Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4985513 | Conjugated diene copolymer, process for producing the same, and photosensitive resin composition comprising the same | Shin-ichiro Iwanaga, Tatsuaki Matsunaga, Hiroji Enyo | 1991-01-15 |
| 4927738 | Conjugated diene copolymer, process for producing the same, and photosensitive resin composition comprising the same | Shin-ichiro Iwanaga, Tatsuaki Matsunaga, Hiroji Enyo | 1990-05-22 |
| 4246427 | Process for producing methacrylic acid | Naoki Andoh, Akira Iio, Masatoshi Arakawa | 1981-01-20 |