Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4734319 | Transparent electrically conductive plastic molded articles | Toshiki Doi, Yukio Yasunori | 1988-03-29 |
| 4618709 | Waste water treatment in the production of methacrylic acid | Masao Sada, Michio Kato, Masami Ayano, Tadashi Abe | 1986-10-21 |
| 4474981 | Process for preparing an acrylic or methacrylic acid ester | Michio Katoh, Tadashi Abe | 1984-10-02 |