Issued Patents All Time
Showing 51–75 of 131 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6417953 | Laser optical system | — | 2002-07-09 |
| 6400486 | Scanning optical system having diffractive lens surface | — | 2002-06-04 |
| 6396646 | Multi-beam optical system | — | 2002-05-28 |
| 6388811 | Diffractive optical element including a diffractive grating pattern | Masato Noguchi, Tsutomu Sato | 2002-05-14 |
| 6377264 | Game screen display control method and character movement control method | Tetsu Katano, Yuji Naka, Takuya Matsumoto, Yojiro Ogawa | 2002-04-23 |
| 6310726 | Image projecting device | — | 2001-10-30 |
| 6288831 | Laser modulating optical system | — | 2001-09-11 |
| 6264333 | Reflection type projector | — | 2001-07-24 |
| 6219169 | Beam shape compensation optical system | — | 2001-04-17 |
| 6212010 | Diffractive optical element including a diffractive grating pattern | Masato Noguchi, Tsutomu Sato | 2001-04-03 |
| 6166843 | Optical scanning system with single element refractive/reflective f.theta. lens and single element refractive/reflective f.theta. lens | — | 2000-12-26 |
| 6130782 | Beam splitting element including a corrugated-surface-diffraction-grading | Masato Noguchi | 2000-10-10 |
| 6115146 | Scanning-type image reading device | Minoru Suzuki, Mikio Horie, Yuka Adachi | 2000-09-05 |
| 6113240 | Reflection type projector | — | 2000-09-05 |
| 6104521 | Scanning optical systems | — | 2000-08-15 |
| 6091533 | Reflection type scanning optical system | — | 2000-07-18 |
| 6028688 | Scanning optical system | — | 2000-02-22 |
| 6021000 | Beam splitting diffractive optical element | Masato Noguchi, Tsutomu Sato | 2000-02-01 |
| 5969347 | Synchronizing apparatus of a cascade scanning optical system having tilting measurement of reflecting surfaces | Masatoshi Takano, Eiji Takasugi, Shinji Kikuchi, Tsutomu Sato, Hiroyuki Saito +3 more | 1999-10-19 |
| 5963355 | Optical scanning system with single element refractive/reflective F.theta. l .theta. lens | — | 1999-10-05 |
| 5940200 | Scanning optical system | — | 1999-08-17 |
| 5909300 | Scanning apparatus having a cascade scanning optical system | Yoshiyuki Araki, Masatoshi Takano, Shinji Kikuchi, Tsutomu Sato, Eiji Takasugi +2 more | 1999-06-01 |
| 5903377 | Scanning apparatus having a cascade scanning optical system | Masatoshi Takano, Eiji Takasugi, Shinji Kikuchi, Tsutomu Sato, Hiroyuki Saito +3 more | 1999-05-11 |
| 5903378 | Scanning apparatus having a cascade scanning optical system | Masatoshi Takano, Eiji Takasugi, Shinji Kikuchi, Tsutomu Sato, Hiroyuki Saito +3 more | 1999-05-11 |
| 5900964 | Laser scanning device | Ryota Ogawa | 1999-05-04 |