Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12424460 | Substrate processing apparatus | Koichiro Kawano, Shiguma KATO | 2025-09-23 |
| 11469127 | Substrate processing device | Shigeru Kinoshita, Koichiro Kawano, Hiroshi Fujita, Yoshinori Kitamura | 2022-10-11 |
| 5521100 | Method of determining the molecular weight distribution of carboxymethylcellulose or a salt thereof | Yukio Uda | 1996-05-28 |
| 5144022 | Method of producing powdery high HLB sugar fatty acid ester | Yoshio Hatakawa, Akihiko Nakajima | 1992-09-01 |
| 5017697 | Process for purifying sucrose fatty acid esters having high HLB | Yoshio Hatakawa, Akihiko Nakajima | 1991-05-21 |
| 5011922 | Process for purifying sucrose fatty acid esters | Yoshio Hatakawa, Akihiko Nakajima | 1991-04-30 |
| 5008387 | Process for purifying sucrose fatty acid esters | Yoshio Hatakawa, Akihiko Nakajima | 1991-04-16 |
| 5004761 | Process for continuously preparing acrylic polymer gel | Akira Yada | 1991-04-02 |
| 4996309 | Process for preparing sucrose fatty acid ester powder | Yoshio Hatakawa, Akihiko Nakajima | 1991-02-26 |
| 4995911 | Process for recovering unreacted sucrose from reaction mixture in synthesis of sucrose fatty acid esters | Yoshio Hatakawa, Akihiko Nakajima | 1991-02-26 |
| 4762862 | Process for preparing high molecular weight acrylic polymers | Akira Yada, Yoshihiro Kawamori, Yoshitugu Adachi, Yoshio Hatakawa | 1988-08-09 |
| 4690788 | Process for preparing water-soluble polymer gel particles | Akira Yada, Yoshihiro Kawamori, Takao Saito, Tadashi Nishiyama, Yoshitugu Adachi | 1987-09-01 |
| 4647598 | Process for preparing water-soluble polymers | Akira Yada, Yoshihiro Kawamori, Takao Saito, Tadashi Nishiyama, Yoshitugu Adachi | 1987-03-03 |
| 4612336 | Process for preparing water-soluble acrylic polymers by irradiating aqueous monomer solutions containing a surfactant | Akira Yada, Yoshihiro Kawamori, Takao Saito, Tadashi Nishiyama, Yoshitugu Adachi | 1986-09-16 |
| 4604411 | Process for preparing sticky polymers | Akira Yada, Yoshihiro Kawamori, Takao Saito, Tadashi Nishiyama, Yoshitugu Adachi | 1986-08-05 |