Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8794451 | Hollow-fiber ultrafiltration membrane with excellent fouling resistance | Kenta Kochi, Tsuyoshi Hoshiyama, Akihiro Ariji, Koichi Baba, Hideki Yamada | 2014-08-05 |
| 7649025 | Composite ion-exchange membrane | Kota Kitamura, Yoshimitsu Sakaguchi, Shigenori Nagahara, Shiro Hamamoto, Naohiko Takimoto +3 more | 2010-01-19 |
| 7531238 | Laminated thermoplastic resin film and laminated thermoplastic resin film roll | Naoki Mizuno, Shigenori Iwade, Chikao Morishige, Yasuhiro Nishino, Katsuhiko Nose +1 more | 2009-05-12 |
| 6673445 | Polybenzazole fibers and their utilization | Tooru Kitagawa, Yoshimitsu Sakaguchi, Atsushi Kaji, Yukihiro Nomura | 2004-01-06 |
| 6664462 | Metal complex having &bgr;-diketonate, process for production thereof, photoelectric conversion element, and photochemical cell | Hironori Arakawa, Kohjiro Hara, Yoshiaki Takahashi | 2003-12-16 |
| 6639073 | Ruthenium complex useful as sensitizer, dye-sensitized oxide semiconductor electrode and solar cell using same | Ashraful Islam, Kohjiro Hara, Masatoshi Yanagida, Hironori Arakawa | 2003-10-28 |
| 6288229 | Ruthenium complex having di or tetrapyridophenazine ligand useful for use as luminescent material | Nobuko Komatsuzaki, Ryuzi Katoh, Yuichiro Himeda, Hironori Arakawa, Kazuyuki Kasuga | 2001-09-11 |
| 6278056 | Metal complex useful as sensitizer, dye-sensitized oxide semiconductor electrode and solar cell using same | Hironori Arakawa, Kazuhiro Sayama, Lok Pratap Singh, Mohammad Khaja Nazeeruddin, Michael Graetzel | 2001-08-21 |
| 6274806 | Platinum complex for use as sensitizer for semiconductor electrode of solar cell | Kohjiro Hara, Kazuhiro Sayama, Hironori Arakawa, Ashraful Islam, Lok Pratap Singh | 2001-08-14 |
| 5723650 | Cyclohexane tricarboxylic acid derivative and method for the preparation thereof | Takuji Hirose, Kazuyuki Kasuga, Yuichiro Himeda, Zhen Wang, Bruce B. Baldwin | 1998-03-03 |
| 5599935 | Bisquinolinol and bisbenzoquinolinol compounds, and process for producing same | Kazuhisa Hiratani, Toshikazu Takahashi, Kazuyuki Kasuga | 1997-02-04 |
| 4861455 | Electrode membrane | Kazuhisa Hiratani, Tatsuhiro Okada | 1989-08-29 |
| 4404042 | Method for color-painting on chromium-plated surface | Tomoyuki Okada, Masuo Fukuda | 1983-09-13 |
| D266321 | Windshield for motorcycle | Minoru Morioka | 1982-09-28 |
| 4292353 | Urethane modified polyisocyanurate foam surfaced with aluminum foil or sheet | Takashi Ohashi, Toru Okuyama, Akira Suzuki, Katsuhiko Arai, Minoru Kojima +5 more | 1981-09-29 |