Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4888403 | Process for producing plastic-like woody moldings from dibasic acid anhydrides and unsaturated monoglycidyl ethers | Minoru Ueda, Hideki Mori | 1989-12-19 |
| 4863706 | Process for producing zirconium sols and gels, and process for producing zirconia using the same | Takeo Wada, Hiroshi Onaka | 1989-09-05 |
| 4832987 | Process of producing modified wood | Minoru Ueda, Koichi Murakami | 1989-05-23 |
| 4816239 | Process for producing zirconium sols and gels, and process for producing zirconia using the same | Takeo Wada, Hiroshi Onaka | 1989-03-28 |