MO

Masatoshi Okamura

Tdk: 72 patents #20 of 3,796Top 1%
TA Tdk Electronics Ag: 17 patents #3 of 503Top 1%
KT Kabushiki Kaisha Toshiba: 1 patents #13,537 of 21,451Top 65%
SI Sanshin Industries: 1 patents #190 of 319Top 60%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Overall (All Time): #16,833 of 4,157,543Top 1%
93
Patents All Time

Issued Patents All Time

Showing 26–50 of 93 patents

Patent #TitleCo-InventorsDate
6125011 Disc cartridge with particular cover configuration Masaru Ikebe, Katsumi Suzuki, Takashi Koshiyouji 2000-09-26
6118631 Tape cassette Kenji Hashizume, Hiroshi Kaneda 2000-09-12
6108298 Disc cartridge Yukio Miyazaki, Masaru Ikebe, Akio Momoi 2000-08-22
6094326 Disc cartridge with improved shutter mechanism Masaru Ikebe 2000-07-25
5954198 Cartridge receiving casing Masaru Ikebe, Noboru Uemura, Hideshisa Hashimoto 1999-09-21
5873538 Magnetic tape cassette Kenji Hashizume, Haruo Shiba 1999-02-23
5868336 Tape guides for tape cassette Hiroshi Kaneda, Hiroshi Yasuda, Yukihiro Tsuchiya 1999-02-09
5730382 Tapping bosses of magnetic tape cassette Hiroshi Kaneda, Yasunori Ono 1998-03-24
5657938 Video tape cassette with fixing portions remotely positioned from the front lid Hiroshi Kaneda, Haruo Shiba 1997-08-19
5626305 Tape cassette having ribs and window Kenji Hashizume, Haruo Shiba 1997-05-06
5593103 Reel spring for tape cassette and method for preparing it Hiroshi Kaneda 1997-01-14
5585988 Tape cassette, tape cassette halves forming mold, and method for preparing a tape cassette Jin Kutsukake 1996-12-17
5540399 Tape cassette Hiroshi Kaneda 1996-07-30
5507444 Tape cassette with improved spring for locking plate Hiroshi Kaneda 1996-04-16
5492283 Tape casette and reel spring therefor Takashi Namioka, Haruo Shiba 1996-02-20
5484058 Tape cassette storage container with pressing projections Motohiko Shima, Jin Kutsukake 1996-01-16
5417378 Tape cassette Kenji Hashizume, Hiroshi Kaneda, Motohiko Shima 1995-05-23
5385312 Tape cassette Hiroshi Kaneda, Hisao Katoh 1995-01-31
5381893 Housing case for tape cassette with index card Kenji Hashizume 1995-01-17
5375024 Tape cassette Hiroshi Kaneda, Kimitoshi Itoh 1994-12-20
5249759 Tape cassette casing having biasing element for improved traveling and take-up of magnetic tape Takashi Namioka 1993-10-05
5232093 Tape cassette housing Kenji Hashizume, Haruo Shiba, Motohiko Shima 1993-08-03
5189583 Magnetic tape cassette having ribs in reel areas Hiroshi Kaneda 1993-02-23
5172288 Magnetic recording medium and a tape guide in a cartridge Haruo Shiba, Hiroshi Kaneda 1992-12-15
5115365 Magnetic tape cassette having elastic pad element Kenji Hashizume, Haruo Shiba 1992-05-19