Patents by Inventor Yumi Fujiwara

Yumi Fujiwara 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).

  • Earphones
    Publication number: 20120328144
    Abstract: This invention provides novel earphones. In one embodiment, the earphones are configured for listening to music from a bust-mounted media player. In another embodiment, the earphones are configured for listening to music from an arm mounted media player.
    Type: Application
    Filed: August 27, 2012
    Publication date: December 27, 2012
    Inventors: Frank E. Dugger, Yumi Fujiwara Benedicto-Dugger
  • Encryption circuit
    Patent number: 7158638
    Abstract: An encryption circuit that reduces a scale of circuit and can achieve a certain level of high-speed processing in the implementation of the AES block cipher.
    Type: Grant
    Filed: January 3, 2002
    Date of Patent: January 2, 2007
    Assignee: Fujitsu Limited
    Inventors: Souichi Okada, Naoya Torii, Tomohiro Hayashi, Chikahiro Deguchi, Yumi Fujiwara
  • Image forming apparatus and belt rotating device
    Patent number: 6871038
    Abstract: An image forming apparatus includes an image bearing member; a movable belt, wherein an image on the image bearing member is transferred toward the belt; a supporting member for supporting the belt, wherein the belt has a first engaging portion, and the supporting member has a second engaging portion, and the belt is regulated in a lateral shifting by engagement between the first engaging portion and the second engaging portion; a regulating member, disposed out of contact with the belt, for regulating movement of the first engaging portion, wherein when the belt moves, the regulating member is effective to prevent the first engaging portion from disengaging from the second engaging portion.
    Type: Grant
    Filed: July 11, 2003
    Date of Patent: March 22, 2005
    Assignee: Canon Kabushiki Kaisha
    Inventor: Yumi Fujiwara
  • Image forming apparatus and belt rotating device
    Publication number: 20040076455
    Abstract: An image forming apparatus includes an image bearing member; a movable belt, wherein an image on the image bearing member is transferred toward the belt; a supporting member for supporting the belt, wherein the belt has a first engaging portion, and the supporting member has a second engaging portion, and the belt is regulated in a lateral shifting by engagement between the first engaging portion and the second engaging portion; a regulating member, disposed out of contact with the belt, for regulating movement of the first engaging portion, wherein when the belt moves, the regulating member is effective to prevent the first engaging portion from disengaging from the second engaging portion.
    Type: Application
    Filed: July 11, 2003
    Publication date: April 22, 2004
    Applicant: Canon Kabushiki Kaisha
    Inventor: Yumi Fujiwara
  • Encryption circuit
    Publication number: 20030108195
    Abstract: An encryption circuit that reduces a scale of circuit and can achieve a certain level of high-speed processing in the implementation of the AES block cipher.
    Type: Application
    Filed: January 3, 2002
    Publication date: June 12, 2003
    Applicant: Fujitsu Limited
    Inventors: Souichi Okada, Naoya Torii, Tomohiro Hayashi, Chikahiro Deguchi, Yumi Fujiwara
  • Image forming apparatus
    Patent number: D489752
    Type: Grant
    Filed: December 3, 2002
    Date of Patent: May 11, 2004
    Assignee: Canon Kabushiki Kaisha
    Inventors: Koji Yamaguchi, Kazuhiko Kanno, Tomio Noguchi, Yumi Fujiwara
  • Wiring for digital media players
    Patent number: D692408
    Type: Grant
    Filed: May 17, 2011
    Date of Patent: October 29, 2013
    Inventors: Frank Emanuel Dugger, Yumi Fujiwara Benedicto-Dugger