Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6559473 | Light-emitting diodes with hetero-PN-junction | Nu Yu, Wen-Bing Kang | 2003-05-06 |
| 6361917 | Process for patterning poly(arylenevinylene) polymer films by irradiation with light | Wen-Bing Kang, Nu Yu | 2002-03-26 |
| 6232466 | Process for preparing titanyl phthalocyanine crystal by solvent treatment of amorphous or quasi-amorphous titanyl phthalocyanine | Katsumi Daimon, Katsumi Nukada, Hidemi Nukada, Yasuo Sakaguchi | 2001-05-15 |
| 6184305 | Radiation absorbing polymer and synthesis thereof | Wen-Bing Kan, Kayo Aramaki, Hatsuyuki Tanaka, Ken Kimura | 2001-02-06 |
| 5919579 | Organic electroluminescent device | Wen-Bing Kang, Nu Yu, Thomas Potrawa, Andreas Winterfeldt | 1999-07-06 |
| 5871854 | Organic electroluminescent device | Wen-Bing Kang, Nu Yu, Thomas Potrawa, Andreas Winterfeldt | 1999-02-16 |
| 5817727 | Polymer films for detecting chemical substances | Werner Prass, Thomas Stehlin, Yuan Liu, Shizuo Ogura, Tetsu Yamamoto +1 more | 1998-10-06 |
| 5665844 | Polymer films for detecting chemical substances | Werner Prass, Thomas Stehlin, Yuan Liu, Shizuo Ogura, Tetsu Yamamoto +1 more | 1997-09-09 |
| 5563707 | Interference enhanced optical sensor for detecting chemical species | Werner Prass, Thomas Stehlin, Yuan Liu, Shizuo Ogura, Kenji Motosugi +1 more | 1996-10-08 |
| 5512674 | Process for preparing titanyl phthalocyanine crystal by solvent dilution | Hidemi Nukada, Yasuo Sakaguchi, Katsumi Daimon, Katsumi Nukada | 1996-04-30 |
| 5501927 | Electrophotographic photoreceptors | Akira Imai, Toru Ishii, Yutaka Akasaki | 1996-03-26 |
| 5378569 | Oxytitaniumphthalocyanine hydrate crystal and electrophotographic photoreceptor using said crystal | Katsumi Nukada, Katsumi Daimon, Masakazu Iijima, Yasuo Sakaguchi, Hidemi Nukada | 1995-01-03 |
| 5298617 | Oxytitaniumphthalocyanine hydrate crystal and electrophotographic photoreceptor using said crystal | Katsumi Nukada, Katsumi Daimon, Masakazu Iijima, Yasuo Sakaguchi, Hidemi Nukada | 1994-03-29 |
| 5252417 | Titanyl phthalocyanine crystal and electrophotographic photoreceptor using the same | Yasuo Sakaguchi, Hidemi Nukada, Kohichi Yamamoto, Katsumi Daimon | 1993-10-12 |
| 5169987 | Squarlylium compound | Yutaka Akasaki, Kaoru Torikoshi, Tooru Ishii, Hidemi Suto, Akira Imai | 1992-12-08 |
| 5047589 | Electrophotographic light-sensitive material containing squarylium compound | Yutaka Akasaki, Kaoru Torikoshi, Tooru Ishii, Hidemi Suto, Akira Imai | 1991-09-10 |
| 5041665 | Process for preparing squarylium compounds | Yutaka Akasaki, Kaoru Torikoshi, Akira Imai, Hidemi Suto | 1991-08-20 |