Issued Patents All Time
Showing 126–150 of 154 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5249094 | Pulsed-DC ionizer | Ichiya Hayakawa, Kazuo Nakamura | 1993-09-28 |
| 5168028 | Negatively chargeable toner for developing latent electrostatic images | Toshiki Nanya | 1992-12-01 |
| 5157878 | Polishing method with error correction | Toyohiko Hiyoshi, Mikio Iwata, Kazuo Watanabe, Shinkichi Ohkawa | 1992-10-27 |
| D328300 | Extension ringing console apparatus for telephone sets | Akiyoshi Hattori | 1992-07-28 |
| 5120296 | Method and apparatus for forming filter element | Yoshimitsu Yamaguchi, Kanekiyo Narita, Akira Masuda, Yasuo Hibi, Takayuki Suzuki | 1992-06-09 |
| D324521 | Telephone set | Akiyoshi Hattori | 1992-03-10 |
| 5053598 | Wire electrode feeding apparatus | Akihiro Sakai | 1991-10-01 |
| 5025434 | Tracking servo apparatus of disk player | Kiyoshi Tateishi, Haruyasu Sakata, Yuji Tawaragi, Takayuki Ohie | 1991-06-18 |
| 5000573 | Method of alignment with the use of diffraction gratings and an apparatus therefor | Makoto Iki, Atsunobu Une | 1991-03-19 |
| 4993190 | Polishing apparatus | Toyohiko Hiyoshi, Mikio Iwata, Kazuo Watanabe, Shinkichi Ohkawa | 1991-02-19 |
| 4917591 | Apparatus for curing resin impregnated in filter element | Atsushi Sakaida | 1990-04-17 |
| 4878211 | Method and apparatus for correcting the loop gain of a servo loop in accordance with measurements during open-loop operation | Kiyoshi Tateishi | 1989-10-31 |
| 4837734 | Method and apparatus for master-slave manipulation supplemented by automatic control based on level of operator skill | Yoshiaki Ichikawa, Makoto Senoh, Hiroshi Kamimura, Fumio Tomizawa, Sakae Sugiyama +1 more | 1989-06-06 |
| 4817073 | Tracking servo system for an information recording disc player | — | 1989-03-28 |
| 4811248 | Method of an apparatus for determining working original point for multi-joint manipulator | Makoto Senoh, Fumio Tomizawa, Akihito Sekido, Sakae Sugiyama, Tomiharu Yoshida | 1989-03-07 |
| 4795524 | Apparatus for fixing cap on end of filter element | Atsushi Sakaida, Yoshihiro Naito | 1989-01-03 |
| 4760910 | Aligning and feeding apparatus for elongated pieces | Yasuo Hibi, Kazuaki Tanaka, Yoshimitsu Yamaguchi | 1988-08-02 |
| 4747816 | Apparatus for making a filter from a material for a filter element | Harukazu Matsuyama, Tetsuo Kato, Yasuo Hibi, Satoshi Inukai, Yoshimitsu Yamaguchi | 1988-05-31 |
| 4710792 | Gate turn-off thyristor | — | 1987-12-01 |
| 4690349 | Device for supplying a long length of material | Yoshimitsu Yamaguchi, Tadahiko Shibata, Takezi Toda | 1987-09-01 |
| 4681667 | Method of producing electrostrictive effect element | Kazuaki Utsumi, Atsushi Ochi, Mitsuhiro Midorikawa | 1987-07-21 |
| 4662814 | Manipulator | Yoshiaki Ichikawa, Nobuyoshi Iwatsuka, Norihiko Ozaki | 1987-05-05 |
| 4652784 | Trapped-energy mode resonator and method of manufacturing the same | Takeshi Inoue | 1987-03-24 |
| D288659 | Telephone station set | — | 1987-03-10 |
| D288319 | Telephone station set | — | 1987-02-17 |