Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11050025 | Material for organic electroluminescent device and organic electroluminescent device including the same | Hiroaki ITOI, Ichinori Takada, Masatsugu Ueno, Naoya Sakamoto, Hiromi Nakano +5 more | 2021-06-29 |
| 9947875 | Amine derivatives, material for organic electroluminescent device and organic electroluminescent device including the same | Junta Fuchiwaki, Hiroaki ITOI | 2018-04-17 |
| 9893293 | Organic electroluminescent device | Ikuo Sasaki, Xiulan Jin, Masatsugu Ueno | 2018-02-13 |
| 9590186 | Material for organic electroluminescent device and organic electroluminescent device including the same | Hiroaki ITOI, Ichinori Takada, Masatsugu Ueno, Naoya Sakamoto, Hiromi Nakano +5 more | 2017-03-07 |
| 6903198 | Compound, dye, ink and ink-jet recording method | Hisashi Mikoshiba, Tadashi Omatsu, Makoto Suzuki, Masuji Motoki | 2005-06-07 |
| 6875483 | Liquid crystal composition comprising liquid crystal molecules and alignment promoter | Mitsuyoshi Ichihashi, Ken Kawata, Hiroshi Takeuchi | 2005-04-05 |
| 6756488 | compound, dye, ink and ink-jet recording method | Hisashi Mikoshiba, Tadashi Omatsu, Makoto Suzuki, Masuji Motoki | 2004-06-29 |
| 6630973 | Optically anisotropic cellulose ester film containing discotic compound | Ken Kawata, Masahiko Murayama | 2003-10-07 |
| 6624299 | Process for producing cellulose acetate | Katsuyoshi Yamakawa, Tadahisa Sato | 2003-09-23 |
| 6548649 | Compound, dye, ink and ink-jet recording method | Hisashi Mikoshiba, Tadashi Omatsu, Makoto Suzuki, Masuji Motoki | 2003-04-15 |
| 6444280 | Optical compensation sheet, liquid crystal display device, and liquid crystal composition | Ken Kawata | 2002-09-03 |
| 6338808 | Liquid crystal composition comprising liquid crystal molecules and alignment promoter | Ken Kawata, Shigeki Yokoyama, Mitsuyoshi Ichihashi, Hiroshi Takeuchi | 2002-01-15 |
| 6245398 | Optically anisotropic sheet containing discotic liquid crystal molecules twisted with optically active triphenylene compound | Ken Kawata, Shigeki Yokoyama | 2001-06-12 |
| 6001551 | Silver halide color light-sensitive material | Yasuhiro Shimada, Hiroyuki Yoneyama | 1999-12-14 |
| 5547826 | Silver halide color photographic material | Takayuki Ito, Yasuhiro Shimada, Yasuhiro Yoshioka | 1996-08-20 |
| 5508421 | Pyrrolotriazole azomethine dye, and heat transfer dye providing material containing a pyrrolotriazole azomethine dye | Makoto Suzuki, Hisashi Mikoshiba, Seiiti Kubodera, Osamu Takahashi, Yasuhiro Shimada +3 more | 1996-04-16 |
| 5384236 | Silver halide color photographic material | Yasuhiro Shimada, Hiroyuki Yoneyama | 1995-01-24 |
| 5362882 | Pyrrolotriazole derivative and heat transfer dye providing material containing a pyrrolotriazole azomethine dye | Makoto Suzuki, Yasuhiro Shimada, Shigeru Yamazaki, Katsuyoshi Yamakawa, Kozo Sato | 1994-11-08 |
| 5348847 | Silver halide color photographic material | Makoto Suzuki, Osamu Takahashi, Yasuhiro Shimada, Yasuhiro Yoshioka | 1994-09-20 |
| 5344933 | Pyrrole ring-or condensed pyrrole ring-containing azomethine dye | Hisashi Mikoshiba, Katsuyoshi Yamakawa, Kozo Sato | 1994-09-06 |
| 5164289 | Dye forming coupler and silver halide color photographic material containing the same and method for forming color image | Yasuhiro Shimada, Yoshio Ishii, Jiro Tsukahara, Makoto Suzuki | 1992-11-17 |