Issued Patents All Time
Showing 1–25 of 25 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12246521 | Fiber-reinforced resin material, method for manufacturing same, and fiber-reinforced resin article | Tetsuya Yamamoto, Kohei Kira, Keisuke Kato | 2025-03-11 |
| 11731393 | Fiber-reinforced resin material, method for manufacturing same, and fiber-reinforced resin structure | Tetsuya Yamamoto, Kohei Kira, SulChan Kim, Keisuke Kato | 2023-08-22 |
| 7115845 | Superheated steam generator | Masami Nomura, Yuzuru Marukuni | 2006-10-03 |
| 6531508 | Antibacterial medicinal compositions | Osamu Sugita | 2003-03-11 |
| 6365635 | Antibacterial composition for topical administration containing antibiotic | Hiromi Sumikawa, Osamu Sugita | 2002-04-02 |
| 6181388 | Projector of a reflection type | — | 2001-01-30 |
| 6069747 | Cam mechanism | Yasuo Ueno, Toyomichi Nakamura | 2000-05-30 |
| 5943516 | Camera with a warning system of inappropriate camera holding | Hiroyuki Uchiyama, Takashi Kubo, Muneyoshi Sato, Minoru Ishiguro, Minoru Takahashi | 1999-08-24 |
| 5642926 | Projector of reflection type | Soichiro Kimura | 1997-07-01 |
| 5534955 | Reflection type projector | Michiro Tuchida, Soichiro Kimura, Ko Aosaki, Tatsuo Kitami | 1996-07-09 |
| 5317350 | Overhead projector | Ko Aosaki, Takashi Kubo, Kenta Namioka, Koji Takanose | 1994-05-31 |
| 5311500 | Magneto-optical disk | Manabu Higuchi, Takashi Yamada, Akira Nahara | 1994-05-10 |
| 4975339 | Magneto-optical recording medium with at least one protective layer containing platinum and/or palladium | Takashi Yamada, Ryoichi Yamamoto, Akira Nahara | 1990-12-04 |
| 4929320 | Method of making magneto-optical recording medium | Takashi Yamada, Ryoichi Yamamoto, Satoshi Matsubaguchi, Akira Nahara | 1990-05-29 |
| 4897320 | Magneto-optical recording medium | Takashi Yamada, Ryoichi Yamamoto, Akira Nahara | 1990-01-30 |
| 4837118 | Magneto-optical recording medium | Ryoichi Yamamoto, Takashi Yamada, Akira Nahara | 1989-06-06 |
| 4808456 | Magneto-optical recording medium and method of making the same | Takashi Yamada, Ryoichi Yamamoto, Akira Nahara | 1989-02-28 |
| 4802160 | Optical disk substrate | Takashi Yamada, Ryoichi Yamamoto, Akira Nahara | 1989-01-31 |
| 4789606 | Magneto-optical recording medium | Takashi Yamada, Ryoichi Yamamoto, Akira Nahara | 1988-12-06 |
| 4735698 | Method of making magneto-optical recording medium | Takashi Yamada, Ryoichi Yamamoto, Akira Nahara | 1988-04-05 |
| 4726746 | Electrically-operated fuel pump | Shigetaka Takada, Satoshi Kondoh | 1988-02-23 |
| 4722020 | Brushless D.C. motor having abnormal driving current cut-off circuit | Satoshi Kondoh, Shingo Nakanishi | 1988-01-26 |
| 4610903 | Magneto-optical disk memory | Akira Nahara, Tatsuji Kitamoto | 1986-09-09 |
| 4462366 | Air-fuel ratio control circuit for an internal combustion engine | Yukihiro Watanabe, Keiiti Yamamoto | 1984-07-31 |
| 4289104 | Air-fuel mixture supplying device for internal combustion engines | Shigetaka Takada, Manabu Itoh | 1981-09-15 |