Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9034939 | Primer for ink-jet recording | Katsuyuki Kito, Masaru Nakayama | 2015-05-19 |
| 7701655 | Servo signal recording method, servo signal recording apparatus, and magnetic recording medium | Masao Fujita, Kenji Tanaka | 2010-04-20 |
| 7593177 | Recording/reproducing method of magnetic tape | Masao Okafuji, Tsugihiro Doi, Tetsutaro Inoue, Hiroyuki Mitsuhashi, Sadamu Kuse | 2009-09-22 |
| 7545597 | Recording/reproducing method of magnetic tape | Masao Okafuji, Tsugihiro Doi, Tetsutaro Inoue, Hiroyuki Mitsuhashi, Sadamu Kuse | 2009-06-09 |
| 7253988 | Recording/reproducing method of magnetic tape | Masao Okafuji, Tsugihiro Doi, Tetsutaro Inoue, Hiroyuki Mitsuhashi, Sadamu Kuse | 2007-08-07 |
| 7170709 | Recording/reproducing method of magnetic tape | Masao Okafuji, Tsugihiro Doi, Tetsutaro Inoue, Hiroyuki Mitsuhashi, Sadamu Kuse | 2007-01-30 |
| RE38048 | Magnetic recording medium | Kenichiro Yoshida, Akira Kato | 2003-03-25 |
| 5725943 | Magnetic tape cartridge | Junichi Hirata, Sadamu Kuse | 1998-03-10 |
| 5532042 | Magnetic recording medium | Kenichiro Yoshida, Akira Kato | 1996-07-02 |
| 5260132 | Acicular alloy magnetic powder | Tetuya Nakazumi, Mikio Kishimoto, Toshinobu Sueyoshi | 1993-11-09 |
| 5252380 | Acicular alloy containing magnetic recording medium | Tetuya Nakazumi, Mikio Kishimoto, Toshinobu Sueyoshi | 1993-10-12 |
| 5051319 | Magnetic recording tape containing low levels of compounds with molecular weights between specified limits determined from gel permeation chromatography of tape extract | Sadamu Kuse, Kimihiko Kaneno | 1991-09-24 |
| 5035947 | Magnetic recording medium including magnetic metallic powder | Sadamu Kuse, Yasushi Orita | 1991-07-30 |
| 4956220 | Magnetic recording medium | Toshinobu Sueyoshi, Seiichi Asada, Masahiro Amemiya, Akira Miyake | 1990-09-11 |
| 4774147 | Magnetic recording medium | Sadamu Kuse | 1988-09-27 |
| 4632867 | Magnetic recording medium | Sadamu Kuse | 1986-12-30 |