Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6316557 | Catalysts for the polymerization of olefins, process for the production of olefin polymers, and processes for the production of styrene polymers | Haruhito Sato, Toshiya Abiko, Junichi Matsumoto, Harumi Nakashima | 2001-11-13 |
| 5451648 | Process for producing styrenic polymer | Norio Tomotsu | 1995-09-19 |
| 5126430 | Process for preparing polyarylene sulfides with metal salt of hydroxycarboxylic acid | Minoru Senga | 1992-06-30 |
| 5038140 | Supervisory system in communication system | — | 1991-08-06 |
| 4733320 | Line protection switch equipment | Ikuo Taniguchi, Kenji Yoshimoto | 1988-03-22 |
| 4680776 | Protection switching system for carrier transmission line | Ikuo Taniguchi | 1987-07-14 |