Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11667609 | Compound, composition containing said compound, self-healing material, surface coating agent, paint, adhesive, material for battery and cured product | Daisuke Aoki, Daisuke Sawamoto, Atsushi Kobayashi, Satoyuki Chikaoka | 2023-06-06 |
| 10474050 | Toner and charge control agent using pyrazolone derivative or salt of derivative | Jun Watanabe, Masaya Tojo | 2019-11-12 |
| 9954162 | Reactive ionic liquid, and ion-immobilized metal oxide particle, ion-immobilized elastomer, and transducer using same | Shigeaki Takamatsu, Yota Kokubo, Kazunobu Hashimoto, Hitoshi Yoshikawa, Atsushi Takahara +1 more | 2018-04-24 |
| 9550865 | Reactive ionic liquid, and ion-immobilized metal oxide particle, ion-immobilized elastomer, and transducer using same | Shigeaki Takamatsu, Ryosuke Matsuno, Shingi Kumagai, Yota Kokubo, Kazunobu Hashimoto +2 more | 2017-01-24 |
| 9212263 | Reactive ionic liquid, and ion-immobilized metal oxide particle, ion-immobilized elastomer, and transducer using same | Shigeaki Takamatsu, Ryosuke Matsuno, Shingi Kumagai, Yota Kokubo, Kazunobu Hashimoto +2 more | 2015-12-15 |
| 9141014 | Toner for developing electrostatic charge image | Masaki Okubo, Tatsuji Orita, Kenichi Sato, Kanae Hiraishi | 2015-09-22 |
| 9056884 | Process for producing a charge control agent | Atsushi Takesue, Yoshihiko Abe, Jun Watanabe, Shunsuke Saitoh, Kanae Hiraishi | 2015-06-16 |
| 8962866 | Surface-modified silica powder and method for producing the same, as well as toner composition for electrophotography | Yuki Amano, Naohiro Naito, Hisao Okada, Masaki Okubo, Yoshikazu Aoki | 2015-02-24 |
| 8742044 | Method for producing polymer nanocomposite, and flame-retardant polymer nanocomposite formed by the production method | Atsushi Takahara, Motoyasu Kobayashi, Hideaki Yukutake, Tetsuo Kamimoto | 2014-06-03 |
| 8580470 | Charge control agent composition and toner utilizing the same | Masaki Okubo, Osamu Mukudai | 2013-11-12 |
| 7901858 | Mixed cyclic phenol sulfides, and charge control agents and toners using the same | Masateru Yasumura, Masami Ito, Naohiro Tarumoto, Yoshikazu Aoki, Masafumi Umekawa +2 more | 2011-03-08 |
| 7820832 | Oxidized mixed cyclic phenol sulfides, and charge control agents and toners using the same | Masateru Yasumura, Masami Ito, Naohiro Tarumoto, Yoshikazu Aoki, Masafumi Umekawa +2 more | 2010-10-26 |
| 7709172 | Oxidized mixed cyclic phenol sulfides, and charge control agents and toners using the same | Masateru Yasumura, Masami Ito, Naohiro Tarumoto, Yoshikazu Aoki, Masafumi Umekawa +2 more | 2010-05-04 |
| 7402369 | Mono azo iron complex compound, and charge controlling agent and toner using the same | Masaki Okubo, Kazuo Nemoto, Masami Ito, Eisuke Yamada | 2008-07-22 |
| 7094512 | Electrophotographic printing method, monoazo iron complex compound, charge controlling agent using the same and toner using the charge controlling agent | Kazuo Nemoto, Shinji Otani, Noriyuki Suzuki, Eisuke Yamada, Masaki Okubo | 2006-08-22 |
| 6897000 | Charge controlling agent, method for producing the same and toner for developing electrostatic image | Shinji Otani, Noriyuki Suzuki, Mitsutoshi Anzai | 2005-05-24 |