Issued Patents All Time
Showing 151–175 of 176 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5031434 | Plug for manufacturing seamless steel pipe | Akira Takase, Tsuneo Oikawa, Yutaka Mihara, Tomoyuki Hirakawa, Takeshi Kuwano | 1991-07-16 |
| 5008562 | Apparatus for generating pulse-like constant current having variable pulse width | Takuya Hosoda, Mitsuhiro Morishita | 1991-04-16 |
| 4969010 | Copying machine | Shigeru Okazaki, Naoki Otomo | 1990-11-06 |
| 4895390 | Steering mounting arrangement for automotive vehicle featuring improved head on collision characteristics | Tadahiro Fujikawa | 1990-01-23 |
| 4851939 | Actuator driving apparatus and magnetic disk drive system with a smaller number of high power amplifiers than actuators | Yosuke Seo, Yoshiyuki Hirano, Hajime Aoi, Kazuyoshi Nakabayashi | 1989-07-25 |
| 4823208 | Multi slice level signal circuit | Yasuhide Ouchi, Hajime Aoi, Nobumasa Nishiyama, Makoto Saitoh, Reijiro Tsuchiya | 1989-04-18 |
| 4783678 | Recording apparatus | Hiroyuki Honda, Takayoshi Hashimoto | 1988-11-08 |
| 4777553 | Magnetic head | Hajime Aoi, Fumio Kugiya | 1988-10-11 |
| 4774601 | Read channel for magnetic recording | Yasuhide Ouchi, Hajime Aoi, Nobumasa Nishiyama | 1988-09-27 |
| 4707755 | Optical read-out magnetic head | Norio Ohta, Shigenori Okamine, Yutaka Sugita, Yosuke Seo | 1987-11-17 |
| 4692018 | Cartridge-type apparatus for exchanging a developing device and toner supply container | — | 1987-09-08 |
| 4651236 | Waveform equalizing circuit | Yasuhide Ouchi, Hajime Aoi, Kazuyoshi Nakabayashi, Takamasa Uchiyama | 1987-03-17 |
| 4651242 | Magnetic disk apparatus | Yoshiyuki Hirano, Yosuke Seo, Toyoji Okuwaki, Katsuhiko Kato | 1987-03-17 |
| 4644424 | Equalizer used for magnetic storage device | Nobumasa Nishiyama, Hajime Aoi, Yasuhide Ouchi, Makoto Saitou | 1987-02-17 |
| 4626120 | Resilient writing nib with offset flattened portion | Hishao Fukui, Yutaka Shinohara | 1986-12-02 |
| 4571063 | Recording apparatus | Tatsumi Horiuchi, Tatufumi Kusuda | 1986-02-18 |
| 4542294 | Infrared detector and method of producing the same | Masami Ikeda | 1985-09-17 |
| 4540273 | Apparatus for driving optical system for exposure of a copying machine | — | 1985-09-10 |
| 4516764 | Paper feeding device | — | 1985-05-14 |
| 4491161 | Toner Dispensing apparatus | Shun Kawata | 1985-01-01 |
| 4488718 | Sheet feeding means | — | 1984-12-18 |
| 4449809 | Drive unit mounting mechanism for reproducing apparatus | — | 1984-05-22 |
| 4402859 | Process for producing diarylamine antioxidants in globular form | Yoichi Kojima | 1983-09-06 |
| 4340297 | Device for driving copy board of a copying machine | Yasuyuki Iwai | 1982-07-20 |
| 4298278 | Device for detachably attaching a master sheet to a drum | Hiroshi Katakura | 1981-11-03 |