Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11421043 | Method for producing sieved low-substituted hydroxypropyl cellulose | Kentaro Miki, Akira Kitamura, Yasuyuki Hirama | 2022-08-23 |
| 11319384 | Method for producing hypromellose phthalate | Taishi Kitaguchi, Akira Kitamura, Mitsuo Narita | 2022-05-03 |
| 11319385 | Method for producing hypromellose acetate succinate | Taishi Kitaguchi, Akira Kitamura, Mitsuo Narita | 2022-05-03 |
| 8546465 | Aqueous ink for inkjet | Tetsuo Nakamura | 2013-10-01 |