Patents by Inventor Shinichi Kakefuda

Shinichi Kakefuda 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).

  • Reciprocating saw
    Patent number: D551930
    Type: Grant
    Filed: October 10, 2006
    Date of Patent: October 2, 2007
    Assignee: Hitachi Koki Co., Ltd.
    Inventors: Kenichi Yamada, Toshihiko Tachibana, Tomoyuki Kawahara, Masanori Okada, Shinichi Kakefuda
  • Portable electric sander
    Patent number: D559641
    Type: Grant
    Filed: February 6, 2007
    Date of Patent: January 15, 2008
    Assignee: Hitachi Koki Co., Ltd.
    Inventors: Satoshi Hotta, Shinichi Kakefuda, Akira Onose
  • Portable electric saw
    Patent number: D582739
    Type: Grant
    Filed: March 28, 2008
    Date of Patent: December 16, 2008
    Assignee: Hitachi Koki Co., Ltd.
    Inventors: Yoshiki Aoki, Hitoshi Tsuzuki, Shinichi Kakefuda, Syou Kanesawa
  • Engine blower
    Patent number: D591916
    Type: Grant
    Filed: April 3, 2008
    Date of Patent: May 5, 2009
    Assignee: Hitachi Koki Co., Ltd.
    Inventors: Shingo Kosugi, Masato Sakai, Shinichi Kakefuda, Tomoyuki Kawahara, Yoshikazu Yokoyama, Takahiro Hirai
  • Portable electric hammer drill
    Patent number: D592028
    Type: Grant
    Filed: September 12, 2008
    Date of Patent: May 12, 2009
    Assignee: Hitachi Koki Co., Ltd.
    Inventors: Takeshi Taniguchi, Hitoshi Tsuzuki, Tomoyuki Kawahara, Shinichi Kakefuda, Atsuyuki Kikuchi, Shingo Yamazaki
  • Air compressor
    Patent number: D603879
    Type: Grant
    Filed: October 10, 2008
    Date of Patent: November 10, 2009
    Assignee: Hitachi Koki Co., Ltd.
    Inventors: Shingo Kosugi, Masanori Okada, Shinichi Kakefuda, Seiichi Kodato, Tomoyoshi Yokota, Kenichi Matsunaga
  • Portable electric driver
    Patent number: D610419
    Type: Grant
    Filed: November 13, 2008
    Date of Patent: February 23, 2010
    Assignee: Hitachi Koki Co., Ltd.
    Inventors: Yoshiki Aoki, Masanori Okada, Shinichi Kakefuda, Takashi Ueda
  • Portable electric driver
    Patent number: D610421
    Type: Grant
    Filed: February 17, 2009
    Date of Patent: February 23, 2010
    Assignee: Hitachi Koki Co., Ltd.
    Inventors: Takeshi Taniguchi, Shinichi Kakefuda, Masanori Okada, Yoshiki Aoki, Junichi Toukairin, Takuya Teranishi, Naoki Tadokoro
  • Portable chain saw
    Patent number: D615836
    Type: Grant
    Filed: May 21, 2009
    Date of Patent: May 18, 2010
    Assignee: Hitachi Koki Co., Ltd.
    Inventors: Shingo Kosugi, Masanori Okada, Shinichi Kakefuda, Kenji Naganuma, Kentarou Kanaya
  • Centrifuge
    Patent number: D617909
    Type: Grant
    Filed: February 27, 2009
    Date of Patent: June 15, 2010
    Assignee: Hitachi Koki Co., Ltd.
    Inventors: Takeshi Taniguchi, Shinichi Kakefuda
  • Portable electric driver
    Patent number: D628038
    Type: Grant
    Filed: February 18, 2010
    Date of Patent: November 30, 2010
    Assignee: Hitachi Koki Co., Ltd.
    Inventors: Yoshiki Aoki, Shinichi Kakefuda, Masayuki Ogura, Tetsuya Monzen