Issued Patents All Time
Showing 51–67 of 67 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6448543 | Near field optical head and reproduction method | Norio Chiba, Nobuyuki Kasama, Takashi Niwa, Kunio Nakajima, Kenji Kato +1 more | 2002-09-10 |
| 6429419 | Near-field optical head | Norio Chiba, Nobuyuki Kasama, Takashi Niwa, Kunio Nakajima | 2002-08-06 |
| 6376827 | Near field optical memory head | Nobuyuki Kasama, Norio Chiba, Takashi Niwa, Kunio Nakajima, Manabu Oumi +2 more | 2002-04-23 |
| 6046448 | Scanning near field optical microscope based on the use of polarized light | Katsuaki Sato, Kunio Nakajima | 2000-04-04 |
| 5854707 | Polarizing type optical apparatus | Nobuyuki Kasama, Yukiya Funanami, Tadao Iwaki | 1998-12-29 |
| 5800033 | Image projecting apparatus | Yukiya Funanami, Nobuyuki Kasama, Tadao Iwaki | 1998-09-01 |
| 5693913 | Coordinate reader and method of detecting coordinates | Shuzo Sudo, Hideki Kitajima, Susumu Fujita | 1997-12-02 |
| 5694182 | Optically addressed spatial light modulating system and method for driving the system | Tadao Iwaki, Nobuyuki Kasama | 1997-12-02 |
| 5600485 | Optical pattern recognition system method of ferroelectric liquid crystal spatial light modulator | Tadao Iwaki | 1997-02-04 |
| 5577826 | Reflecting type color image projecting apparatus | Nobuyuki Kasama, Tadao Iwaki, Yukiya Funanami | 1996-11-26 |
| 5555115 | Optically addressed spatial light modulating system bias light source and method for driving the system | Tadao Iwaki, Nobuyuki Kasama | 1996-09-10 |
| 5528702 | Optical pattern recognition apparatus with coordinate conversion function | Tadao Iwaki | 1996-06-18 |
| 5309523 | Optical pattern recognition apparatus | Tadao Iwaki | 1994-05-03 |
| 5274716 | Optical pattern recognition apparatus | Tadao Iwaki, Tomohiro Yoshikawa | 1993-12-28 |
| 5175775 | Optical pattern recognition using multiple reference images | Tadao Iwaki | 1992-12-29 |
| 5150229 | Optical correlator | Toshiharu Takesue | 1992-09-22 |
| 5132811 | Holographic operating optical apparatus | Tadao Iwaki, Shuhei Yamamoto | 1992-07-21 |