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 25 most recent of 93 patents

Patent #TitleCo-InventorsDate
11548406 Duct opening portion structure 2023-01-10
6994287 Tape cartridge Hiroshi Kaneda 2006-02-07
6822834 Tape cartridge having a plurality of identification openings Hiroshi Kaneda, Motohiko Shima 2004-11-23
6547174 Housing for tape cartridge and hold for mold for forming the same Hiroshi Kaneda, Motohiko Shima 2003-04-15
6532133 Recording medium cartridge with improved welding characteristics Hiroshi Kaneda, Kenji Hashizume, Hisao Katoh, Haruo Shiba 2003-03-11
6490133 Tape cartridge with a cell for a leader hook member and a cell for a leader Hiroshi Kaneda 2002-12-03
6452748 Tape cartridge with matched brake lock and brake release plate Motohiko Shima, Hiroshi Kaneda 2002-09-17
6450432 Tape cartridge Hiroshi Kaneda, Shinichi Sato 2002-09-17
6446896 Tape cassette Motohiko Shima, Hiroshi Kaneda, Akio Momoi, Kenji Hashizume 2002-09-10
6418113 Disk cartridge Masaru Ikebe, Yukio Miyazaki, Kenji Hashizume 2002-07-09
6411466 Tape cartridge Motohiko Shima, Hiroshi Kaneda 2002-06-25
6388837 Tape cartridge Kenji Hashizume, Yukio Miyazaki, Shinichi Sato 2002-05-14
6388838 Tape cartridge Hiroshi Kaneda, Motohiko Shima 2002-05-14
6370108 Disc cartridge Masaru Ikebe 2002-04-09
6318658 Tape cassette with improved cover operation Hiroshi Kaneda 2001-11-20
6311917 Tape reel for tape cassette Kenji Hashizume, Shinichi Sato, Hiroshi Kaneda 2001-11-06
6307831 Disc cartridge having reference holes Yukio Miyazaki, Masaru Ikebe 2001-10-23
6302345 Tape cassette Kenji Hashizume, Shinichi Sato, Hiroshi Kaneda 2001-10-16
6292331 Tape cassette Hiroshi Kaneda, Akio Momoi 2001-09-18
6243355 Disk cartridge with error insertion prevention mechanism Masaru Ikebe 2001-06-05
6215619 Tape cassette with reel brake release lever Hiroshi Kaneda 2001-04-10
6213425 Tape reel for tape cassette Sadatoshi Umeki, Hiroshi Kaneda 2001-04-10
6205115 Disc cartridge Masaru Ikebe, Kenji Hashizume 2001-03-20
6191920 Tape cassette with tape guides press-fit over ribbed guide posts Kenji Hashizume, Shinichi Sato 2001-02-20
6137653 Release mechanism for a reel brake member for a tape cassette Hiroshi Kaneda, Akio Momoi, Kenji Hashizume 2000-10-24