Patents by Inventor Hajime Sorayama

Hajime Sorayama 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).

  • Toy
    Patent number: D452541
    Type: Grant
    Filed: June 7, 2001
    Date of Patent: December 25, 2001
    Assignee: Sony Corporation
    Inventors: Kozo Kawakita, Takeshi Yamagishi, Hiroshi Osawa, Kazuhiro Kato, Yoshiaki Kumagai, Shuichi Kobayashi, Masaki Nagatsuka, Hajime Sorayama
  • Toy
    Patent number: D452542
    Type: Grant
    Filed: June 7, 2001
    Date of Patent: December 25, 2001
    Assignee: Sony Corporation
    Inventors: Kozo Kawakita, Takeshi Yamagishi, Hiroshi Osawa, Kazuhiro Kato, Yoshiaki Kumagai, Shuichi Kobayashi, Masaki Nagatsuka, Hajime Sorayama
  • Toy
    Patent number: D452889
    Type: Grant
    Filed: July 26, 2000
    Date of Patent: January 8, 2002
    Assignee: Sony Corporation
    Inventors: Kozo Kawakita, Takeshi Yamagishi, Hiroshi Osawa, Kazuhiro Kato, Yoshiaki Kumagai, Shuichi Kobayashi, Masaki Nagatsuka, Hajime Sorayama
  • Ear part for toy
    Patent number: D467289
    Type: Grant
    Filed: October 10, 2001
    Date of Patent: December 17, 2002
    Assignee: Sony Corporation
    Inventors: Kozo Kawakita, Takeshi Yamagishi, Yuka Takeda, Jun Uchiyama, Hajime Sorayama
  • Toy
    Patent number: D467630
    Type: Grant
    Filed: October 10, 2001
    Date of Patent: December 24, 2002
    Assignee: Sony Corporation
    Inventors: Kozo Kawakita, Takeshi Yamagishi, Yuka Takeda, Jun Uchiyama, Hajime Sorayama
  • Toy
    Patent number: D431270
    Type: Grant
    Filed: June 10, 1999
    Date of Patent: September 26, 2000
    Assignee: Sony Corporation
    Inventors: Kozo Kawakita, Takeshi Yamagishi, Hiroshi Osawa, Kazuhiro Kato, Yoshiaki Kumagai, Shuichi Kobayashi, Masaki Nagatsuka, Hajime Sorayama