Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10781198 | Compound, resin, photoresist composition and process for producing photoresist pattern | Tatsuro Masuyama, Koji Ichikawa | 2020-09-22 |
| 7431000 | Valve-actuating for internal combustion engine | Noriaki Fujii, Junichi Iwamoto | 2008-10-07 |
| 7322224 | Drawing method and drawing die assembly | Koji Ohashi, Takayoshi Mori, Michio Yamada, Koji Ooi, Hisashi Yasumatsu +1 more | 2008-01-29 |
| 6883538 | Flow control valve coupling structure | Masayuki Toyokawa, Ryohei Adachi, Iwao Murakami, Chikashi Ono | 2005-04-26 |
| 6622686 | Cylinder head for an internal combustion engine | Takashi Komatsuda, Kaoru Aoki, Shinichi Takahashi, Takuya Takagi, Tsutomu Yamasaki | 2003-09-23 |
| 6463899 | Valve operating system in internal combustion engine | Chikara Tanaka, Noriyuki Yamada, Junichi Iwamoto | 2002-10-15 |
| 6449107 | Optical beam scanning device | Hidenari Tachibe, Etsuko Shibata | 2002-09-10 |
| 6425359 | Valve moving apparatus of an internal combustion engine | Noriaki Fujii, Yuji Matsumochi, Junichi Iwamoto | 2002-07-30 |
| 6418898 | Valve operating system in internal combustion engine | Chikara Tanaka, Noriyuki Yamada, Junichi Iwamoto | 2002-07-16 |
| 6347607 | Valve operating system in internal combustion engine | Chikara Tanaka, Noriyuki Yamada, Junichi Iwamoto | 2002-02-19 |
| 6347606 | Valve operating system in internal combustion engine | Chikara Tanaka, Noriyuki Yamada | 2002-02-19 |
| 6195190 | Optical beam scanning device | Hidenari Tachibe, Etsuko Shibata | 2001-02-27 |
| 5926306 | Image forming light scanning apparatus | Toshio Naiki, Etsuko Shibata, Satoru Ono | 1999-07-20 |
| 5901256 | Laser beam scanning device and apparatus provided with a laser beam scanning device | Satoru Ono | 1999-05-04 |
| 5828480 | Image forming light scanning apparatus | Satoru Ono | 1998-10-27 |
| 5721631 | Image forming light scanning apparatus | Toshio Naiki, Etsuko Shibata, Satoru Ono | 1998-02-24 |
| 5671079 | Scanning lens system | Yasushi Nagasaka, Satoru Ono | 1997-09-23 |
| 5583559 | Light beam optical scanning system having an f.theta. mirror | Akiyoshi Hamada | 1996-12-10 |
| 5580325 | Tooth skip preventing structure of endless power transmitting means | Takeshi Hirota, Koujiro Kamata, Takayuki Kikuchi | 1996-12-03 |
| 5563729 | Image forming light scanning apparatus | Toshio Naiki, Etsuko Shibata, Satoru Ono | 1996-10-08 |
| 5532866 | Polygonal mirror and manufacturing method thereof and light beam scanning optical apparatus using the polygonal mirror | Etsuko Shibata | 1996-07-02 |
| 5530579 | Laser beam optical scanning device | Satoru Ono, Akiyoshi Hamada | 1996-06-25 |
| 5521763 | Optical device | Satoru Ono, Jun Kohsaka | 1996-05-28 |
| 5486954 | Optical device having an optical lens and a mounting assembly | Tetsuji Niikawa, Toshio Naiki, Jun Kohsaka | 1996-01-23 |
| 5477373 | Laser beam optical scanning device | Satoru Ono | 1995-12-19 |