Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5625102 | Method of alkylating the side chain of alkyl-substituted aromatic hydrocarbons | Yoshiichi Kumagai, Fumio Kumata | 1997-04-29 |
| 5608132 | Method of alkylating the side chain of alkyl-substituted aromatic hydrocarbons | Shinji Nishikawa, Fumio Kumata | 1997-03-04 |