Patents by Inventor Jyh-Cherng Yang

Jyh-Cherng Yang 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: 10481342
    Abstract: A dust protector of a fiber optic connector according to the present disclosure includes a dust cap and a cleaning component. The dust cap includes a frame and a cover. The frame is configured to cover the front end of a fiber optic connector. The cover is pivotally coupled to the frame. The cleaning component is disposed on the frame to clean the fiber optic connector. The cover is configured to be closed to cover the cleaning component and to be flipped open to expose the cleaning component. The present disclosure further provides another dust protector of a fiber optic connector. In addition to being used to protect the fiber optic connector from contamination, the dust protector of the present disclosure provides additional value that avoids the need to use a separate component to clean a fiber end of a fiber optic connector.
    Type: Grant
    Filed: November 1, 2018
    Date of Patent: November 19, 2019
    Assignee: PROTAI PHOTONIC CO., LTD
    Inventors: Jyh-Cherng Yang, Yu-Kai Chen
  • Publication number: 20190346630
    Abstract: A dust protector of a fiber optic connector according to the present disclosure includes a dust cap and a cleaning component. The dust cap includes a frame and a cover. The frame is configured to cover the front end of a fiber optic connector. The cover is pivotally coupled to the frame. The cleaning component is disposed on the frame to clean the fiber optic connector. The cover is configured to be closed to cover the cleaning component and to be flipped open to expose the cleaning component. The present disclosure further provides another dust protector of a fiber optic connector. In addition to being used to protect the fiber optic connector from contamination, the dust protector of the present disclosure provides additional value that avoids the need to use a separate component to clean a fiber end of a fiber optic connector.
    Type: Application
    Filed: November 1, 2018
    Publication date: November 14, 2019
    Inventors: JYH-CHERNG YANG, YU-KAI CHEN
  • Patent number: 10422963
    Abstract: An optical fiber connector according to the present disclosure includes a hollow housing, a ferrule holder, a spring, a back post and a sealing ring. The hollow housing has four side walls, wherein two of the four side walls are respectively provided with an opening. An annular bevel is formed in the interior of the housing. The ferrule holder is disposed within the housing. The spring is disposed within the housing to push the ferrule holder. The back post is partially disposed in the housing for abutting on the spring. Two protrusions are formed on the back post and respectively fall in the two openings on the housing. The sealing ring is put on the back post, wherein the back post is configured to push the sealing ring toward the annular bevel inside the housing such that the sealing ring abuts on the annular bevel.
    Type: Grant
    Filed: May 21, 2018
    Date of Patent: September 24, 2019
    Assignee: PROTAI PHOTONIC CO., LTD
    Inventor: Jyh-Cherng Yang
  • Publication number: 20190250339
    Abstract: An optical fiber connector according to the present disclosure includes a hollow housing, a ferrule holder, a spring, a back post and a sealing ring. The hollow housing has four side walls, wherein two of the four side walls are respectively provided with an opening. An annular bevel is formed in the interior of the housing. The ferrule holder is disposed within the housing. The spring is disposed within the housing to push the ferrule holder. The back post is partially disposed in the housing for abutting on the spring. Two protrusions are formed on the back post and respectively fall in the two openings on the housing. The sealing ring is put on the back post, wherein the back post is configured to push the sealing ring toward the annular bevel inside the housing such that the sealing ring abuts on the annular bevel.
    Type: Application
    Filed: May 21, 2018
    Publication date: August 15, 2019
    Inventor: JYH-CHERNG YANG
  • Patent number: 10101539
    Abstract: An optical fiber adapter according to the present disclosure includes a main body, a first shutter member, a second shutter member, an inner housing, a first elastic member and a second elastic member. The first elastic member includes a first base portion, a first driving portion and a first connecting portion. The first connecting portion connects the first base portion with the first driving portion. The second shutter member includes a second base portion, a second driving portion and a second connecting portion. The second connecting portion connects the second base portion with the second driving portion. The inner housing is positioned within the main body through the first opening. The first shutter member is attached to and is driven to move by the first driving portion. The second shutter member is attached to and is driven to move by the second driving portion.
    Type: Grant
    Filed: May 17, 2017
    Date of Patent: October 16, 2018
    Assignee: PROTAI PHOTONIC CO., LTD.
    Inventors: Jyh-Cherng Yang, Yu-Kai Chen
  • Publication number: 20180149813
    Abstract: An optical fiber adapter according to the present disclosure includes a main body, a first shutter member, a second shutter member, an inner housing, a first elastic member and a second elastic member. The first elastic member includes a first base portion, a first driving portion and a first connecting portion. The first connecting portion connects the first base portion with the first driving portion. The second shutter member includes a second base portion, a second driving portion and a second connecting portion. The second connecting portion connects the second base portion with the second driving portion. The inner housing is positioned within the main body through the first opening. The first shutter member is attached to and is driven to move by the first driving portion. The second shutter member is attached to and is driven to move by the second driving portion.
    Type: Application
    Filed: May 17, 2017
    Publication date: May 31, 2018
    Inventors: JYH-CHERNG YANG, YU-KAI CHEN
  • Patent number: 9632256
    Abstract: An optical fiber adapter according to the present disclosure includes a main body, an inner housing, a movable member, an elastic shutter member, a spring and a cover plate. The main body has an axial accommodation room and an access opening is provided on a first wall of the main body. The inner housing is placed within the accommodation room and includes a hollow cylinder extending from the front surface of a flange. The movable member is positioned within the accommodation room and is configured to be moved toward a second opening of the accommodation room. The shutter member is positioned within the accommodation room and includes a fixed portion, a shutter plate and a connecting portion. The fixed portion is fixed at the movable member and is moved with the movable member. The connecting portion connects the fixed portion with the shutter plate. The shutter plate extends from the connecting portion and arrives in front of an opening of the hollow cylinder.
    Type: Grant
    Filed: August 3, 2015
    Date of Patent: April 25, 2017
    Assignee: Protai Photonic Co., Ltd.
    Inventors: Jyh-Cherng Yang, Yu-Kai Chen
  • Patent number: 9618715
    Abstract: An optical fiber adapter according to the present disclosure includes a main body, an inner housing, an elastic shutter member and a spring. The main body has an axial accommodation room defined by a first wall, a second wall, a third wall and a fourth wall. The accommodation room has opposing first and second openings in the axial direction. The inner housing is placed within the accommodation room and includes a hollow cylinder extending from the front surface of a flange. The shutter member is positioned within the accommodation room and includes a base portion, a shutter plate and a connecting portion. The connecting portion connects the base portion with the shutter plate. The shutter plate extends from the connecting portion and arrives in front of an opening of the hollow cylinder. The shutter plate is movable with respect to the base portion. The spring is positioned within the accommodation room to push the shutter member toward the first opening of the accommodation room.
    Type: Grant
    Filed: February 1, 2016
    Date of Patent: April 11, 2017
    Assignee: Protai Photonic Co., Ltd.
    Inventors: Jyh-Cherng Yang, Yu-Kai Chen
  • Publication number: 20170097485
    Abstract: An optical fiber adapter according to the present disclosure includes a main body, an inner housing, an elastic shutter member and a spring. The main body has an axial accommodation room defined by a first wall, a second wall, a third wall and a fourth wall. The accommodation room has opposing first and second openings in the axial direction. The inner housing is placed within the accommodation room and includes a hollow cylinder extending from the front surface of a flange. The shutter member is positioned within the accommodation room and includes a base portion, a shutter plate and a connecting portion. The connecting portion connects the base portion with the shutter plate. The shutter plate extends from the connecting portion and arrives in front of an opening of the hollow cylinder. The shutter plate is movable with respect to the base portion. The spring is positioned within the accommodation room to push the shutter member toward the first opening of the accommodation room.
    Type: Application
    Filed: February 1, 2016
    Publication date: April 6, 2017
    Inventors: JYH-CHERNG YANG, YU-KAI CHEN
  • Publication number: 20160306121
    Abstract: An optical fiber adapter according to the present disclosure includes a main body, an inner housing, a movable member, an elastic shutter member, a spring and a cover plate. The main body has an axial accommodation room and an access opening is provided on a first wall of the main body. The inner housing is placed within the accommodation room and includes a hollow cylinder extending from the front surface of a flange. The movable member is positioned within the accommodation room and is configured to be moved toward a second opening of the accommodation room. The shutter member is positioned within the accommodation room and includes a fixed portion, a shutter plate and a connecting portion. The fixed portion is fixed at the movable member and is moved with the movable member. The connecting portion connects the fixed portion with the shutter plate. The shutter plate extends from the connecting portion and arrives in front of an opening of the hollow cylinder.
    Type: Application
    Filed: August 3, 2015
    Publication date: October 20, 2016
    Inventors: JYH-CHERNG YANG, YU-KAI CHEN
  • Patent number: 9279940
    Abstract: An optical fiber adapter includes a main body, two hook members, a hollow middle member and an elastic shutter member. The hook member has two hooks and two opposing walls that define a passage. The main body has an access opening on a first wall thereof for the two hook members and middle member to place within the passage of the main body. The middle member is positioned between the two hook members when the hook members and middle member are placed in the passage of the main body. The shutter member includes a fixing portion, a shutter plate and a connecting portion. The fixing portion is positioned in the accommodation recess formed on the first wall of the first hook member. The connecting portion connects the fixing portion with the shutter plate. The shutter plate extends from the connecting portion and into the passage.
    Type: Grant
    Filed: May 2, 2014
    Date of Patent: March 8, 2016
    Assignees: Protai Photonic Co., Ltd., Senko Advanced Components, Inc.
    Inventors: Tomoyuki Mamiya, Jyh-Cherng Yang, Yu-Kai Chen
  • Publication number: 20150285999
    Abstract: An optical fiber adapter includes a main body, two hook members, a hollow middle member and an elastic shutter member. The hook member has two hooks and two opposing walls that define a passage. The main body has an access opening on a first wall thereof for the two hook members and middle member to place within the passage of the main body. The middle member is positioned between the two hook members when the hook members and middle member are placed in the passage of the main body. The shutter member includes a fixing portion, a shutter plate and a connecting portion. The fixing portion is positioned in the accommodation recess formed on the first wall of the first hook member. The connecting portion connects the fixing portion with the shutter plate. The shutter plate extends from the connecting portion and into the passage.
    Type: Application
    Filed: May 2, 2014
    Publication date: October 8, 2015
    Applicants: PROTAI PHOTONIC CO., LTD., SENKO ADVANCED COMPONENTS, INC.
    Inventors: TOMOYUKI MAMIYA, JYH-CHERNG YANG, YU-KAI CHEN
  • Patent number: 9081155
    Abstract: A back post for an optical fiber connector according to the present disclosure is made from a main material mixed with an additive material. The main material is selected from the group consisting of poly ether ether ketone (PEEK), polyimide (PI), polyether imide (PEI) and polyether sulfone (PES) and the additive material is carbon fiber or glass fiber, wherein the content of the main material in the back post is from 50% to 95% by weight.
    Type: Grant
    Filed: June 10, 2013
    Date of Patent: July 14, 2015
    Assignee: Protai Photonic Co., Ltd.
    Inventors: Jyh-Cherng Yang, Yu-Kai Chen
  • Patent number: 8965166
    Abstract: An optical fiber adapter according to the present disclosure includes a main body, an inner housing and a cover plate. The main body has an accommodation room in an axial direction defined by a first wall, a second wall, a third wall and a fourth wall, wherein the first wall faces the third wall and connects with the second and fourth walls. An access opening is arranged on the first wall. The inner housing may be inserted into the accommodation room through the access opening on the first wall. Two protruding portions extend from the second and fourth walls, respectively. The cover plate is configured to cover the access opening on the first wall, wherein the cover plate has a plurality of hooking portions formed thereon for hooking on to the protruding portions, respectively.
    Type: Grant
    Filed: May 3, 2013
    Date of Patent: February 24, 2015
    Assignee: Protai Photonic Co., Ltd.
    Inventors: Jyh-Cherng Yang, Yu-Kai Chen
  • Publication number: 20140270678
    Abstract: A back post for an optical fiber connector according to the present disclosure is made from a main material mixed with an additive material. The main material is selected from the group consisting of poly ether ether ketone (PEEK), polyimide (PI), polyether imide (PEI) and polyether sulfone (PES) and the additive material is carbon fiber or glass fiber, wherein the content of the main material in the back post is from 50% to 95% by weight.
    Type: Application
    Filed: June 10, 2013
    Publication date: September 18, 2014
    Inventors: JYH-CHERNG YANG, YU-KAI CHEN
  • Publication number: 20140205253
    Abstract: An optical fiber adapter according to the present disclosure includes a main body, an inner housing and a cover plate. The main body has an accommodation room in an axial direction defined by a first wall, a second wall, a third wall and a fourth wall, wherein the first wall faces the third wall and connects with the second and fourth walls. An access opening is arranged on the first wall. The inner housing may be inserted into the accommodation room through the access opening on the first wall. Two protruding portions extend from the second and fourth walls, respectively. The cover plate is configured to cover the access opening on the first wall, wherein the cover plate has a plurality of hooking portions formed thereon for hooking on to the protruding portions, respectively.
    Type: Application
    Filed: May 3, 2013
    Publication date: July 24, 2014
    Applicant: PROTAI PHOTONIC CO., LTD.
    Inventors: JYH-CHERNG YANG, YU-KAI CHEN
  • Patent number: 8408815
    Abstract: An optical fiber connector and adapter according to the present invention are provided. At least one indentation is formed on the connector and a protrusion mating with the indentation is formed within the adapter thereby physically limiting the insertion of a connector into a particular adapter.
    Type: Grant
    Filed: December 11, 2009
    Date of Patent: April 2, 2013
    Assignees: Senko Advanced Components, Inc., Protai Photonic Co. Ltd.
    Inventors: I En Lin, Tomoyuki Mamiya, Jyh Cherng Yang, Jeffery Gniadek
  • Patent number: 8202009
    Abstract: An MPO type optical fiber adapter according to the present invention is provided. The main body of the MPO type adapter is unitary thereby avoiding the prior art problem that the stresses cause the two halves of the adapter to separate from each other after time.
    Type: Grant
    Filed: July 31, 2009
    Date of Patent: June 19, 2012
    Assignees: Protai Photonic Co. Ltd., Senko Advanced Components, Inc.
    Inventors: I En Lin, Tomoyuki Mamiya, Jyh Cherng Yang
  • Patent number: 7972066
    Abstract: An optical fiber adapter according to the present invention includes a main body, an inner housing and a cover plate. The main body has an axial cavity defined by a first wall, a second wall, a third wall and a fourth wall, wherein the first wall faces the third wall and connects with the second and fourth walls. The axial cavity has two opposing axial openings and is configured to receive the inner housing. An access opening is arranged on the first wall for the inner housing to place within the axial cavity. A plurality of protruding portions is positioned on the second and fourth walls, respectively, wherein each the protruding portion has an indentation formed thereon and facing the access opening. The cover plate is configured to cover the access opening on the first wall of the main body, wherein the cover plate has a plurality of protrusions formed thereon and positioning corresponding to the indentations on the protruding portions of the main body.
    Type: Grant
    Filed: May 7, 2010
    Date of Patent: July 5, 2011
    Assignee: Cross Multimedia Incorporation
    Inventors: I En Lin, Jyh Cherng Yang
  • Publication number: 20100322561
    Abstract: An optical fiber connector and adapter according to the present invention are provided. At least one indentation is formed on the connector and a protrusion mating with the indentation is formed within the adapter thereby physically limiting the insertion of a connector into a particular adapter.
    Type: Application
    Filed: December 11, 2009
    Publication date: December 23, 2010
    Applicants: PROTAI PHOTONIC CO. LTD., SENKO ADVANCED COMPONENTS, INC.
    Inventors: I En LIN, Tomoyuki Mamiya, Jyh Cherng Yang, Jeffery Gniadek