Issued Patents All Time
Showing 401–425 of 441 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5191497 | Magnetic disk pack and magnetic disk recording/reproducing apparatus with improved head touch | Hitoshi Saito, Yasuo Nagashima, Toshihiko Matsuo | 1993-03-02 |
| 5187531 | Automatic paper loading device and method for photographic printer | Yoshio Ozawa, Mitsukazu Hosoya, Kimitoshi Saito | 1993-02-16 |
| 5181066 | Paper device and method for photographic printer | Yoshio Ozawa, Kimitoshi Saito | 1993-01-19 |
| 5155728 | Time division speech path apparatus | Wataru Takeuchi | 1992-10-13 |
| 5107296 | Photographic paper transporting apparatus and method for photographic printer | Yoshio Ozawa | 1992-04-21 |
| 5086424 | Communication terminal connection system | Kazutoshi Motohashi, Takeshi Uehara | 1992-02-04 |
| 5072178 | Method and apparatus for testing logic circuitry by applying a logical test pattern | — | 1991-12-10 |
| 5046703 | Carbonaceous sintered compact and fluid sealing member with this contact | Minehiro Kamiyama, Yoshihiro Watanabe | 1991-09-10 |
| 5043922 | Graphics system shadow generation using a depth buffer | — | 1991-08-27 |
| 5040083 | Combined magnetic head servo system | Taichi Takesa | 1991-08-13 |
| 5040174 | Time division speech path apparatus | Wataru Takeuchi | 1991-08-13 |
| 4983905 | Constant voltage source circuit | Yoshiaki Sano, Toshio Hanazawa, Yasuhide Katagase, Katsuyuki Yasukouchi, Susumu Fujihara | 1991-01-08 |
| 4976385 | Holder for tubular container | — | 1990-12-11 |
| 4959550 | Automatic exchanger of an electron beam irradiator for window foil | Masayuki Kashiwagi | 1990-09-25 |
| 4945438 | Combined magnetic head | Taichi Takesa | 1990-07-31 |
| 4928186 | Magnetic recording method and magnetic head | Masamichi Sato, Satoshi Yoshida, Yoshiaki Kato | 1990-05-22 |
| 4903610 | Railway carrier apparatus for semiconductor wafers | Shigeru Tanaka, Tsutomu Shinya, Yoshiyuki Iwasawa, Tsutomu Ishida, Hiroshi Harada +2 more | 1990-02-27 |
| 4904153 | Transporting robot for semiconductor wafers | Yoshiyuki Iwasawa, Tsutomu Ishida, Hiroshi Harada, Shintaro Kobayashi, Kenji Okamoto +2 more | 1990-02-27 |
| 4896220 | Magnetic recording method and magnetic recording head used therefor | Masamichi Sato, Kazukiyo Tamada, Hiroichi Naito | 1990-01-23 |
| 4893072 | Apparatus for testing an integrated circuit device | — | 1990-01-09 |
| 4867629 | Dusttight storage cabinet apparatus for use in clean rooms | Yoshiyuki Iwasawa, Tsutomu Ishida, Hiroshi Harada, Kenji Okamoto, Shintaro Kobayashi +4 more | 1989-09-19 |
| 4860662 | Linear motor truck apparatus | Shigeru Udagawa | 1989-08-29 |
| 4853633 | Magnetic head electromagnetic conversion efficiency measuring method and element therefor | — | 1989-08-01 |
| 4840921 | Process for the growth of III-V group compound semiconductor crystal on a Si substrate | — | 1989-06-20 |
| 4841055 | Desmosine derivatives and reagent for preparing artificial antigens | Takashi Okada, Sigenobu Mizusaki | 1989-06-20 |