Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7797829 | Oil ring, manufacturing method thereof, and piston structure using the oil ring | Masaki Yamada, Kuniyasu Ito, Tomoaki Abe, Shigenobu Uchiyama | 2010-09-21 |
| 7077402 | Combined oil ring | Masakazu Katumaru, Seiji Tamaki | 2006-07-18 |
| 6179040 | Transmission shift fork, and manufacturing method thereof | Tomohiro Aoki, Kenichi Tsuchiya | 2001-01-30 |
| 5798087 | Method of producing gypsum | Taiichiro Suda, Nagatoshi Fujii, Yoshiko Moriguchi, Masaki Iijima, Toshikuni Sera | 1998-08-25 |
| 5536454 | Apparatus for gas-liquid contact | Masumi Fujii, Yoshitsugu Hotta, Taiichiro Suda, Kouichi Kitamura, Yukihiro Jinno +6 more | 1996-07-16 |
| 5378442 | Method for treating combustion exhaust gas | Masumi Fujii, Taiichiro Suda, Yoshitsugu Hotta, Kenji Kobayashi, Kunihiko Yoshida +6 more | 1995-01-03 |
| 5098269 | Center mechanism for a tire vulcanizing machine | Nobuhiko Irie, Hideaki Katayama | 1992-03-24 |
| 4984419 | Apparatus for mounting grass box of mower | Keiichi Sampei | 1991-01-15 |
| 4941863 | Stepless speed change mechanism in belt transmission device | Keiichi Sampei, Yosihito Dei, Katsumi Fukumoto, Kazuo Furukawa | 1990-07-17 |
| 4939892 | Gait type mower | — | 1990-07-10 |
| 4845929 | Cutter-trimmer of walk-behind type | Keiichi Sanpei, Tetsuya Nishida | 1989-07-11 |
| 4832474 | Microscope apparatus for examining wafer | Makoto Yoshinaga, Yoichi Iba, Noriyuki Miyahara, Terumasa Morita, Takashi Nagano | 1989-05-23 |
| 4744642 | Microscope | Makoto Yoshinaga, Yoichi Iba, Noriyuki Miyahara, Terumasa Morita, Takashi Nagano | 1988-05-17 |
| 4661692 | Microscope provided with automatic focusing device having memory means | — | 1987-04-28 |
| 4653878 | Microscope equipped with an electric device for driving revolver and stage | Kanae Nakasato, Masayuki Naito | 1987-03-31 |
| 4643540 | Microscope provided with an automatically controlled illuminating optical system | Masayuki Naito | 1987-02-17 |
| 4321783 | Mid-mounted mower | Hirofumi Sadakane | 1982-03-30 |
| 4291522 | Mower mounted on vehicle | Hirofumi Sadakane | 1981-09-29 |
| 4285161 | Mulcher | Toschimi Ohtori, Kunisuke Sukigara, Mitsuo Satoh | 1981-08-25 |