Patents by Inventor Etsushi Muramatsu

Etsushi Muramatsu 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).

  • Patent number: 7350300
    Abstract: In a shaver having provided on an upper end portion of a main body thereof a head portion comprising a razor having an outer blade and an inner blade, a front cross section of the shaver has a shape narrowed at a substantially center portion in its up and down direction, and a side cross section of the shaver has a substantially S-shape, in order to increase the contact area between the main body and the palm, to improve fit feeling, to make it hard to slip, and to finely adjust the angle of the razor against the skin without moving the wrist.
    Type: Grant
    Filed: March 28, 2003
    Date of Patent: April 1, 2008
    Assignee: Matsushita Electric Works, Ltd.
    Inventors: Takashi Yamaguchi, Yasunori Ueda, Kotaro Yanagi, Izumi Mihara, Masahiro Takatani, Tetsushi Ogawa, Takumi Adachi, Etsushi Muramatsu, Tsuyoshi Nishizawa, Takashi Yukawa, Matsuki Yamamoto, Fumio Taniguchi, Masanobu Yamasaki
  • Publication number: 20050229400
    Abstract: In a shaver having provided on an upper end portion of a main body thereof a head portion comprising a razor having an outer blade and an inner blade, a front cross section of the shaver has a shape narrowed at a substantially center portion in its up and down direction, and a side cross section of the shaver has a substantially S-shape, in order to increase the contact area between the main body and the palm, to improve fit feeling, to make it hard to slip, and to finely adjust the angle of the razor against the skin without moving the wrist.
    Type: Application
    Filed: March 28, 2003
    Publication date: October 20, 2005
    Inventors: Takashi Yamaguchi, Yasunori Ueda, Kotaro Yanagi, Izumi Mihara, Masahiro Takatani, Tetsushi Ogawa, Takumi Adachi, Etsushi Muramatsu, Tsuyoshi Nishizawa, Takashi Yukawa, Matsuki Yamamoto, Fumio Taniguchi, Masanobu Yamasaki
  • Patent number: 6125545
    Abstract: A hair cutter according to the present invention includes a hair cutter body having a generally rectangular cross-section, a hair cutting portion provided at one end thereof, a comb portion having a plurality of comb plates for covering the hair cutting portion, and a comb portion holder having the comb portion at one end thereof. The hair cutter body has side surfaces disposed along a direction of thickness. The hair cutting portion includes a comb-like fixed blade and a comb-like movable blade reciprocating relative to the comb-like fixed blade. The comb portion holder has at least one supporting member fitted on and rotatably attached to the side surface.
    Type: Grant
    Filed: June 15, 1999
    Date of Patent: October 3, 2000
    Assignee: Matsushita Electric Works, Ltd.
    Inventors: Naoki Yamaguchi, Shinji Yamamoto, Etsushi Muramatsu
  • Patent number: D500890
    Type: Grant
    Filed: June 17, 2004
    Date of Patent: January 11, 2005
    Assignee: Matsushita Electric Works, Ltd.
    Inventor: Etsushi Muramatsu
  • Patent number: D453329
    Type: Grant
    Filed: March 20, 2001
    Date of Patent: February 5, 2002
    Assignee: Matsushita Electric Works, Ltd.
    Inventor: Etsushi Muramatsu
  • Patent number: D527431
    Type: Grant
    Filed: July 20, 2005
    Date of Patent: August 29, 2006
    Assignee: Matsushita Electric Works, Ltd.
    Inventor: Etsushi Muramatsu
  • Patent number: D532828
    Type: Grant
    Filed: July 20, 2005
    Date of Patent: November 28, 2006
    Assignee: Matsushita Electric Works, Ltd.
    Inventor: Etsushi Muramatsu
  • Patent number: D477113
    Type: Grant
    Filed: December 3, 2001
    Date of Patent: July 8, 2003
    Assignee: Matsushita Electric Works, Ltd.
    Inventors: Etsushi Muramatsu, Takumi Adachi, Shinji Yamamoto
  • Patent number: D479360
    Type: Grant
    Filed: November 7, 2002
    Date of Patent: September 2, 2003
    Assignee: Matsushita Electric Works, Ltd.
    Inventors: Tsuyoshi Nishizawa, Etsushi Muramatsu, Takumi Adachi
  • Patent number: D572950
    Type: Grant
    Filed: July 16, 2007
    Date of Patent: July 15, 2008
    Assignee: Matsushita Electric Works, Ltd.
    Inventors: Motohiro Aoki, Etsushi Muramatsu, Yoshiyuki Miyake, Jyunichi Yamada, Nobutaka Katou
  • Patent number: D572951
    Type: Grant
    Filed: July 16, 2007
    Date of Patent: July 15, 2008
    Assignee: Matsushita Electric Works, Ltd.
    Inventors: Motohiro Aoki, Etsushi Muramatsu, Yoshiyuki Miyake, Jyunichi Yamada, Nobutaka Katou
  • Patent number: D574451
    Type: Grant
    Filed: July 12, 2007
    Date of Patent: August 5, 2008
    Assignee: Matsushita Electric Works, Ltd.
    Inventor: Etsushi Muramatsu
  • Patent number: D580671
    Type: Grant
    Filed: July 16, 2007
    Date of Patent: November 18, 2008
    Assignee: Panasonic Electric Works IP Center Co., Ltd.
    Inventors: Motohiro Aoki, Etsushi Muramatsu, Yoshiyuki Miyake, Jyunichi Yamada, Nobutaka Katou
  • Patent number: D581995
    Type: Grant
    Filed: November 21, 2007
    Date of Patent: December 2, 2008
    Assignee: Panasonic Electric Works IP Center Co., Ltd.
    Inventor: Etsushi Muramatsu
  • Patent number: D499844
    Type: Grant
    Filed: February 12, 2004
    Date of Patent: December 14, 2004
    Assignee: Matsushita Electric Works, Ltd.
    Inventor: Etsushi Muramatsu
  • Patent number: D606601
    Type: Grant
    Filed: January 9, 2009
    Date of Patent: December 22, 2009
    Assignee: Panasonic Electric Works Co., Ltd.
    Inventor: Etsushi Muramatsu
  • Patent number: D341003
    Type: Grant
    Filed: June 12, 1991
    Date of Patent: November 2, 1993
    Assignee: Matsushita Electric Works, Ltd.
    Inventors: Etsushi Muramatsu, Kouji Ohmaki, Akio Goto, Shinji Yamamoto
  • Patent number: D344156
    Type: Grant
    Filed: March 31, 1992
    Date of Patent: February 8, 1994
    Assignee: Matsushita Electric Works, Ltd.
    Inventors: Etsushi Muramatsu, Akio Goto, Shinji Yamamoto
  • Patent number: D373419
    Type: Grant
    Filed: March 6, 1995
    Date of Patent: September 3, 1996
    Assignee: Matsushita Electric Works, Ltd.
    Inventors: Etsushi Muramatsu, Florian Seiffert, Keiichi Kitagawa
  • Patent number: D425199
    Type: Grant
    Filed: July 1, 1998
    Date of Patent: May 16, 2000
    Assignee: Matsushita Electronic Works, Ltd.
    Inventor: Etsushi Muramatsu