GrantFiled: October 28, 2010Date of Patent: April 3, 2012Assignee: Optoma CorporationInventors: Jung-Mao Liao, Chi-Chen Chen, Chia-Tien Chen