Patents by Inventor Masayuki Ageishi

Masayuki Ageishi 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).

  • Projector
    Patent number: D504453
    Type: Grant
    Filed: May 26, 2004
    Date of Patent: April 26, 2005
    Assignee: Nec Viewtechnology Ltd.
    Inventors: Lee Junsi, Susumu Ogawa, Shigeo Inoue, Masayuki Ageishi, Naoto Fukasawa
  • Projector
    Patent number: D505441
    Type: Grant
    Filed: May 26, 2004
    Date of Patent: May 24, 2005
    Assignee: NEC Viewtechnology, Ltd.
    Inventors: Lee Junsi, Susumu Ogawa, Shigeo Inoue, Masayuki Ageishi, Naoto Fukasawa
  • Projector
    Patent number: D552149
    Type: Grant
    Filed: September 14, 2005
    Date of Patent: October 2, 2007
    Assignee: NEC Display Solutions, Ltd.
    Inventors: Shigenori Sakai, Susumu Ogawa, Yasushi Itou, Masayuki Ageishi, Naoto Fukasawa
  • Projector lens
    Patent number: D565079
    Type: Grant
    Filed: February 28, 2005
    Date of Patent: March 25, 2008
    Assignee: Nec Display Solutions, Ltd.
    Inventors: Shigeo Inoue, Susumu Ogawa, Masayuki Ageishi, Junsi Lee, Naoto Fukasawa, Tsunao Nagasaki
  • Projector
    Patent number: D571390
    Type: Grant
    Filed: March 5, 2007
    Date of Patent: June 17, 2008
    Assignee: NEC Display Solutions, Ltd.
    Inventors: Takahisa Yamada, Yasushi Itou, Masayuki Ageishi, Naoto Fukasawa
  • Projector
    Patent number: D579476
    Type: Grant
    Filed: September 14, 2005
    Date of Patent: October 28, 2008
    Assignee: NEC Display Solutions, Ltd.
    Inventors: Takahisa Yamada, Kiyotaka Fujita, Masayuki Ageishi, Naoto Fukasawa