Patents by Inventor Ziyun Chen
Ziyun 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).
-
Patent number: 12106778Abstract: A method for editing a multimedia resource includes: playing a first video bound with an initial editing draft, wherein the first video shows a process of producing the initial editing draft, and the initial editing draft indicates an initial editing operation for an original multimedia material; and displaying a multimedia-resource-editing operation page according to a target editing draft, in response to an editing triggering operation for the first video, where the target editing draft is obtained based on the initial editing draft, the target editing draft indicates a target editing operation for a target material, the target material corresponds to all or a part of the original multimedia material, and the target editing operation comprises all or a part of the initial editing operation.Type: GrantFiled: September 21, 2023Date of Patent: October 1, 2024Assignee: BEIJING ZITIAO NETWORK TECHNOLOGY CO., LTD.Inventors: Xiaorong Liu, Ziyun Chen
-
Publication number: 20240119968Abstract: The present disclosure relates to a display method and apparatus, and a readable storage medium. The method includes: receiving a user operation on an information display entry of a first editing template, the first editing template being configured to edit a first multimedia material into a second multimedia material according to a target editing mode adopted by the first editing template; and displaying an information display page of the first editing template in response to the user operation on the information display entry of the first editing template, the information display page being configured to display indication information of the target editing mode.Type: ApplicationFiled: December 15, 2023Publication date: April 11, 2024Inventors: Ziyun CHEN, Yingzhi ZHOU, Ran CUI
-
Publication number: 20240013808Abstract: A method for editing a multimedia resource includes: playing a first video bound with an initial editing draft, wherein the first video shows a process of producing the initial editing draft, and the initial editing draft indicates an initial editing operation for an original multimedia material; and displaying a multimedia-resource-editing operation page according to a target editing draft, in response to an editing triggering operation for the first video, where the target editing draft is obtained based on the initial editing draft, the target editing draft indicates a target editing operation for a target material, the target material corresponds to all or a part of the original multimedia material, and the target editing operation comprises all or a part of the initial editing operation.Type: ApplicationFiled: September 21, 2023Publication date: January 11, 2024Inventors: Xiaorong LIU, Ziyun CHEN
-
Patent number: 7345256Abstract: A method and apparatus for bonding a pair of tubular members are disclosed. First and second end portions of the tubular members are gripped for rotation about their axis. The tubular members are axially rotated and a laser beam is directed radially toward the tubular members to bond them together.Type: GrantFiled: March 29, 2005Date of Patent: March 18, 2008Inventors: Ziyun Chen, Ping Ye Zhang
-
Patent number: 7048712Abstract: A combination of polymeric components provides desired characteristics in forming medical instruments such as catheters and balloons for dilatation catheters. For example, a balloon material is formed from a blend of polymeric components, including a first crystalline polymeric component and a second softening polymeric component. Where the first two components are generally incompatible, the balloon material can also include a third compatibilizing agent to facilitate blending the first two polymeric components together.Type: GrantFiled: March 14, 2003Date of Patent: May 23, 2006Assignee: Advanced Cardiovascular Systems, Inc.Inventors: Ziyun Chen, Tai Cheng, Ketan Muni, Udayan Patel, Robert Saltman
-
Publication number: 20050224471Abstract: A method and apparatus for bonding a pair of tubular members are disclosed. First and second end portions of the tubular members are gripped for rotation about their axis. The tubular members are axially rotated and a laser beam is directed radially toward the tubular members to bond them together.Type: ApplicationFiled: March 29, 2005Publication date: October 13, 2005Inventors: Ziyun Chen, Ping Zhang
-
Patent number: 6796958Abstract: A combination of polymeric components provides desired characteristics in forming medical instruments such as catheters and balloons for dilatation catheters. For example, a balloon material is formed from a blend of polymeric components, including a first crystalline polymeric component and a second softening polymeric component. Where the first two components are generally incompatible, the balloon material can also include a third compatibilizing agent to facilitate blending the first two polymeric components together.Type: GrantFiled: December 2, 1999Date of Patent: September 28, 2004Assignee: Advanced Cardiovascular Systems, Inc.Inventors: Ziyun Chen, Tai Cheng, Ketan Muni, Udayan Patel, Robert Saltman
-
Publication number: 20030232931Abstract: A combination of polymeric components provides desired characteristics in forming medical instruments such as catheters and balloons for dilatation catheters. For example, a balloon material is formed from a blend of polymeric components, including a first crystalline polymeric component and a second softening polymeric component. Where the first two components are generally incompatible, the balloon material can also include a third compatibilizing agent to facilitate blending the first two polymeric components together. The first polymeric component can be a branched or straight chain polyamide having a molecular weight of at least about 5000, or a polyester prepared from aromatic dicarboxylic acids having 8 to 14 carbon atoms or aliphatic dicarboxylic acids having from 2 to 12 carbon atoms, and at least one glycol having the formula HO(CH2)nOH, where n is an integer from 2 to 10, neopentyl glycol and cyclohexane dimethanol.Type: ApplicationFiled: March 14, 2003Publication date: December 18, 2003Inventors: Ziyun Chen, Tai Cheng, Ketan Muni, Udayan Patel, Robert Saltman
-
Publication number: 20020077418Abstract: A combination of polymeric components provides desired characteristics in forming medical instruments such as catheters and balloons for dilatation catheters. For example, a balloon material is formed from a blend of polymeric components, including a first crystalline polymeric component and a second softening polymeric component. Where the first two components are generally incompatible, the balloon material can also include a third compatibilizing agent to facilitate blending the first two polymeric components together. The first polymeric component can be a branched or straight chain polyamide having a molecular weight of at least about 5000, or a polyester prepared from aromatic dicarboxylic acids having 8 to 14 carbon atoms or aliphatic dicarboxylic acids having from 2 to 12 carbon atoms, and at least one glycol having the formula HO(CH2)nOH, where n is an integer from 2 to 10, neopentyl glycol and cyclohexane dimethanol.Type: ApplicationFiled: December 2, 1999Publication date: June 20, 2002Inventors: ZIYUN CHEN, TAI CHENG, KETAN MUNI, UDAYAN PATEL, ROBERT SALTMAN
-
Patent number: 6013728Abstract: A combination of polymeric components provides desired characteristics in forming medical instruments such as catheters and balloons for dilatation catheters. For example, a balloon material is formed from a blend of polymeric components, including a first crystalline polymeric component and a second softening polymeric component. Where the first two components are generally incompatible, the balloon material can also include a third compatibilizing agent to facilitate blending the first two polymeric components together. The first polymeric component can be a branched or straight chain polyamide having a molecular weight of at least about 5000, or a polyester prepared from aromatic dicarboxylic acids having 8 to 14 carbon atoms or aliphatic dicarboxylic acids having from 2 to 12 carbon atoms, and at least one glycol having the formula HO(CH.sub.2).sub.n OH, where n is an integer from 2 to 10, neopentyl glycol and cyclohexane dimethanol.Type: GrantFiled: May 15, 1997Date of Patent: January 11, 2000Assignee: Advanced Cardiovascular Systems, Inc.Inventors: Ziyun Chen, Tai Cheng, Ketan Muni, Udayan Patel, Robert Saltman
-
Patent number: 5871468Abstract: A balloon for use in a catheter, wherein the balloon is formed from an aromatic polyester, preferably a blend of a major component comprising an aromatic polyester, and a minor component comprising a compatible secondary thermoplastic semicrystalline polymer having a crystallinity less than that of the aromatic polyester of the major component.Type: GrantFiled: March 31, 1997Date of Patent: February 16, 1999Assignee: Medtronic, Inc.Inventors: Hans W. Kramer, Show-Mean Wu, Ziyun Chen, Mauricio L. Fugoso
-
Patent number: 5849846Abstract: A catheter and/or balloon for a medical catheter is formed from a blend of polymeric components, including a first crystalline polymeric component and a second softening polymeric component. The polymeric material can also include a third compatibilizing agent to facilitate blending the first two polymeric components together. The first polymeric component can be a polyester or a polyamide, and the second polymeric component can be a polyolefin, or an ethylene copolymer. The third polymeric component is preferably an ethylene copolymer containing a reactive group that forms a covalent bond with the first polymeric component. The polymeric material forming the balloon or catheter also can include a catalyst to catalyze a reaction between the compatibilizing ethylene copolymer and the second polymer component.Type: GrantFiled: June 6, 1995Date of Patent: December 15, 1998Assignee: Advanced Cardiovascular Systems, Inc.Inventors: Ziyun Chen, Tai C. Cheng, Jeong S. Lee, Ketan P. Muni, Udayan Patel, Robert P. Saltman
-
Patent number: 5747591Abstract: A combination of polymeric components provides desired characteristics in forming medical instruments such as catheters and balloons for dilatation catheters. For example, a balloon material is formed from a blend of polymeric components, including a first crystalline polymeric component and a second softening polymeric component. Where the first two components are generally incompatible, the balloon material can also include a third compatibilizing agent to facilitate blending the first two polymeric components together. The first polymeric component can be a branched or straight chain polyamide having a molecular weight of at least about 5000, or a polyester prepared from aromatic dicarboxylic acids having 8 to 14 carbon atoms or aliphatic dicarboxylic acids having from 2 to 12 carbon atoms, and at least one glycol having the formula HO(CH.sub.2).sub.n OH, where n is an integer from 2 to 10, neopentyl glycol and cyclohexane dimethanol.Type: GrantFiled: October 31, 1996Date of Patent: May 5, 1998Assignee: Advanced Cardiovascular Systems, Inc.Inventors: Ziyun Chen, Tai Cheng, Ketan Muni, Udayan Patel, Robert Saltman
-
Patent number: 5565523Abstract: A combination of polymeric components provides desired characteristics in forming medical instruments such as catheters and balloons for dilatation catheters. For example, a balloon material is formed from a blend of polymeric components, including a first crystalline polymeric component and a second softening polymeric component. Where the first two components are generally incompatible, the balloon material can also include a third compatibilizing agent to facilitate blending the first two polymeric components together. The first polymeric component can be a branched or straight chain polyamide having a molecular weight of at least about 5000, or a polyester prepared from aromatic dicarboxylic acids having 8 to 14 carbon atoms or aliphatic dicarboxylic acids having from 2 to 12 carbon atoms, and at least one glycol having the formula HO(CH.sub.2).sub.n OH, where n is an integer from 2 to 10, neopentyl glycol and cyclohexane dimethanol.Type: GrantFiled: June 7, 1995Date of Patent: October 15, 1996Assignee: Advanced Cardiovascular Systems, Inc.Inventors: Ziyun Chen, Tai Cheng, Ketan Muni, Udayan Patel, Robert Saltman
-
Patent number: 5554120Abstract: A combination of polymeric components provides desired characteristics in forming medical instruments such as catheters and balloons for dilatation catheters. For example, a balloon material is formed from a blend of polymeric components, including a first crystalline polymeric component and a second softening polymeric component. Where the first two components are generally incompatible, the balloon material can also include a third compatibilizing agent to facilitate blending the first two polymeric components together. The first polymeric component can be a branched or straight chain polyamide having a molecular weight of at least about 5000, or a polyester prepared from aromatic dicarboxylic acids having 8 to 14 carbon atoms or aliphatic dicarboxylic acids having from 2 to 12 carbon atoms, and at least one glycol having the formula HO(CH.sub.2).sub.n OH, where n is an integer from 2 to 10, neopentyl glycol and cyclohexane dimethanol.Type: GrantFiled: July 25, 1994Date of Patent: September 10, 1996Assignee: Advanced Cardiovascular Systems, Inc.Inventors: Ziyun Chen, Tai Cheng, Ketan Muni, Udayan Patel, Robert Saltman
-
Patent number: D965606Type: GrantFiled: February 1, 2021Date of Patent: October 4, 2022Assignee: Beijing Bytedance Network Technology Co., Ltd.Inventors: Ziyun Chen, Jiayi Liu