Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6720460 | Hydroxyphenyl adamantanes and process for the production of the same | Kenji Ekawa, Kentaro Watanabe, Kazuhiko Yao, Miwa Hazama | 2004-04-13 |
| 6046346 | Production of alkali metal cyclopentadienylide and production of dihalobis (.eta.-substituted-cyclopentadienyl) zirconium from alkali metal cyclopentadienylide | Keiichi Yokoyama, Kenji Sugiyama | 2000-04-04 |