Patents by Inventor Katsuhiro Takashima

Katsuhiro Takashima 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).

  • Optical disc drive
    Patent number: D445791
    Type: Grant
    Filed: September 13, 2000
    Date of Patent: July 31, 2001
    Assignee: TEAC Corporation
    Inventors: Masafumi Ito, Shigeru Hasegawa, Hiroyuki Watanabe, Katsuhiro Takashima
  • Video disc recorder
    Patent number: D462671
    Type: Grant
    Filed: August 20, 2001
    Date of Patent: September 10, 2002
    Assignee: TEAC Corporation
    Inventors: Shigeru Hasegawa, Katsuhiro Takashima
  • Streaming cassette tape drive for measuring apparatus
    Patent number: D365097
    Type: Grant
    Filed: September 29, 1993
    Date of Patent: December 12, 1995
    Assignee: TEAC Corporation
    Inventors: Masafumi Ito, Shigeru Hasegawa, Katsuhiro Takashima, Yasunobu Shimizu
  • Combined audio mixer and tape recorder
    Patent number: D367052
    Type: Grant
    Filed: November 29, 1994
    Date of Patent: February 13, 1996
    Assignee: TEAC Corporation
    Inventors: Masafumi Ito, Shigeru Hasegawa, Katsuhiro Takashima, Keiji Tsunoda, Yasunobu Shimizu
  • Digital audio tape recorder
    Patent number: D368714
    Type: Grant
    Filed: February 22, 1995
    Date of Patent: April 9, 1996
    Assignee: Teac Corporation
    Inventors: Masafumi Ito, Shigeru Hasegawa, Katsuhiro Takashima
  • Disk drive unit
    Patent number: D370895
    Type: Grant
    Filed: June 7, 1995
    Date of Patent: June 18, 1996
    Assignee: TEAC Corporation
    Inventors: Masafumi Ito, Shigeru Hasegawa, Katsuhiro Takashima
  • Digital audio disc player
    Patent number: D371783
    Type: Grant
    Filed: January 11, 1995
    Date of Patent: July 16, 1996
    Assignee: TEAC Corporation
    Inventors: Masafumi Ito, Shigeru Hasegawa, Katsuhiro Takashima, Yasunobu Shimizu, Yukio Iikura
  • Combined audio mixer and tape recorder
    Patent number: D384356
    Type: Grant
    Filed: March 21, 1996
    Date of Patent: September 30, 1997
    Assignee: Teac Corporation
    Inventors: Masafumi Ito, Shigeru Hasegawa, Haruki Takita, Katsuhiro Takashima
  • Optical disc drive
    Patent number: D386482
    Type: Grant
    Filed: January 26, 1996
    Date of Patent: November 18, 1997
    Assignee: Teac Corporation
    Inventors: Masafumi Ito, Shigeru Hasegawa, Haruki Takita, Katsuhiro Takashima
  • Optical disc drive
    Patent number: D389128
    Type: Grant
    Filed: December 6, 1996
    Date of Patent: January 13, 1998
    Assignee: Teac Corporation
    Inventors: Masafumi Ito, Haruki Takita, Katsuhiro Takashima, Yasunobu Shimizu
  • Optical disc player
    Patent number: D391957
    Type: Grant
    Filed: September 19, 1996
    Date of Patent: March 10, 1998
    Assignee: Teac Corporation
    Inventors: Masafumi Ito, Haruki Takita, Katsuhiro Takashima, Yasunobu Shimizu
  • Digital audio tape recorder
    Patent number: D394059
    Type: Grant
    Filed: July 11, 1997
    Date of Patent: May 5, 1998
    Assignee: Teac Corporation
    Inventors: Masafumi Ito, Haruki Takita, Katsuhiro Takashima
  • Digital audio tape recorder
    Patent number: D396719
    Type: Grant
    Filed: May 15, 1996
    Date of Patent: August 4, 1998
    Assignee: Teac Corporation
    Inventors: Masafumi Ito, Haruki Takita, Katsuhiro Takashima
  • Optical disc player
    Patent number: D408409
    Type: Grant
    Filed: February 24, 1998
    Date of Patent: April 20, 1999
    Assignee: Teac Corporation
    Inventors: Masafumi Ito, Shigeru Hasegawa, Katsuhiro Takashima
  • Audio mixer
    Patent number: D411997
    Type: Grant
    Filed: March 26, 1997
    Date of Patent: July 13, 1999
    Assignee: Teac Corporation
    Inventors: Masafumi Ito, Haruki Takita, Katsuhiro Takashima
  • Data recorder
    Patent number: D415738
    Type: Grant
    Filed: April 7, 1998
    Date of Patent: October 26, 1999
    Assignee: TEAC Corporation
    Inventors: Masafumi Ito, Shigeru Hasegawa, Katsuhiro Takashima
  • Combined audio mixer and magnetic disc recorder
    Patent number: D417669
    Type: Grant
    Filed: July 17, 1996
    Date of Patent: December 14, 1999
    Assignee: Teac Corporation
    Inventors: Masafumi Ito, Haruki Takita, Katsuhiro Takashima
  • Recording and reproducing machine for telephone or radio communication equipment
    Patent number: D424053
    Type: Grant
    Filed: December 17, 1998
    Date of Patent: May 2, 2000
    Assignee: Teac Corporation
    Inventors: Masafumi Ito, Shigeru Hasegawa, Katsuhiro Takashima
  • Video tape recorder
    Patent number: D429705
    Type: Grant
    Filed: July 28, 1999
    Date of Patent: August 22, 2000
    Assignee: TEAC Corporation
    Inventors: Masafumi Ito, Shigeru Hasegawa, Katsuhiro Takashima, Hitoshi Yoshida
  • Digital-analog converter
    Patent number: D432081
    Type: Grant
    Filed: March 10, 1999
    Date of Patent: October 17, 2000
    Assignee: TEAC Corporation
    Inventors: Masafumi Ito, Shigeru Hasegawa, Katsuhiro Takashima