Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10793582 | Bicyclic heterocyclic compound | Masahiro Okuyama, Kenji Fukunaga, Norimitsu Hayashi, Daisuke Iijima, Hideki Horiuchi +1 more | 2020-10-06 |
| 10065972 | Bicyclic or tricyclic heterocyclic compound | Masahiro Okuyama, Kenji Fukunaga, Norimitsu Hayashi, Daisuke Iijima, Hideki Horiuchi +1 more | 2018-09-04 |
| 6414204 | Process for producing allyl chloride | Shoichi Oishi, Toshitaka Hiro, Tatsuharu Arai | 2002-07-02 |
| 5153339 | Process for separation of naphthoquinone and phthalic acid | Ryo Matsuura, Tatsuyoshi Komatsu, Toru Sato | 1992-10-06 |
| 4795604 | Method for molding 1,4,4a,9a-tetrahydroanthraquinone | Katsumi Matsuzaki, Seishi Ikemoto | 1989-01-03 |
| 4412954 | Process for producing 1,4,4a,9a-tetrahydroanthraquinone compound | Tatsuyoshi Komatsu | 1983-11-01 |
| 4369140 | Process for producing hydroanthraquinones | Tatsuyoshi Komatsu, Shigeaki Numata | 1983-01-18 |
| 4202828 | Process for separation of naphthoquinone and phthalic acid | Ryo Matsuura, Tatsuyoshi Komatsu, Yukio Nomiyama | 1980-05-13 |