Issued Patents All Time
Showing 76–100 of 100 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5832201 | Method and apparatus for a checkpoint based communication processing system | Hideaki Hirayama | 1998-11-03 |
| 5809624 | Film stretching structure | Satoshi Nakamae, Hitomu Watanabe, Hiroshi Kojima | 1998-09-22 |
| 5805358 | UV-curable fresnel lens resin composition, fresnel lens, and back projection screen | Tsutomu Yamashita, Michiharu Okubo, Futoshi Osawa | 1998-09-08 |
| 5759456 | Plastic sheet manufacturing method and apparatus | Hitomu Watanabe | 1998-06-02 |
| 5745288 | Transmission type projection screen | Hideki Miyata | 1998-04-28 |
| 5513036 | Projection screen | Hitomu Watanabe, Hiroshi Kojima, Satoshi Nakamae | 1996-04-30 |
| 5477380 | Projection screen | Hitomu Watanabe, Akira Izawa, Satoshi Nakamae, Hiroshi Kojima | 1995-12-19 |
| 5185677 | Transmission type projection screen assembly | Nobuyuki Mizuno | 1993-02-09 |
| 5008151 | Glass powder adhesive sheet | Takashi Tominaga, Souji Nishiyama, Takahumi Sakuramoto | 1991-04-16 |
| 4509823 | Rear projection screen | Yutaro Moriguchi, Akira Izawa | 1985-04-09 |
| 4490010 | Rear projection screen | Akira Izawa, Yutaro Moriguchi | 1984-12-25 |
| 4456563 | Process for producing malononitrile | Tsutomu Katsumata, Tetsuro Dozono | 1984-06-26 |
| 4443556 | Catalyst composition | Kunitoshi Aoki, Tetsuro Dozono, Tsutomu Katsumata | 1984-04-17 |
| 4424322 | Process for producing polymers or copolymers of conjugated dienes | Yasuo Hattori, Takeshi Ikematu, Toshio Ibaragi | 1984-01-03 |
| 4413098 | Isoprene-butadiene copolymer rubber having improved processing properties | Yasuo Hattori, Takeshi Ikematu, Toshio Ibaragi | 1983-11-01 |
| 4376006 | Magnetic recording structure | Seiichi Nishikawa | 1983-03-08 |
| 4369299 | Acrylic resin having excellent solvent resistance and moldability | Kohe Ozawa, Kazuhiro Hosoya, Jiro Kurita | 1983-01-18 |
| 4368275 | Isocyanurate-vinyl alcohol-vinyl ester chromatographic packing | Yuzo Yanagihara, Kohji Noguchi | 1983-01-11 |
| 4357276 | Process for separation of indole using X and Y type zeolites | Kenji Takasa, Keizo Hirakawa, Hiroji Nishimaru | 1982-11-02 |
| 4339500 | Hydrophilic packing material for chromatography | Yuzo Yanagihara, Kohji Noguchi, Hiroshi Suzuki | 1982-07-13 |
| 4315145 | Magnetic recording structure | Seiichi Nishikawa | 1982-02-09 |
| 4246382 | Solvent resistent acrylic resin and process for producing the same | Kohe Ozawa, Kazuhiro Hosoya, Jiro Kurita | 1981-01-20 |
| 4228098 | Process for the preparation of acrylonitrile | Kunitoshi Aoki, Tetsuro Dozono, Tsutomu Katsumata | 1980-10-14 |
| 4197251 | Process for producing octamethylcyclotetrasiloxane | Keizo Hirakawa | 1980-04-08 |
| 4195136 | Impact-resistant styrene resin composition | Yasushi Sato, Toshio Ibaragi, Masanobu Ishihara | 1980-03-25 |