Issued Patents All Time
Showing 1–25 of 32 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12264217 | Surface treatment film, manufacturing method therefor, and article | Yoichi Tagi, Hiromasa Sato, Miho Tanishima, Yoshinobu Tsujii, Keita Sakakibara | 2025-04-01 |
| 12237097 | Carbon material dispersion | Yoshikazu Murakami, Jun KAMABAYASHI, Seiji Doi | 2025-02-25 |
| 12173105 | A-B block copolymer, polymer emulsion and water-based inkjet ink | Jun KAMABAYASHI, Akifumi Tanaka, Toshie Okubo, Lu Tian, Yoshikazu Murakami +1 more | 2024-12-24 |
| 12146045 | Carbon material dispersion | Jun KAMABAYASHI, Yoshikazu Murakami, Seiji Doi, Yuzuru Sato | 2024-11-19 |
| 12065575 | Aqueous pigment dispersion liquid, aqueous ink-jet ink, and dry coating | Jun KAMABAYASHI, Sachio Yoshikawa, Toshie Okubo, Lu Tian, Akifumi Tanaka | 2024-08-20 |
| 11746178 | Polymer production method and radical polymerization initiating group-containing compound | Yoichi Tagi, Yoshikazu Murakami | 2023-09-05 |
| 11746247 | Aqueous pigment dispersion liquid | Yosuke Sakai, Misaki Narita, Yasuhiro Yoshida, Shinichiro Aoyagi, Yoshikazu Murakami | 2023-09-05 |
| 10995159 | Production method for polymer | Yoshikazu Murakami | 2021-05-04 |
| 10982020 | A-B block co-polymer, A-B block co-polymer production method, resin treatment pigment composition, resin treatment pigment composition production method, pigment dispersion, and pigment dispersion solution | Yoichi Tagi, Yoshikazu Murakami, Shinichiro Aoyagi, Kazutaka Arai, Sachio Yoshikawa | 2021-04-20 |
| 10982033 | Polymer production method and radical polymerization initiating group-containing compound | Yoichi Tagi, Yoshikazu Murakami | 2021-04-20 |
| 10081001 | Polymer dispersant for cellulose, aqueous dispersion treatment agent containing same, readily dispersible cellulose composition, cellulose dispersion resin composition, and dispersant-containing resin composition for cellulose dispersion | Takahiro Imai, Taiyo Aoyagi, Yoshinobu Tsujii, Keita Sakakibara, Atsushi Goto | 2018-09-25 |
| 10077357 | Production method for readily dispersible cellulose composition, readily dispersible cellulose composition, cellulose dispersion resin composition, and production method for water-based dispersant for cellulose | Takahiro Imai, Taiyo Aoyagi, Yoshinobu Tsujii, Keita Sakakibara, Atsushi Goto | 2018-09-18 |
| 9988480 | Pigment dispersant, production method for pigment dispersant, and pigment dispersion liquid | Yoshikazu Murakami, Yoichi Tagi | 2018-06-05 |
| 9732176 | Pigment dispersant, production method for pigment dispersant, and pigment dispersion liquid | Yoshikazu Murakami, Yoichi Tagi | 2017-08-15 |
| 9644106 | Aqueous emulsion solution, coloring agent composition containing said aqueous solution, aqueous inkjet ink, and method for producing aqueous emulsion solution | Yoshikazu Murakami, Shinichiro Aoyagi, Sachio Yoshikawa, Mitsuo Yamazaki | 2017-05-09 |
| 9512321 | Alkoxysilyl group-containing block copolymer, method for producing the same, resin-treated pigment, and pigment dispersion | Yoshikazu Murakami, Sachio Yoshikawa, Shinya Tsuchida, Atsushi Goto, Yoshinobu Tsujii | 2016-12-06 |
| 9260589 | Aqueous pigment dispersion liquid and aqueous pigment inkjet ink using same | Shinichiro Aoyagi, Yoshikazu Murakami, Katsuhiko Kanou | 2016-02-16 |
| 9120948 | Process for producing block polymer, coated pigment and aqueous pigment dispersion | Taiyo Aoyagi, Yoshikazu Murakami, Sachio Yoshikawa, Naoyuki Sakai, Atsushi Goto +2 more | 2015-09-01 |
| 9102777 | Emulsion binder, aqueous pigment ink for inkjet containing same, and method for producing emulsion binder | Yoshikazu Murakami, Shinichio Aoyagi, Atsushi Goto, Hironori Kaji | 2015-08-11 |
| 8895646 | Pigment dispersion and method for producing resin-treated pigment in the pigment dispersion | Yoshikazu Murakami, Shinichiro Aoyagi, Atsushi Goto, Yoshinobu Tsujii | 2014-11-25 |
| 8822591 | Pigment dispersions | Yoshikazu Murakami, Toshiyuki Hitotsuyanagi, Shinya Tsuchida, Atsushi Goto, Yoshinobu Tsujii +1 more | 2014-09-02 |
| 8546502 | Method for producing dye polymer, dye polymer and use of the same | Toshiyuki Hitotsuyanagi, Yoshikazu Murakami, Atsushi Goto, Yoshinobu Tsujii, Takeshi Fukuda | 2013-10-01 |
| 8163839 | Pigment dispersants, their production process, and their use | Yoshikazu Murakami, Satoshi Isobe, Takaaki Ota, Jyunki Takada, Satoshi Dosho | 2012-04-24 |
| 7985796 | Copolymer and use thereof | Yoshikazu Murakami, Naoyuki Sakai, Shinya Tsuchida | 2011-07-26 |
| 7361698 | Water-based pigment inks, image recording method, and image recording system | Michiei Nakamura, Naoyuki Sakai, Dai Watanabe, Kenji Ogawa, Yoshiyuki Zama +4 more | 2008-04-22 |