Issued Patents All Time
Showing 1–25 of 37 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7854864 | Method for manufacturing an optical film having a convexoconcave structure | Akira Sato, Masaru Iwagaki, Hirokazu Sato, Kazuhiro Miyazawa, Takashi Murakami +4 more | 2010-12-21 |
| 7633680 | Diffraction grating device and optical apparatus | — | 2009-12-15 |
| 7385761 | Diffraction grating device and optical apparatus | Koujirou Sekine | 2008-06-10 |
| 7372079 | Surface light emitter, display apparatus and light control member | Manami Kuiseko, Akira Sato | 2008-05-13 |
| 7295387 | Lens optical system | Yuichiro Ori | 2007-11-13 |
| 7199926 | Diffraction grating device and optical apparatus | Koujirou Sekine, Mitsuru Yokoyama | 2007-04-03 |
| 6704149 | Lens optical system | Yuichiro Ori | 2004-03-09 |
| 6671096 | Diffractive optical element and an optical system having a diffractive optical element | — | 2003-12-30 |
| 6590709 | Diffractive optical element and method of manufacturing a mold | Yuichiro Ori, Koji MIYAI, Hiromu Mukai | 2003-07-08 |
| 6516152 | Focusing screen for use in camera | Hiromu Mukai | 2003-02-04 |
| 6392805 | Diffractive optical element and an optical system having a diffractive optical element | — | 2002-05-21 |
| 6393216 | Camera system including a monitor device | Hiroshi Ootsuka, Shinichi Maehama, Katsunori Maeda | 2002-05-21 |
| 6240253 | Automatic focusing camera | Motoshi Yamaguchi, Ichiro Tsujimura, Tsutomu Ichikawa, Hiroshi Ueda, Tatsuya Suzuki +1 more | 2001-05-29 |
| 6240252 | Camera | Motoshi Yamaguchi, Ichiro Tsujimura, Tsutomu Ichikawa, Hiroshi Ueda, Tatsuya Suzuki +1 more | 2001-05-29 |
| 6212336 | Multiple exposure camera | Yoshiharu Tanaka, Shoichi Minato, Tatsuya Suzuki, Junichi Tanii | 2001-04-03 |
| 6141499 | Camera capable of displaying the level of visual effect | Takehiro Katoh, Yasuo Maeda, Tetsuo Yamada, Masayasu Hirano, Naohiro Kageyama +1 more | 2000-10-31 |
| 6101044 | Zoom lens system | Yuichiro Ori | 2000-08-08 |
| 6052234 | Viewfinder optical system | Hiromu Mukai, Yuichiro Ori | 2000-04-18 |
| 6002519 | Taking optical system having a hand-shake correction function | Kohtaro Hayashi | 1999-12-14 |
| 5995286 | Diffractive optical element, an optical system having a diffractive optical element, and a method for manufacturing a diffractive optical element | Hiromu Mukai, Yuichiro Ori | 1999-11-30 |
| 5978145 | Viewfinder optical system | Hiromu Mukai | 1999-11-02 |
| 5966244 | Viewfinder optical system | Hiromu Mukai | 1999-10-12 |
| 5953546 | Camera | Takashi Okada, Hideki Nagata | 1999-09-14 |
| 5892987 | Flash-assisted photographing system and a device for use in the same | — | 1999-04-06 |
| 5892991 | Camera capable of displaying the level of visual effect | Masataka Hamada, Atsuhisa Ohno, Takehiro Katoh, Hiroshi Ootsuka | 1999-04-06 |