Issued Patents All Time
Showing 301–325 of 431 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5042022 | Optical disk recording/reproducing apparatus with synchronized data writing | — | 1991-08-20 |
| RE33665 | Digital signal detecting and compensating circuit with adjustable window signal | — | 1991-08-13 |
| 5035948 | Magnetic recording medium and a method for preparing the medium | Shinji Saito | 1991-07-30 |
| 5032428 | Method for producing a magnetic recording medium | Shinji Saito, Hitoshi Noguchi | 1991-07-16 |
| 5020048 | Optical information recording medium having a protective film which can be stripped | Yuji Arai, Masahiro Hotori | 1991-05-28 |
| 5014716 | Sphygmomanometer air connector | — | 1991-05-14 |
| 5003786 | Refrigerating apparatus | Kanji Fudono, Toshimasa Takahashi, Toshio Yamashita | 1991-04-02 |
| 4998582 | Refrigerator system for a container | Kanji Fudono, Toshimasa Takahashi, Toshio Yamashita | 1991-03-12 |
| 4998231 | Magneto-optical disk recording apparatus | Tetsu Watanabe | 1991-03-05 |
| 4997942 | 2,4-disubstituted pyrazine derivatives, pyrimidine derivatives, and liquid crystal containing the same | Masashi Osawa, Tadao Shoji, Sadao Takehara, Toru Fujisawa, Takeshi Kuriyama +1 more | 1991-03-05 |
| 4990857 | Insulation testing apparatus of a refrigerating machine | Kanji Isomichi, Nobuhiro Funahashi, Toshio Yamashita | 1991-02-05 |
| 4980230 | Magnetic recording medium | Shinji Saito | 1990-12-25 |
| 4967403 | Multi-format optical disk and reading device | Yoichiro Sako | 1990-10-30 |
| 4965120 | Magnetic recording medium | Toshio Ono, Chiaki Mizuno, Shinji Saito | 1990-10-23 |
| 4963433 | Magnetic recording medium | Yasuo Tamai, Toshio Kawamata | 1990-10-16 |
| 4964110 | Apparatus for reproducing a magneto-optical disk using a shot noise reduction circuit | Hideyoshi Horimai | 1990-10-16 |
| 4964128 | Data transmission method for interleaved data | Yoichiro Sako | 1990-10-16 |
| 4958502 | Controller for a refrigeration unit | Shinji Satoh, Kanji Isomichi, Toshio Yamashita, Nobuhiro Funahashi | 1990-09-25 |
| 4952064 | Method for preparing magnetic coating compositions | Toshio Ono, Chiaki Mizuno, Yasuo Tamai | 1990-08-28 |
| 4946740 | Magnetic recording medium | Toshio Ono, Chiaki Mizuno, Shinji Saito | 1990-08-07 |
| 4945966 | Radial tire tread for heavy-duty road vehicles having platform depth maintained with wear | — | 1990-08-07 |
| 4946615 | Method of preparing kneaded mixture for magnetic coating material | Chiaki Mizuno, Masatoshi Kiyama, Takao Komi, Shinichi Funabashi | 1990-08-07 |
| 4928730 | Proportional electromagnetic valve having amplifier therein | Tsuyoshi Ando, Nakayasu Hirono, Hirotoshi Nakao, Akio Mito, Kazuyuki Kihara +1 more | 1990-05-29 |
| 4928500 | Control device for freezer | Nobuhiro Funahashi, Toshio Yamashita | 1990-05-29 |
| 4927665 | Simultaneous multi-layer coating method for manufacturing magnetic recording medium | Naoyoshi Chino, Tsunehiko Sato, Shinji Saito | 1990-05-22 |