Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4863829 | Positive type high gamma-value photoresist composition with novolak resin possessing | Akihiro Furuta, Makoto Hanabata, Seimei Yasui, Osamu Hiroaki | 1989-09-05 |
| 4464505 | Coating composition for providing water and blister resistant, ink-receptive paper | Shigenao Kawakami, Terumasa Saka, Shigeru Ura, Mikio Iwata, Yoshiharu Tokugawa | 1984-08-07 |
| 4251651 | Amphoteric polyelectrolyte | Shigenao Kawakami, Shigeru Ura, Shin-ichi Isaoka, Wataru Tohoma | 1981-02-17 |