Issued Patents All Time
Showing 626–650 of 765 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5030836 | Method and apparatus for drawing patterns using an energy beam | Naoki Kusui, Katsuji Tanaka, Kuniyoshi Wakazaki, Mitsunobu Katayama, Shiro Kurasawa +1 more | 1991-07-09 |
| 5030580 | Method for producing a silicon carbide semiconductor device | Katsuki Furukawa, Yoshihisa Fujii | 1991-07-09 |
| 5019550 | Sublimation type thermosensitive image transfer recording medium, and thermosensitive recording method using the same | Hidehiro Mochizuki, Masaru Shimada, Hiroyuki Uemura | 1991-05-28 |
| 5018509 | Endoscope insertion controlling apparatus | Hiroki Hibino, Hiroyuki Fukuda, Yutaka Takahashi, Akibumi Ishikawa | 1991-05-28 |
| 5016688 | Roller bottle filling and harvesting system | Shoichi Matsuda, Yasutami Muto, Kazuo Aoki | 1991-05-21 |
| 5014747 | Pressure control valve | Katsuya Tanaka | 1991-05-14 |
| 5011388 | Oil-free screw compressor apparatus | Masakazu Aoki | 1991-04-30 |
| 5008760 | Image processing system | Katsuichi Shimizu, Takehiko Shibata, Yoshikazu Yokomizo, Koichi Murakami, Tadashi Yoshida +3 more | 1991-04-16 |
| 5006890 | Image forming apparatus with a provision for designating different colored image areas | Masato Ishida, Hiroaki Takeda, Kazuo Watanabe, Nobuyuki Suzuki, Isamu Sato +1 more | 1991-04-09 |
| 5004440 | Pressure control valve | — | 1991-04-02 |
| 4994834 | Focal plane shutter for cameras | Kenichi Watabe, Shigemi Takahashi, Toshihisa Saito | 1991-02-19 |
| 4994708 | Cold cathode device | Akira Shimizu, Takeo Tsukamoto, Masao Sugata, Isamu Shimoda, Masahiko Okunuki | 1991-02-19 |
| 4990994 | Electrode structure for silicon carbide semiconductors | Katsuki Furukawa, Mitsuhiro Shigeta, Atsuko Uemoto | 1991-02-05 |
| 4985397 | Thermal image transfer recording system | Hiroyuki Uemura, Masaru Shimada, Hidehiro Mochizuki, Naoya Morohoshi | 1991-01-15 |
| 4982725 | Endoscope apparatus | Hiroki Hibino, Yoshikatsu Nagayama, Mutsumi Yoshikawa, Toshiyuki Takara, Masahito Goto +4 more | 1991-01-08 |
| 4982441 | Radio communication system | Hiroyuki Hashimoto, Nobuo Iizuka | 1991-01-01 |
| 4982256 | Optoelectronic integrated circuit | — | 1991-01-01 |
| 4978470 | Detergent composition for clothing: containing cellulase enzyme with non-degrading index of 500 or more | Susumu Ito, Kikuhiko Okamoto, Eiichi Hoshino, Michio Yokosuka, Moriyasu Murata | 1990-12-18 |
| 4974736 | Multi-electron-beam pattern drawing apparatus | Masahiko Okunuki, Mitsuaki Seki, Isamu Shimoda, Mamoru Miyawaki, Takeo Tsukamoto +2 more | 1990-12-04 |
| 4975722 | Focal plane shutter | Kenichi Watabe | 1990-12-04 |
| 4971116 | Pressure control valve | Katsuya Tanaka | 1990-11-20 |
| 4966860 | Process for producing a SiC semiconductor device | Katsuki Furukawa | 1990-10-30 |
| 4966853 | Cell culturing apparatus | Shoichi Matsuda, Tatsuo Kaise | 1990-10-30 |
| 4963079 | Screw fluid machine with high efficiency bore shape | Mitsuru Fujiwara, Riichi Uchida | 1990-10-16 |
| 4953965 | High-accuracy traveling table apparatus | Akira Iwase | 1990-09-04 |