Issued Patents All Time
Showing 626–650 of 654 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4910405 | X-ray image sensor | Kouichi Tamura, Tadashi Sato, Kunio Nakajima | 1990-03-20 |
| 4908250 | Optical recording medium and production method thereof | Akira Gotoh, Yukinobu Yamazaki, Naoyuki Kikuchi, Shinkichi Horigome, Motoyasu Terao +3 more | 1990-03-13 |
| 4891705 | Apparatus for generating a picture signal at precise horizontal position | Kazuhide Kawata | 1990-01-02 |
| 4890378 | Method for manufacturing a magnetic head core having a magnetic film | Takashi Suzuki, Toshio Yamanaka, Tsuyoshi Orikasa, Takeshi Sawada, Makoto Kameyama +1 more | 1990-01-02 |
| 4883711 | Magnetic recording medium | Yoshihiro Shiroishi, Sadao Hishiyama, Tomoyuki Ohno, Yoshibumi Matsuda, Kazumasa Takagi +4 more | 1989-11-28 |
| 4870573 | Microcomputer capable of testing execution of a program with no branch | Kazuhide Kawata | 1989-09-26 |
| 4864401 | Synchronization signal generator without oscillator | Kazuhide Kawata | 1989-09-05 |
| 4842917 | Magnetic recording medium and process for producing the same | Tomoyuki Ohno, Yoshihiro Shiroishi, Sadao Hishiyama, Takaaki Shirakura, Shinya Matsuoka +5 more | 1989-06-27 |
| 4840844 | Magnetic recording medium | Masaaki Futamoto, Yukio Honda, Shinichiro Saito, Takashi Nishimura, Kazuetsu Yoshida +6 more | 1989-06-20 |
| 4833020 | Magnetic recording medium | Yoshihiro Shiroishi, Sadao Hishiyama, Tomoyuki Ohno, Yoshibumi Matsuda, Kazumasa Takagi +4 more | 1989-05-23 |
| 4822182 | Rotary motion driving apparatus | Koichi Matsushita | 1989-04-18 |
| 4806883 | Multifrequency oscillator circuit | Takahiko Tamura | 1989-02-21 |
| 4794451 | Signal generator generating character data having contour | Kazuhide Kawata | 1988-12-27 |
| 4792497 | Magnetic recording media for longitudinal recording | Yoshihiro Shiroishi, Sadao Hishiyama, Tomoyuki Ohno, Kazuetsu Yoshida, Shyuichi Kojima +4 more | 1988-12-20 |
| 4786553 | Magnetic recording medium | Yoshihiro Shiroishi, Sadao Hishiyama, Norikazu Tsumita, Tsuneo Suganuma, Yoshio Gobara +3 more | 1988-11-22 |
| 4780617 | Method for successive alignment of chip patterns on a substrate | Toshikazu Umatate | 1988-10-25 |
| 4743491 | Perpendicular magnetic recording medium and fabrication method therefor | Seiichi Asada, Toshio Niihara, Kazuetsu Yoshida, Masaaki Futamoto, Yukio Honda +2 more | 1988-05-10 |
| 4744054 | Semiconductor device with a memory circuit | Kazuhide Kawata | 1988-05-10 |
| 4687322 | Projection optical apparatus | Akikazu Tanimoto, Shoji Ishizaka, Yutaka Endo, Masamitsu Yanagihara | 1987-08-18 |
| 4662826 | Vacuum pump system including serially connected rotary and reciprocating vacuum pumps | Michio Nitta, Yoshifumi Fukuhara | 1987-05-05 |
| 4587567 | Flat picture tube television receiver including picture tube mounting structure | Eiji Yamamori | 1986-05-06 |
| 4586099 | Head cleaning cassette with automatic stop feature | Shinichi Kobayashi | 1986-04-29 |
| 4547355 | Method for manufacturing fine powder of SrZrO.sub.3 | Satoru Uedaira, Hiroshi Yamanoi, Masayuki Suzuki, Hidemasa Tamura | 1985-10-15 |
| 4464002 | Electrical connector | Ikuhiro Andoh, Kouji Watanabe | 1984-08-07 |
| 4455637 | Disc record player with automatic loading/unloading assembly | Masayuki Taoka, Kiyoshi Watanabe | 1984-06-19 |