Issued Patents All Time
Showing 376–397 of 397 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5126919 | Cooling system for an electronic circuit device | Haruhiko Yamamoto, Yoshiaki Udagawa, Mitsuhiko Nakata, Koji Katsuyama, Izumi Ono +1 more | 1992-06-30 |
| 5091434 | Polyol composition and method for producing a rigid polyurethane foam using the same | Ichiro Kamemura, Hiromitsu Kodaka | 1992-02-25 |
| 5085910 | Optical data recording medium and method of manufacturing the same | Seiichi Matsushima, Masahide Yagi, Yasuyuki Mori | 1992-02-04 |
| 5072438 | Optical information recording disc and apparatus for driving the disc | Takeo Sonobe, Koreaki Kurane, Akira Saito | 1991-12-10 |
| 5070405 | Electronic still camera with multi-area light metering and gray scale modification | Satoshi Ejima | 1991-12-03 |
| 5065285 | Multi-layer circuit board, method of manufacturing the same and application thereof | Akira Nagai, Katuo Sugawara, Junichi Katagiri, Akio Takahashi | 1991-11-12 |
| 5045381 | Thermosetting resin composition, printed circuit board using the resin composition and process for producing printed circuit board | Masao Suzuki, Junichi Katagiri, Akira Nagai, Akio Takahashi | 1991-09-03 |
| 5021296 | Circuit board and process for producing the same | Yoshihiro Suzuki, Toshinari Takada, Haruo Akahoshi, Akira Nagai, Akio Takahashi +4 more | 1991-06-04 |
| 5003398 | Electronic still camera | — | 1991-03-26 |
| 4979043 | Video signal processing circuit | Ryuzo Motoori | 1990-12-18 |
| 4953103 | Page printer | — | 1990-08-28 |
| 4920574 | Cooling system for an electronic circuit device | Haruhiko Yamamoto, Yoshiaki Udagawa, Mitsuhiko Nakata, Koji Katsuyama, Izumi Ono +1 more | 1990-04-24 |
| 4911968 | Optical disc | Tosio Higasihara, Ken Yoshizawa, Akira Gotoh, Yoshitane Tuburaya | 1990-03-27 |
| 4911771 | Laminated printed circuit board and process for its manufacture | Satoshi Tanaka | 1990-03-27 |
| 4879632 | Cooling system for an electronic circuit device | Haruhiko Yamamoto, Yoshiaki Udagawa, Mitsuhiko Nakata, Koji Katsuyama, Izumi Ono +1 more | 1989-11-07 |
| 4783721 | Cooling system for an electronic circuit device | Haruhiko Yamamoto, Yoshiaki Udagawa, Mitsuhiko Nakata, Koji Katsuyama, Izumi Ono +1 more | 1988-11-08 |
| 4781969 | Flexible printed circuit board | Satoru Kobayashi, Tetsuya Hirose | 1988-11-01 |
| 4710913 | Optical recording disc | Seiichi Matsushima, Toshio Higashihara, Mitsuru Shimizu, Ken Yoshizawa, Toshinori Sugiyama | 1987-12-01 |
| 4469729 | Article having hard film, a flexible body and a fiber layer disposed therebetween | Shigetaka Watanabe, Yoshiaki Matsuga | 1984-09-04 |
| 4437890 | Method of the preparation of high density sintered alloys based on iron and copper | Tadao Hayasaka, Shigeru Ozawa, Yoshiaki Takeya | 1984-03-20 |
| 4340580 | Method of producing hydrogen | — | 1982-07-20 |
| 4269818 | Method of producing hydrogen | — | 1981-05-26 |