Issued Patents All Time
Showing 151–175 of 186 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6246506 | Optical display device having a reflection-type polarizer | Tetsuya Kobayashi, Mari Sugawara, Tetsuya Hamada, Noriyuki Ohashi, Takeshi Gotoh +1 more | 2001-06-12 |
| 6193140 | Heat exchanger core based on aluminum and process for producing the same | Tsunehiko Tanaka, Meitoku Ogasawara, Yoshito Oki | 2001-02-27 |
| 6153021 | Method of brazing aluminum | Tsunehiko Tanaka, Meitoku Ogasawara | 2000-11-28 |
| 6138345 | Connection pin inserting-and-extracting apparatus having a connection-pin holding mechanism, a driving mechanism driving the holding mechanism and a frame on which the holding mechanism and driving mechanism are mounted | Naoto Kaneko, Eiichi Kakihara, Koichi Shimamura, Yasunori Hachiyama, Hirofumi Oosawa +1 more | 2000-10-31 |
| 6136380 | Method of coating brazing material and apparatus therefor | Tsunehiko Tanaka, Meitoku Ogasawara | 2000-10-24 |
| 6135598 | Optical device with light path changing element and projection-type display apparatus | Tetsuya Hamada, Keiji Hayashi | 2000-10-24 |
| 6111700 | Optical display device having a reflection-type polarizer | Tetsuya Kobayashi, Mari Sugawara, Tetsuya Hamada, Noriyuki Ohashi, Takeshi Gotoh +1 more | 2000-08-29 |
| 5959704 | Display device having diffraction grating | Yukio Iigahama, Hisashi Yamaguchi, Takeshi Gotoh, Tetsuya Hamada, Keiji Hayashi +7 more | 1999-09-28 |
| 5938307 | Projection display apparatus using liquid crystal light bulb | Tetsuya Hamada, Takeshi Gotoh, Keiji Hayashi | 1999-08-17 |
| 5892561 | LC panel with reduced defects having adhesive smoothing layer on an exterior surface of the substrate(s) | Yoshinori Tanaka, Katsushige Asada, Kenji Okamoto | 1999-04-06 |
| 5860719 | Optical apparatus and cooling method thereof | Noriyuki Ohasi, Tsutomu Nagakari, Tetsuya Hamada, Hisashi Yamaguchi, Masaru Ishiwa | 1999-01-19 |
| 5861927 | Liquid crystal display device with uniform characteristics over whole display area | Tetsuya Kobayashi, Tetsuya Hamada, Hisashi Yamaguchi | 1999-01-19 |
| 5847792 | Active matrix type liquid crystal display panel and projection type display device with light shielding film formed on top of active devices and between pixel electrodes | Tetsuya Kobayashi, Takeshi Gotoh, Hisashi Yamaguchi, Kazutaka Hanaoka, Yasutoshi Tasaka +4 more | 1998-12-08 |
| 5826960 | Protection type display device with polarized light reflecting mirror and polarized light source | Takeshi Gotoh, Tetsuya Kobayashi, Mari Sugawara | 1998-10-27 |
| 5807510 | Electric resistance element exhibiting voltage nonlinearity characteristic and method of manufacturing the same | Naomi Furuse, Masahiro Kobayashi, Junichi Shimizu, Yoshio Takada, Hiroshi Nakajoh +2 more | 1998-09-15 |
| 5790651 | Automatic line distribution equipment and connection-pin inserting-and extracting apparatus | Naoto Kaneko, Eiichi Kakihara, Koichi Shimamura, Yasunori Hachiyama, Hirofumi Oosawa +1 more | 1998-08-04 |
| 5764412 | Polarization separation/conversion device for polarized lighting apparatus and projection display unit | Hisashi Yamaguchi, Tetsuya Hamada, Mari Sugawara, Keiji Hayashi, Tetsuya Kobayashi +1 more | 1998-06-09 |
| 5734320 | Emergency warning gear having a multitude of functions | — | 1998-03-31 |
| 5704415 | Winding small tube apparatus and manufacturing method thereof | Masamichi Suzuki, Keiichi Sugiyama, Mitsuyoshi Fujiike | 1998-01-06 |
| 5694245 | Projector with improved screen | Takeshi Goto, Tetsuya Kabayashi | 1997-12-02 |
| 5614780 | Light source for projection type display device | Noriyuki Ohashi, Tetsuya Hamada, Takashi Kanno, Hisashi Yamaguchi | 1997-03-25 |
| 5517545 | X-ray apparatus | Tsutomu Nakamura, Takane Yokoi, Yutaka Ochiai, Mitsumasa Furukawa, Hiroki Kawakami +2 more | 1996-05-14 |
| 5506642 | Projector with plastic mirror | Tetsuya Kobayashi, Tetsuya Hamada, Takeshi Goto, Tsutomu Nagakari, Hisashi Yamaguchi +1 more | 1996-04-09 |
| 5356156 | Game apparatus and method of playing a game | Kazuya Minamino, Akifumi Kubota | 1994-10-18 |
| 5311227 | Liquid crystal projection display device with mirror | Akio Takayasu, Takeshi Goto, Tetsuya Kobayashi, Tetsuya Hamada, Yoshinori Tanaka +5 more | 1994-05-10 |