Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12264217 | Surface treatment film, manufacturing method therefor, and article | Hiroyuki Shimanaka, Yoichi Tagi, Hiromasa Sato, Miho Tanishima, Yoshinobu Tsujii | 2025-04-01 |
| 12227383 | Sheet processing apparatus and image forming system incorporating the sheet processing apparatus | Yuji Miyachi, Tsubasa Hashimoto | 2025-02-18 |
| 11912952 | Material and sliding system | Yoshinobu Tsujii, Takaya Sato, Hiroyuki Arafune, Ken Nakano, Mayu Miyazaki | 2024-02-27 |
| 11655310 | Fine cellulose fiber, production method thereof, slurry, and composite | Yoshinobu Tsujii, Koji Tanaka, Takahito Ikuma, Junya Okawa, Ikko Matsusue | 2023-05-23 |
| 11407849 | Method for manufacturing graft polymer, graft polymer, and initiator of graft polymer | Yoshinobu Tsujii, Atsushi Goto, Michihiko Miyamoto, Hiroto Komatsu, Takuya Jitsukawa | 2022-08-09 |
| 11178493 | Electroacoustic transducer | Hidetoshi Hiraoka, Yoshinobu Tsujii, Ken Nakano | 2021-11-16 |
| 11168170 | Clearance narrowing material, clearance narrowing material composite, and article using same | Chiharu Tadokoro, Takuo NAGAMINE, Yoshinobu Tsujii, Ken Nakano, Hitoshi Hattori +2 more | 2021-11-09 |
| 10882962 | SRT material, composite and method for producing the same | Yoshinobu Tsujii, Yoshihiko Shimizu, Hiroshi WATANABE, Takaya Sato, Ken Nakano +1 more | 2021-01-05 |
| 10858491 | Porous particle made of organic polymer, method for producing porous particle made of organic polymer, and block copolymer | Norio Ishizuka, Kyoko Konishi, Toshikazu Oda, Yoshinobu Tsujii, Takaya Sato | 2020-12-08 |
| 10773241 | Separating medium and column for liquid chromatography | Norio Ishizuka, Kyoko Konishi, Toshikazu Oda, Yoshinobu Tsujii, Shoya Yoda | 2020-09-15 |
| 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, Hiroyuki Shimanaka, Yoshinobu Tsujii, 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, Hiroyuki Shimanaka, Yoshinobu Tsujii, Atsushi Goto | 2018-09-18 |