Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4672141 | Polyalkylene ether glycols | Masatoshi Motoi, Ichiro Okamoto, Tatsuya Kanno | 1987-06-09 |
| 4599460 | Polyalkylene ether glycol copolymers | Ichiro Okamoto, Tatsuya Kanno | 1986-07-08 |
| 4522913 | Monoacrylate or diacrylate of 2-methyl-propylene glycol and photosensitive composition containing the diacrylate | Tatsuya Kanno | 1985-06-11 |
| 4458063 | 2-Methyl-1,3-propylene glycol mono- or di-alkylene oxide ether | Tatsuya Kanno | 1984-07-03 |
| 4436896 | Polyester copolymer | Ichiro Okamoto | 1984-03-13 |
| 4418172 | Polyester composition containing 2-methyl-1,3-propylene glycol dibenzoate | Takuzo Kasuga, Ichiro Okamoto, Katsuhiko Takahashi | 1983-11-29 |
| 4415727 | Modified polyethylene terephthalate molding material | Toshio Shimada, Ichiro Okamoto | 1983-11-15 |
| 4396746 | Thermoplastic polyester copolymer | — | 1983-08-02 |
| 4381379 | Polyester containing 2-methyl-1,3-propylene terephthalate units | Toshio Shimada, Hajime Komada | 1983-04-26 |