Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12107532 | Pedestal for solar power generation devices integrated with solar power generation panels | — | 2024-10-01 |
| 6951966 | Orthoalkylation catalyst for phenol and process for producing orthoalkylated phenol with use thereof | Masamitsu Tanaka, Kenji Ekawa | 2005-10-04 |
| 6512149 | Method for removing butyl groups from butyl phenol compounds | Kazuhiko Yao, Kenji Ekawa | 2003-01-28 |