Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5115091 | Poly(arylene thioether) copolymers and process for producing thereof | Tomoji Tamai, Yozo Kondo | 1992-05-19 |
| 4980454 | Poly(arylene cyano-thioether) copolymer and preparation thereof | Tomoji Tamai, Yozo Kondo | 1990-12-25 |
| 4973663 | Poly(cyano arylene sulfide/sulfone)copolymer and preparation thereof | Tomoji Tamai, Yozo Kondo | 1990-11-27 |
| 4894434 | Polycyanoaryl thioether and preparation thereof | Yozo Kondo | 1990-01-16 |
| 4680349 | Method of polymerizing vinyl monomers with coated reactor | Hiroshi Kaneko, Yasushi Sakai, Akio Kiyohara, Tooru Iwashita | 1987-07-14 |