Patents by Inventor Dan Liu

Dan Liu 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).

  • Patent number: 12678365
    Abstract: A sexual stimulation device is disclosed. The sexual stimulation device has a housing, at least one end portion of which includes an opening, a flexible massage portion, which is at least partially disposed in the housing, and includes a massage channel that is configured to accommodate a phallic member and an insertion opening configured to allow the phallic member to enter and exit the massage channel, and a sensor component, which is disposed within the housing, and is configured to monitor changes in parameters related to a volume of the flexible massage portion caused by a movement of the phallic member in the massage channel, thereby providing data support for monitoring the movement of the phallic member.
    Type: Grant
    Filed: November 17, 2025
    Date of Patent: July 14, 2026
    Assignee: HYTTO PTE. LTD
    Inventors: Dan Liu, Wen Liu
  • Patent number: 12683919
    Abstract: A method for processing communication across multiple broadcast platforms includes connecting a user device to a plurality of broadcast platforms. A chat container is provided in a user interface of the user device. The chat container is configured to provide centralized information management across each of the plurality broadcast platforms. One or more broadcast platforms of the plurality of broadcast platforms are selected as a target broadcast platform in response to a selection operation on the chat container. A user message is sent to at least one viewer device among the plurality of viewer devices in response to a messaging operation on the chat container. The at least one viewer device is in communication with the user device via the target broadcast platform.
    Type: Grant
    Filed: November 6, 2024
    Date of Patent: July 14, 2026
    Assignee: HYTTO PTE. LTD.
    Inventors: Dan Liu, Jilin Qiu
  • Publication number: 20260182807
    Abstract: An automatic cleaning apparatus, includes: a mobile platform; a cleaning module, provided at bottom of the mobile platform for cleaning an operation surface on a travelling path of the automatic cleaning apparatus; a light emitting assembly, provided on a bottom surface of the mobile platform and configured to emit light signals within a predetermined angle range towards a direction of the operation surface; a light receiving assembly, including a spectrum acquisition unit and configured to receive light signals reflected from the operation surface and generate spectral information based on the operation surface; and a control system configured to determine at least one of a material or a stain category of the operation surface based at least on the spectral information, and control, based on at least one of the material or stain category of the operation surface, the cleaning module to clean the operation surface.
    Type: Application
    Filed: March 24, 2023
    Publication date: July 2, 2026
    Inventors: Dan LIU, Haojian XIE, Han LUO, Lei ZHANG, Ze CHEN
  • Publication number: 20260183180
    Abstract: A sexual stimulation device includes a handle. A first stimulation component is extended from the handle and is configured to be inserted into a bodily orifice. A second stimulation component has a stimulation end that is configured to stimulate an erogenous zone that is proximate to the bodily orifice. A coupling mechanism is configured to couple the second stimulation component to the handle. The coupling mechanism includes a sliding pair configured to define a motion trajectory of the stimulation end and a resilient element configured to store or release potential energy as the stimulation end moves, such that the stimulation end maintains continuous contact with the erogenous zone as the first stimulation component reciprocates within the bodily orifice.
    Type: Application
    Filed: July 7, 2025
    Publication date: July 2, 2026
    Inventors: Dan Liu, Jilin Qiu, Zhiwen Wu, Junhua Feng
  • Publication number: 20260183184
    Abstract: A curvilinear reciprocating device for sexual stimulation is disclosed. The curvilinear reciprocating device has a main body; a curved stimulation member, which is configured to stimulate an erogenous zone of a human body, including a proximal end portion and a distal end portion and wherein the proximal end portion is coupled to the main body; an actuator at least partially disposed within the main body and configured to actuate the distal end portion to move from a first position away from the main body to a second position that is closer to the main body than the first position; and a rebound mechanism configured to rebound the distal end portion from the second position to the first position, thereby causing the distal end portion to reciprocate in a curvy trajectory between the first position and the second position.
    Type: Application
    Filed: December 31, 2024
    Publication date: July 2, 2026
    Inventors: Dan Liu, Jilin Qiu, Peisen Wu
  • Patent number: 12667516
    Abstract: A sexual stimulation device includes a pressure field generator including a first opening configured to stimulate an erogenous zone of a user's body. A cavity is in fluid communication with the first opening. A tube extends from the cavity. The cavity and the tube together form an airflow channel extending substantially linearly through the pressure field generator from the first opening to an exterior of the sexual stimulation device. A drive unit is coupled to the pressure field generator and is configured to change a volume of the airflow channel and generate alternating pressure variations relative to an ambient pressure at the first opening so as to provide pneumatic pulse stimulation to the erogenous zone of the user's body.
    Type: Grant
    Filed: August 29, 2025
    Date of Patent: June 30, 2026
    Assignee: HYTTO PTE. LTD.
    Inventors: Dan Liu, Jilin Qiu, Zhiwen Wu, Peisen Wu
  • Patent number: 12667513
    Abstract: The present invention relates to systems and methods for rendering simulated environments to provide sexual stimulation. The method performed by a processor includes identifying an entity based on monitoring preset information. The preset information defined for identifying the entity include information associated with a model user and objects rendered in a field of view of a user of a plurality of users by a head-mounted display associated with the user, information related to other users of the plurality of users communicated with the user in real-time, and information related to the user. The method further includes determining at least one target element based on the identified entity. The method includes rendering the at least one target element in the field of view of the user by the head-mounted display. The at least one target element is configured to perform predefined actions corresponding to the entity.
    Type: Grant
    Filed: September 5, 2024
    Date of Patent: June 30, 2026
    Assignee: HYTTO PTE. LTD.
    Inventors: Dan Liu, Jilin Qiu
  • Patent number: 12667517
    Abstract: A curvilinear reciprocating device for sexual stimulation is disclosed. The curvilinear reciprocating device has a main body; a curved stimulation member, which is configured to stimulate an erogenous zone of a human body, including a proximal end portion and a distal end portion and wherein the proximal end portion is coupled to the main body; an actuator at least partially disposed within the main body and configured to actuate the distal end portion to move from a first position away from the main body to a second position that is closer to the main body than the first position; and a rebound mechanism configured to rebound the distal end portion from the second position to the first position, thereby causing the distal end portion to reciprocate in a curvy trajectory between the first position and the second position.
    Type: Grant
    Filed: December 31, 2024
    Date of Patent: June 30, 2026
    Assignee: HYTTO PTE. LTD
    Inventors: Dan Liu, Jilin Qiu, Peisen Wu
  • Publication number: 20260174621
    Abstract: A sexual stimulation device includes a pressure field generator including a first opening configured to stimulate an erogenous zone of a user's body. A cavity is in fluid communication with the first opening. A tube extends from the cavity. The cavity and the tube together form an airflow channel extending substantially linearly through the pressure field generator from the first opening to an exterior of the sexual stimulation device. A drive unit is coupled to the pressure field generator and is configured to change a volume of the airflow channel and generate alternating pressure variations relative to an ambient pressure at the first opening so as to provide pneumatic pulse stimulation to the erogenous zone of the user's body.
    Type: Application
    Filed: August 29, 2025
    Publication date: June 25, 2026
    Inventors: Dan Liu, Jilin Qiu, Zhiwen Wu, Peisen Wu
  • Publication number: 20260176323
    Abstract: A fusion protein having a triple activity and a use thereof are provided. More specifically, a fusion protein has a triple biological activity of glucagon-like peptide-1 (GLP-1), glucose-dependent insulinotropic polypeptide (GIP), and epidermal growth factor 21 (FGF21). It can be used for treating type 2 diabetes (T2D), obesity, and other diseases related to glucose and lipid metabolic abnormalities.
    Type: Application
    Filed: March 3, 2026
    Publication date: June 25, 2026
    Inventors: Weiyue HAN, Guitao ZHANG, Dixiang LUO, Wenxin SONG, Shaodong ZHONG, Dan LIU, Jiangtao PENG
  • Publication number: 20260178035
    Abstract: An automatic cleaning device, a cleaning system, and a method for controlling an automatic cleaning device. The automatic cleaning device includes: an automatic cleaning device body; and a sensing assembly, the sensing assembly being disposed on the automatic cleaning device body, and including a line laser emitter and an RGB image sensor, wherein the line laser emitter is configured for emitting a line laser, the emission direction of the line laser being horizontally and downward inclined, and the line laser emitter includes an emission assembly configured for emitting a single-line laser beam.
    Type: Application
    Filed: February 19, 2026
    Publication date: June 25, 2026
    Inventors: Dan Liu, Ke Pan
  • Patent number: 12664312
    Abstract: Aspects and features provide system that accesses an activity log for a telecommunication system and detects, at the code level, sensitive information occurrences within the activity log. The system can anonymize the sensitive information occurrences, for example, using encryption. The system can generate different versions of the activity log including the sensitive information occurrences anonymized using encryption or removed. The system stores the activity logs in a log query database, or otherwise in some manner so that the system can receive log queries and display or print logs or portions of the logs needed to conduct troubleshooting, but with sensitive information occurrences obscured or removed. Different levels of access can be provided using role-based access control.
    Type: Grant
    Filed: November 7, 2024
    Date of Patent: June 23, 2026
    Assignee: Zoom Communications, Inc.
    Inventors: Jianbing Han, Fei Hu, Nuowen Jian, Dan Liu, Tengteng She, Chao Wang, Li Wang, Hanqing Zhao
  • Patent number: 12661598
    Abstract: An interactive method is disclosed. The interactive method includes configuring an initial association between a tip parameter and an execution parameter of a sex toy, wherein the tip parameter includes one or more tip ranges, and the execution parameter is configured to quantify an action performance of the sex toy, wherein the execution parameter includes at least one of an action type, an action amplitude, an action duration, or an action cycle having at least one of a frequency, a start time, or an end time, and determining whether an actual tip falls into one of the one or more tip ranges in response to receiving the actual tip from at least one viewer device.
    Type: Grant
    Filed: December 20, 2024
    Date of Patent: June 23, 2026
    Assignee: HYTTO PTE. LTD
    Inventors: Dan Liu, Jilin Qiu
  • Publication number: 20260165783
    Abstract: A method of calibrating an augmented reality system. The method includes outputting first instructions that can communicate to a subject to position their body in a first position. The method also includes obtaining a first measurement with a single sensor and communicating the first measurement to a processor. The method further includes outputting second instructions that can communicate to a subject to position their body in a second position. The method also includes obtaining a second measurement with the single sensor and communicating the second measurement to the processor. Finally, the method includes calculating a length based on the first measurement and the second measurement.
    Type: Application
    Filed: December 13, 2024
    Publication date: June 18, 2026
    Inventor: Dan Liu
  • Publication number: 20260165910
    Abstract: A sexual stimulation device comprising a first portion that is insertable into an orifice of a user. A second portion is disposed outside the orifice of the user. A connecting member joins the first portion to the second portion. A top surface provided in the second portion. A optical effect generating member including a radiating lighting element and a light guiding element. A radiating lighting element is disposed inside the second portion and configured to emit at least two light beams of different wavelengths. A light guiding element is positioned above the radiating lighting element and configured to diffract, substantially in its entirety, each of the at least two light beams to generate corresponding diffracted light beams. A top surface is configured to present a polychromatic optical effect when receiving the corresponding diffracted light beams guided by the light guiding element.
    Type: Application
    Filed: February 9, 2026
    Publication date: June 18, 2026
    Applicant: HYTTO PTE. LTD
    Inventors: Dan LIU, Jilin QIU, Wen LIU
  • Publication number: 20260172625
    Abstract: A method for generating erotic multimedia content. The method includes receiving, via a system, content-generative parameters associated with output signal of an adult toy, wherein the adult toy is configured to provide haptic stimulation to a human user; generating, via the system, erotic multimedia content based on the content-generative parameters and a pre-trained content generation model; and, causing to display, via the system, the erotic multimedia content towards the human user, wherein the erotic multimedia content is configured to present content plotlines matching the content-generative parameters, and type of the erotic multimedia content includes at least one of video, audio, image, or text.
    Type: Application
    Filed: February 11, 2026
    Publication date: June 18, 2026
    Applicant: HYTTO PTE. LTD
    Inventors: Dan LIU, Jilin QIU
  • Patent number: 12653752
    Abstract: Disclosed is a sexual stimulation apparatus including: a chassis comprising a sensing stopper component; a moving component moveable relative to the chassis and having a sensing element; a controller configured to receive signals generated when the sensing element enters a sensing range of each of the sensing stopper component, and transmit drive signal to the driver; a driver configured to drive the moving component to perform linear reciprocating motion according to the drive signal; and a moving rod connected to the moving component and is configured to move with the moving component, wherein the moving rod includes an end to which an adult toy is attachable, to allow the adult toy to perform linear reciprocating motion with the moving rod. Also disclosed is a method for controlling the sexual stimulation apparatus and a communication system.
    Type: Grant
    Filed: August 18, 2022
    Date of Patent: June 16, 2026
    Assignee: HYTTO PTE. LTD.
    Inventors: Dan Liu, Jilin Qiu
  • Patent number: 12648890
    Abstract: Disclosed is a flexible adult toy including a first body and a second body connected by via a first connecting part, the flexible adult toy includes a first linear driver configured to generate a reciprocal linear movement according to a controller, and the reciprocal linear movement is converted into rotatory movement of the second body by the first connecting part. The flexible adult toy further includes stimulating structure connected to an end of the second body and controlled by the controller.
    Type: Grant
    Filed: August 1, 2022
    Date of Patent: June 9, 2026
    Assignee: HYTTO PTE. LTD.
    Inventors: Dan Liu, Jilin Qiu
  • Patent number: 12650788
    Abstract: Provided are an IO processing method and system for a multi-control storage system. The IO processing method includes: determining a correspondence between a plurality of strips and a plurality of controllers, so that write processing tasks of all the strips are respectively in the charge of the plurality of controllers, and two strips in the charge of any two controllers do not overlap; receiving an IO task, and determining, from among all the strips, a target strip corresponding to the IO task; determining whether the IO task is a write processing task; if the IO task is a write processing task, determining that a target controller is a controller corresponding to the target strip; if the IO task is not a write processing task, determining that the target controller is any controller; and controlling the target controller to execute the IO task.
    Type: Grant
    Filed: September 27, 2022
    Date of Patent: June 9, 2026
    Assignee: SUZHOU METABRAIN INTELLIGENT TECHNOLOGY CO., LTD.
    Inventor: Dan Liu
  • Patent number: D1131630
    Type: Grant
    Filed: January 13, 2025
    Date of Patent: June 23, 2026
    Assignee: Zhuhai Hengmao Electronic Technology Co., Ltd
    Inventor: Dan Liu