Issued Patents All Time
Showing 26–44 of 44 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9891497 | Electrochromic device and method for producing electrochromic device | Tohru Yashiro, Kohji Takeuchi, Sukchan Kim, Shun GOTO, Yuuma Usui +11 more | 2018-02-13 |
| 9829762 | Electrochromic display element, display device, information system, and electrochromic dimming lens | Hiroyuki Takahashi, Tohru Yashiro, Keiichiroh Yutani, Yoshinori Okada, Sukchan Kim +8 more | 2017-11-28 |
| 9640330 | Photoelectric conversion element and solar cell | Yuuji Tanaka | 2017-05-02 |
| 9378899 | Photoelectric conversion element | Ryota Arai, Yuuji Tanaka | 2016-06-28 |
| 9373450 | Photoelectric conversion element | Ryota Arai, Yuuji Tanaka | 2016-06-21 |
| 9318270 | Perovskite solar cell | Tohru Yashiro, Yuuji Tanaka | 2016-04-19 |
| 9304368 | Electrochromic device and production method thereof | Tohru Yashiro, Shigenobu Hirano, Toshiya Sagisaka, Mamiko Inoue, Hiroyuki Takahashi +6 more | 2016-04-05 |
| 8623577 | Acrylic ester compound and manufacturing intermediate thereof, method for manufacturing acrylic ester compound, and latent electrostatic image bearing member, image forming method, image forming apparatus and process cartridge | Kazukiyo Nagai, Hongguo Li, Tetsuro Suzuki, Hiroshi Tamura | 2014-01-07 |
| 8440713 | [1]benzothieno[3,2-B][1]benzothiophene compound and method for producing the same, and organic electronic device using the same | Daisuke Goto, Masafumi Torii, Tamotsu Aruga, Hiroshi Ikuno, Toshiya Sagisaka +6 more | 2013-05-14 |
| 8193304 | Benzobisthiazole compound, benzobisthiazole polymer, organic film including the compound or polymer and transistor including the organic film | Satoshi Yamamoto, Masafumi Torii, Tamotsu Aruga, Takuji Kato, Toshiya Sagisaka +6 more | 2012-06-05 |
| 8017807 | Tetrahydroxy compound, method for preparing the tetrahydroxy compound, and photoreceptor using the tetrahydroxy compound | Kazukiyo Nagai | 2011-09-13 |
| 7985520 | Photoreceptor, image formation method, image forming apparatus and process cartridge | Hongguo Li, Kazukiyo Nagai, Kyohji Okada | 2011-07-26 |
| 7795529 | Organic dye, photoelectric conversion material, semiconductor electrode and photoelectric conversion device | Hidetoshi Miura | 2010-09-14 |
| 7629094 | Electrophotographic photoreceptor, and image forming method, image forming apparatus and process cartridge therefor using the electrophotographic photoreceptor | Kazukiyo Nagai, Tetsuro Suzuki, Hiroshi Tamura, Hongguo Li | 2009-12-08 |
| 7615640 | Organic dye, photoelectric conversion material, semiconductor electrode and photoelectric conversion device | Hidetoshi Miura | 2009-11-10 |
| 6645685 | Process for producing printed wiring board | Masakazu Takata, Hidetoshi Miura, Munetoshi Irisawa, Masanori Natsuka, Kenji Tsuda +2 more | 2003-11-11 |
| 6503673 | Phthalocyanine composition, process for production thereof, and electrophotographic photoreceptor | Hideki Nagamura, Makoto Okaji | 2003-01-07 |
| 6485658 | Phthalocyanine, process for producing the same and electrophotographic photoreceptor using the same | Hideki Nagamura, Makoto Okaji | 2002-11-26 |
| 6225015 | Oxytitanium phthalocyanine process for the production thereof and electrophotographic photoreceptor to which the oxytitanium phthalocyanine is applied | Makoto Okaji, Michihiko Sato, Kazuyuki SURUGA | 2001-05-01 |