Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8080676 | Method of producing S-(−)-6-hydroxy-2,5,7,8-tetramethylchromane-2-carboxylic acid and product obtained by the method | Akifumi Iida, Toshio Hidaka | 2011-12-20 |
| 7615650 | Process for producing chroman compound | Kazuo Tanaka, Toshio Hidaka | 2009-11-10 |
| 6504069 | Process for producing dimethyltetralin | Norio Fushimi, Makoto Takagawa | 2003-01-07 |