Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9259881 | Method for producing a formed article comprised of a fiber | — | 2016-02-16 |
| 5372855 | Treatment of inorganic building materials | Keishi Hamada, Fumio Tashiro, Shigemasa Otani, Tomiguyu Murakami, Sadayoshi Iijima | 1994-12-13 |
| 5023136 | Treated inorganic building materials | Keishi Hamada, Fumio Tashiro, Shigemasa Otani, Tomiguyu Murakami, Sadayoshi Iijima | 1991-06-11 |
| 4322334 | Low shrinkage unsaturated polyester resin compositions | Kouji Arakawa, Etsuji Iwami | 1982-03-30 |
| 4251641 | Low shrinkage polyester resin compositions | Kouji Arakawa | 1981-02-17 |