Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5679830 | Method of producing pivaloylacetic acid ester | Katsuhiko Mizutare, Tsuyoshi Ueyama | 1997-10-21 |
| 5675745 | Constructing method of organization activity database, analysis sheet used therein, and organization activity management system | Shigeki Kusaba | 1997-10-07 |