Issued Patents All Time
Showing 1–25 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11251434 | Organic expander for lead storage battery | Hikaru AIMI | 2022-02-15 |
| 10155209 | Dispersant | Tadafumi Hashimoto, Takahito Yamaguchi, Masanobu Kawamura, Hideo Hosaka, Takeshi Iimori | 2018-12-18 |
| 8712002 | Nuclear reactor building and construction method thereof | Makoto Ukai, Munetaka Takahashi, Hideo Hirai, Takuya Miyagawa, Masashi Tanabe | 2014-04-29 |
| 6726965 | Optical compensatory sheet comprising substrate, orientation layer and optically anisotropic layer | Yoji Ito, Masayuki Negoro, Ken Kawata | 2004-04-27 |
| 6606140 | Optical compensatory sheet comprising substrate, orientation layer and optically anisotropic layer | Yoji Ito, Masayuki Negoro, Ken Kawata | 2003-08-12 |
| 6569502 | Optical compensatory sheet comprising substrate, orientation layer and optically anisotropic layer | Yoji Ito, Masayuki Negoro | 2003-05-27 |
| 6485798 | Optical compensatory sheet comprising substrate and optically anisotropic layer | Eiichiro Aminaka, Ken Kawata, Mitsuyoshi Ichihashi | 2002-11-26 |
| 6380996 | Optical compensatory sheet and liquid crystal display | Ken Kawata, Hideyuki Nishikawa, Koshin Matsuoka, Eiichiro Aminaka, Yoji Ito | 2002-04-30 |
| 6338808 | Liquid crystal composition comprising liquid crystal molecules and alignment promoter | Ken Kawata, Mitsuyoshi Ichihashi, Koushin Matsuoka, Hiroshi Takeuchi | 2002-01-15 |
| 6245398 | Optically anisotropic sheet containing discotic liquid crystal molecules twisted with optically active triphenylene compound | Koushin Matsuoka, Ken Kawata | 2001-06-12 |
| 5747121 | Optical compensatory sheet | Masaki Okazaki, Masayuki Negoro | 1998-05-05 |
| 5647988 | Method of back-washing submerged-type ceramic membrane separation apparatus | Toshio Kawanishi, Katsuro Ishihara, Yoshihisa Narukami, Masahiko Shioyama, Mikiharu Tokushima +1 more | 1997-07-15 |
| 5578373 | Split polyethylene stretched material and process for producing the same | Seizo Kobayashi, Takashi Mizoe, Yoshimu Iwanami, Osamu Otsu, Kazuhiko Kurihara +1 more | 1996-11-26 |
| 5445883 | Laminate | Seizo Kobayashi, Takashi Mizoe, Yoshimu Iwanami, Keizi Jimbo | 1995-08-29 |
| 5251319 | Optical transmission apparatus for digital devices | Chikao Wagai, Motoichi Kusakabe | 1993-10-05 |
| 5189280 | Glow plug for diesel engines | Seiji Okazaki, Makoto IMAIZUMI, Koji Hatanaka, Takashi Aota | 1993-02-23 |
| 5183729 | Method for forming color image | Hideki Naito, Jiro Tsukahara | 1993-02-02 |
| 5182339 | Pyrazoloazoleazomethine dyes | Tadahisa Sato, Keizo Kimura, Nobuo Furutachi, Osamu Takahashi | 1993-01-26 |
| 5118812 | Pyrazoloazole series couplers | Tadahisa Sato, Keizo Kimura, Nobuo Furutachi, Osamu Takahashi | 1992-06-02 |
| 5106558 | Method for continuous preparation of polyethylene material having high strength and high modulus of elasticity | Keizo Kobayashi, Takashi Mizoe, Yoshimu Iwanami, Keiji Jimbo, Kazuhiko Kurihara +2 more | 1992-04-21 |
| 5106555 | Process for the continuous production of high-strength and high-modulus polyethylene material | Seizo Kobayashi, Takashi Mizoe, Yoshimu Iwanami, Kazuhiko Kurihara, Hiroshi Yazawa +1 more | 1992-04-21 |
| 5026867 | Pyrazoloazoleazomethine dyes | Tadahisa Sato, Keizo Kimura, Nobuo Furutachi, Osamu Takahashi | 1991-06-25 |
| 5026511 | Process for the production of polyethylene materials | Akira Sano, Hirofumi Kamiishi, Seizo Kobayashi, Kazuo Matsuura | 1991-06-25 |
| 5002714 | Process for producing highly oriented polyethylene material | Akira Sano, Hirofumi Kamiishi, Yoshimu Iwanami, Kazuo Matsuura | 1991-03-26 |
| 4923935 | Process for producing polyethylene of ultrahigh molecular weight | Akira Sano, Yasunosuke Miyazaki, Tetsujiro Kuroishi, Kazuo Matsuura | 1990-05-08 |