Issued Patents 1994
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5352758 | Mercapto compound, its preparation process, and sulfur-containing urethane resins and lenses using the same | Yoshinobu Kanemura, Katsuyoshi Sasagawa | 1994-10-04 |
| 5306085 | Multiplex writing implement with eraser | — | 1994-04-26 |
| 5306799 | High refractive index plastic lens and composition therefor | Katsuyoshi Sasagawa, Yoshinobu Kanemura | 1994-04-26 |
| 5283312 | Mercapto compound, its preparation process, and sulfur-containing urethane resins and lenses using the same | Yoshinobu Kanemura, Katsuyoshi Sasagawa | 1994-02-01 |
| 5283871 | Routing system for accessing remote node in network from craftman's terminal | — | 1994-02-01 |