Issued Patents All Time
Showing 326–350 of 366 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5536578 | Magnetic recording medium comprising a protective layer and a layer of ammonium carboxylate fluorine-containing compound | Mitsuyoshi Shoji, Takayuki Nakakawaji, Hiroshi Sasaki, Yutaka Ito, Shigeki Komatsuzaki | 1996-07-16 |
| 5532984 | High resolution read-only magneto-optical disk and method and apparatus for reproducing information therefrom | Tatsuo Niwa | 1996-07-02 |
| 5493545 | Magnetooptical recording medium with overwrite capabilities and method for using the same | — | 1996-02-20 |
| 5467337 | Optical disk reproducing method and apparatus | — | 1995-11-14 |
| 5453989 | Subscriber digital transmission system | Seiji Kitayama, Eiji Shimose | 1995-09-26 |
| 5447399 | Fastener free from a scissoring force | Makoto Yoshida | 1995-09-05 |
| 5436895 | Subscriber transmission system | — | 1995-07-25 |
| 5435877 | Process for the production of copper-clad laminate | Kenji Ishii, Yoshinori Kondo, Takamasa Nakai | 1995-07-25 |
| 5430695 | Magneto-optical disk having a magnetic film with two layers and a playback method thereof | — | 1995-07-04 |
| 5423392 | Engine control system | Hideki Kobayashi, Masaki Fujii | 1995-06-13 |
| 5409659 | Hollow injection-molding method and pressurized fluid introducing and discharging apparatus therefor | Susumu Imai, Masahiro Takeyasu | 1995-04-25 |
| 5389455 | Over-write capable magnetooptical recording medium having C/N ratio exceeding 53 dB | Jun Saito, Tetsuo Hosokawa, Akio Okamuro, Haruhisa Iida, Satomi Kokai +1 more | 1995-02-14 |
| 5384758 | Reproduction-only magneto-optical disk with selectively exchange coupled layers, and reproduction method and reproduction apparatus therefor | — | 1995-01-24 |
| 5374181 | Injection molding nozzle device | Maki Horikoshi, Teppei Yamaji, Mitsuo Watanabe | 1994-12-20 |
| 5368921 | Metal foil-clad laminate having surface smoothness | Kenji Ishii, Takamasa Nakai | 1994-11-29 |
| 5355354 | Non-overwritable magnetooptical recording apparatus using exchange-coupled two-layered medium with interface magnetic wall | Jun Saito | 1994-10-11 |
| 5314740 | Base board for printed circuit board | Kenji Ishii, Yoshinori Kondo, Norio Sayama | 1994-05-24 |
| 5309427 | Overwrite-capable magnetooptical recording medium allowing enlarged margin of high level beam intensity | — | 1994-05-03 |
| 5283693 | Compact zoom lens system | Tetsuo Kohno, Takashi Okada, Mitsuko Date | 1994-02-01 |
| 5273835 | Over-write capable magnetooptical recording medium | Jun Saito | 1993-12-28 |
| 5266385 | Printed circuit comprising novel compounds as fluorescence means to control circuit quality | Kenji Ishii, Yoshinori Kondo, Norio Sayama | 1993-11-30 |
| 5257135 | Compact zoom lens system | Tetsuo Kohno, Takashi Okada, Tetsuya Arimoto | 1993-10-26 |
| 5242540 | Process for producing thin copper foil-clad circuit board substrate | Kenji Ishii, Takamasa Nakai, Kenichi Moriyama | 1993-09-07 |
| 5240784 | Magnetooptical recording medium | — | 1993-08-31 |
| 5239534 | Multi-layer over write capable magnetooptical recording medium | — | 1993-08-24 |