Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11939267 | Method and apparatus for producing AlN whiskers, AlN whisker bodies, AlN whiskers, resin molded body, and method for producing resin molded body | Toru Ujihara, Yukihisa Takeuchi, Daishi Shiojiri, Masaki Matsumoto, Hiroshi Saito | 2024-03-26 |
| 11345640 | Method and apparatus for producing AlN whiskers, AlN whisker bodies, AlN whiskers, resin molded body, and method for producing resin molded body | Toru Ujihara, Yukihisa Takeuchi, Daishi Shiojiri, Masaki Matsumoto, Hiroshi Saito | 2022-05-31 |
| 6787587 | Process for the production of low-molecular-weight allylamine polymer or addition salt thereof | Tadashi Kato, Tadao Endo, Minoru Takeuchi, Mitsumasa Hashimoto, Yasuhiro Fujita | 2004-09-07 |
| 6579933 | Process for producing aqueous solution of monoallylamine polymer | Hiroyuki Takayama, Kenji Kageno | 2003-06-17 |
| 6395849 | Processes for producing N,N-dialkylallylamine polymers and N,N-dialkyllylamine polymers | Tadashi Kato, Yasuhiro Fujita, Hitoshi Ohta, Kazuhiko Kitamura | 2002-05-28 |
| 6268452 | Process for the production of allylamine polymer | Tadashi Kato, Yasuhito Nakata, Tadao Endo | 2001-07-31 |
| 4594409 | Producing sequential polyamino acid resin | Tadao Itikawa, Kiyoshi Shimizu | 1986-06-10 |
| 4559172 | Process for acylation with novel acylating agent | Keizo Ogihara, Tadao Itikawa, Kiyoshi Shimizu | 1985-12-17 |
| 4525576 | Process for producing sequential polyamino acid resin | Tadao Itikawa, Keizo Ogihara, Kiyoshi Shimizu | 1985-06-25 |