Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4737189 | Solvent of a chromogenic dye-precursor material for pressure-sensitive recording paper, the pressure-sensitive recording paper and process for producing the solvent | Tadashi Nakamura, Shoichi Hoshi | 1988-04-12 |
| 4517397 | Oxidative dimerization of toluene | Koji Sato, Shoichi Hoshi | 1985-05-14 |
| 4460705 | Catalyst for oxidative dimerization | Koji Sato, Shoichi Hoshi | 1984-07-17 |
| 4438021 | Catalyst for dehydrocoupling of toluene or xylene | Yoshio Okada, Makoto Naoki, Masatoshi Hino | 1984-03-20 |