Issued Patents All Time
Showing 26–50 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6156906 | Process for the preparation of 5,5'-bi-1H-tetrazole salt | Shunji Hyoda, Masaharu Kita, Hirotoshi Sawada, Shuichi Nemugaki, Takahiro Ueta +3 more | 2000-12-05 |
| 6143426 | Optical recording medium having dual information surfaces | Mitsurou Moriya, Shin-ichi Tanaka, Yasuhiro Sugihara, Michiyoshi Nagashima | 2000-11-07 |
| 6107563 | Photoelectric converter having light diffusion layer | Ken Nakanishi | 2000-08-22 |
| 6031813 | Optical recording medium having dual information surfaces | Mitsurou Moriya, Shin-ichi Tanaka, Yasuhiro Sugihara, Michiyoshi Nagashima | 2000-02-29 |
| 5903967 | Double cylinder body and a manufacturing method thereof | — | 1999-05-18 |
| 5878018 | Optical recording medium having dual information surfaces | Mitsurou Moriya, Shin-ichi Tanaka, Yasuhiro Sugihara, Michiyoshi Nagashima | 1999-03-02 |
| 5726969 | Optical recording medium having dual information surfaces | Mitsurou Moriya, Shin-ichi Tanaka, Yasuhiro Sugihara, Michiyoshi Nagashima | 1998-03-10 |
| 5567759 | Propylene polymer composition | Akihiko Yamamoto, Takao Nomura, Takeyoshi Nishio, Hisayuki Iwai | 1996-10-22 |
| 5414330 | Cathode ray tube control apparatus | Susumu Tsujihara, Mitsuo Isobe, Hiroyosi Shimosaka | 1995-05-09 |
| 5304467 | Device for assay of liquid sample | Hisashi Sakamoto, Shigeki Yamada | 1994-04-19 |
| 5301145 | Method and apparatus for recording and reading information, and an information recording element | Atsuhisa Inoue, Mariko Ishino, Yoshiro Akagi, Yoshiharu Nakajima | 1994-04-05 |
| 5259210 | Refrigerating apparatus and method of controlling refrigerating apparatus in accordance with fuzzy reasoning | Satoshi Ohya, Hiroshi Tamayama | 1993-11-09 |
| 5227310 | Device and method for assay of liquid sample | Hisashi Sakamoto, Shigeki Yamada | 1993-07-13 |
| 5218448 | Signal reproducing apparatus | Masahiro Honjo, Kunihiko Hontani | 1993-06-08 |
| 5157055 | Cation exchange polyimide resin and use thereof | Yoshiro Akagi, Koji Ohoka, Shigeru Kaminishi, Hideo Asahina, Hirotaka Ohno +4 more | 1992-10-20 |
| D326657 | Telephone | Hideo Fukasawa, Yoshio Sano, Yozo Sudo, Nobuo Uchiyama | 1992-06-02 |
| 5025329 | Electronically controlled magnetic tape editing device | Kanji Kubo, Hiromi Nakase | 1991-06-18 |
| 4999215 | Method for manufacturing polyimide thin films by plasma polymerization | Yoshiro Akagi, Mariko Ishino, Atsuhisa Inoue, Shigeru Kaminishi | 1991-03-12 |
| 4884151 | Recording and/or reproducing apparatus with photo-electric image device | Masamitsu Ohtsu | 1989-11-28 |
| 4868692 | Tracking error signal forming circuit | Hiromi Nakase, Kanji Kubo, Mitsunobu Furumoto | 1989-09-19 |
| 4851867 | Photographing number change-over device for two lens camera | — | 1989-07-25 |
| 4816930 | Tracking control for a tape using pilot signals | Kanji Kubo, Naoshi Usuki, Mitsunobu Furumoto | 1989-03-28 |
| 4764822 | Method for recording cue signal | Mitsunobu Furumoto, Kanji Kubo | 1988-08-16 |
| 4687313 | Apparatus for processing sensitive materials | Mitsumasa Tanizawa, Masatoshi Ueno | 1987-08-18 |
| 4656536 | Apparatus for recording and reproducing identification words on a helically scanned tape | Mitsunobu Furumoto | 1987-04-07 |