Issued Patents All Time
Showing 51–75 of 95 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6478431 | Illumination system and projector | Shigeru Sawamura, Yasumasa Sawai | 2002-11-12 |
| 6467911 | Projector and lamp unit | Masayuki Ueyama, Yasumasa Sawai, Akira Kawabata | 2002-10-22 |
| 6458730 | Glass-ceramic composition for recording disk substrate | Toshiharu Mori, Hiroshi Yuki, Hideki Kawai, Akira Sugimoto, Kazuhiko Ishimaru | 2002-10-01 |
| 6458728 | Glass-ceramic composition for recording disk substrate | Hideki Kawai, Toshiharu Mori, Hiroshi Yuki, Kazuhiko Ishimaru | 2002-10-01 |
| 6458729 | Glass-ceramic composition for recording disk substrate | Toshiharu Mori, Hiroshi Yuki, Hideki Kawai, Akira Sugimoto, Kazuhiko Ishimaru | 2002-10-01 |
| 6335838 | Image display apparatus | Ichiro Kasai | 2002-01-01 |
| 6334684 | Built-in kitchen having projector, and cooking assisting image projecting system | Junko Yoshida, Yayoi Kasai, Shoichi Minato | 2002-01-01 |
| 6331879 | Liquid crystal projector with an illumination optical system | Yasumasa Sawai, Takashi Ohta, Nobuo Mushiake, Soh Ohzawa | 2001-12-18 |
| 6304287 | Image viewing device and operation unit for said image viewing device, accessories used with said image viewing device, a facility in which said device and accessories are used, and method of using said image viewing device | — | 2001-10-16 |
| 6297898 | Optical deflection device | Yasushi Tanijiri, Hiroaki Ueda, Kenji Ishibashi, Yasushi Kobayashi, Takatoshi Ishikawa +1 more | 2001-10-02 |
| 6260973 | Projector | Shoichi Minato | 2001-07-17 |
| 6258484 | Anode material for use in alkaline manganese cells and process for producing the same | Masayoshi Matsumoto, Kenji Ichiya, Kazuya Saito | 2001-07-10 |
| 6215461 | Image viewing system and image display device | Kenji Ishibashi, Yasushi Kobayashi, Yasumasa Sugihara, Yasushi Tanijiri | 2001-04-10 |
| 6215481 | Display apparatus | Yasushi Tanijiri, Kenji Ishibashi | 2001-04-10 |
| 6193375 | Display device | Akira Sato | 2001-02-27 |
| 6139161 | Surface illuminating device and an image display apparatus provided with a surface illuminating device | Tsutomu Honda, Masataka Hamada | 2000-10-31 |
| 6115186 | Scanning type image viewing optical system | Kohtaro Hayashi, Ichiro Kasai, Soh Ohzawa, Akira Sato, Yasushi Kobayashi | 2000-09-05 |
| 6100919 | Film image reproduction apparatus utilizing apparatus illumination characteristics for film image reproduction | Manabu Inoue, Tsutomu Honda, Toru Ishii, Hirokazu Yagura, Katsuyuki Nanba +3 more | 2000-08-08 |
| 6097526 | Scanning type image viewing optical system | Kohtaro Hayashi, Ichiro Kasai, Soh Ohzawa, Akira Sato, Yasushi Kobayashi | 2000-08-01 |
| 6084725 | Noncircular lens positioning structure and its method | Masaru Miyamoto, Tamotsu Kume | 2000-07-04 |
| 6075660 | Noncircular lens positioning structure and its method | Masaru Miyamoto, Tamotsu Kume | 2000-06-13 |
| 6072641 | Noncircular lens positioning structure and its method | Masaru Miyamoto, Tamotsu Kume | 2000-06-06 |
| 6072637 | Zoom lens system | Takashi Okada | 2000-06-06 |
| 6038361 | Light guide support mechanism and supporting method | Tsutomu Yoshikawa | 2000-03-14 |
| 6010537 | Zoom lens system having an image blur compensation function | Kenji Konno | 2000-01-04 |