Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7396488 | Light emitting device and fluorescent material | Tetsuo Murayama, Akiko Yabe, Takayuki Shoda, Masahiko Yoshino | 2008-07-08 |
| 7282160 | Light emitting device and fluorescent material | Tetsuo Murayama, Akiko Yabe, Takayuki Shoda, Masahiko Yoshino | 2007-10-16 |
| 7270943 | Compositions, systems, and methods for imaging | Tetsuo Muryama, Makoto Ochi, Cari Dorsh, Vladek Kasperchik, William Dorogy | 2007-09-18 |
| 5464370 | Device for changing a fluid passage | Keishi Shimizu, Masanobu Mitsumachi, Masato Nakajima, Tetsushi Ishigami, Yoshitake Kusamichi | 1995-11-07 |
| 4988801 | Water soluble monoazo dye-stuffs containing vinylsulfone and halogenotriazine or difluoromonochloro pyrimidine type reactive groups | Toshio Hihara, Yukiharu Shimizu | 1991-01-29 |
| 4985545 | Water-soluble formazan colorant containing reactive group and method of dyeing by its use | Kiyoshi Himeno, Toshio Hihara, Yukiharu Shimizu | 1991-01-15 |
| 4843150 | Pyrazolone or pyridone type water soluble disazo colorant containing one or two triazine rings | Toshio Hihara, Yukiharu Shimizu | 1989-06-27 |
| 4743684 | Reactive phthalocyanine dyes | Toshio Niwa, Kiyoshi Himeno, Toshio Hihara | 1988-05-10 |