Patents by Inventor Hirotaka Zemba

Hirotaka Zemba 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).

  • Multiple pole connector
    Patent number: 7018220
    Abstract: A ground hardware (26) is crimped to the shield layer (34) of a shield cable (30). A contact spring (6) is put in the a cord tube (5). By connecting the cord tube (5) to the plug shell (2), the contact spring (6) is brought into contact with the ground hardware (36) to electrically connect the shield layer (34) to the plug shell (2).
    Type: Grant
    Filed: November 26, 2004
    Date of Patent: March 28, 2006
    Assignee: Hirose Electric Co., Ltd.
    Inventor: Hirotaka Zemba
  • Multiphase connector
    Patent number: 7011544
    Abstract: When the sleeve (3) is rotated, the locking portion (3B) disposed on the sleeve (3) slides against one or the other of the inclined cam surfaces (47A-1 and 47A-2), and is inserted into the engaging groove portion (47B) of the locking groove portion (47). The locking portion (3B) reaches the locking seat portion (47b) through moving over the cam portion (47a) disposed on the engaging groove portion (47B). The spring washer (29) urges the locking portion (3B) to be seated on the locking seat portion (47b).
    Type: Grant
    Filed: August 17, 2005
    Date of Patent: March 14, 2006
    Assignee: Hirose Electric Co., Ltd.
    Inventor: Hirotaka Zemba
  • MULTIPHASE CONNECTOR
    Publication number: 20060046566
    Abstract: When the sleeve (3) is rotated, the locking portion (3B) disposed on the sleeve (3) slides against one or the other of the inclined cam surfaces (47A-1 and 47A-2), and is inserted into the engaging groove portion (47B) of the locking groove portion (47). The locking portion (3B) reaches the locking seat portion (47b) through moving over the cam portion (47a) disposed on the engaging groove portion (47B). The spring washer (29) urges the locking portion (3B) to be seated on the locking seat portion (47b).
    Type: Application
    Filed: August 17, 2005
    Publication date: March 2, 2006
    Inventor: Hirotaka Zemba
  • Multiple pole connector
    Publication number: 20050118871
    Abstract: A ground hardware (26) is crimped to the shield layer (34) of a shield cable (30). A contact spring (6) is put in the a cord tube (5). By connecting the cord tube (5) to the plug shell (2), the contact spring (6) is brought into contact with the ground hardware (36) to electrically connect the shield layer (34) to the plug shell (2).
    Type: Application
    Filed: November 26, 2004
    Publication date: June 2, 2005
    Inventor: Hirotaka Zemba
  • Electrical connector
    Patent number: D454115
    Type: Grant
    Filed: April 23, 2001
    Date of Patent: March 5, 2002
    Assignee: Hirose Electric Co., Ltd.
    Inventor: Hirotaka Zemba