Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5231179 | Heterocyclic compounds and their production | Shiro Terashima, Yoshio Ito, Kunikazu Sakai, Tamejiro Hiyama, Yoshikazu Kimura +3 more | 1993-07-27 |
| 4950774 | 2-5,disubstituted-7,7,8,8-tetracyanoquinodimethanes | — | 1990-08-21 |
| 4889934 | Organic mixed complex | Masahiko Miyashita, Akira Taisha | 1989-12-26 |
| 4801713 | Organic complexes of a cation of a heterocyclic nitrogen compound and an anion of a 2,5-disubstituted-7,7,8,8-tetracyanoquinodiethmane | Akira Taisha | 1989-01-31 |
| 4792630 | Process for preparing aminoacetaldehyde dialkyl acetals | Akira Taisha, Takehiko Kakimoto, Kazumasa Hirata | 1988-12-20 |
| 4788315 | 2,5-substituted-cyclohexane-1,4-diones and a process for production thereof | — | 1988-11-29 |