Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8969751 | Method of detecting dust and method of preventing erroneous determination of dust detection | Masamitsu Numano, Junya TANABE | 2015-03-03 |
| 5262570 | Method of producing ethylenediamines | Yuuji Shimasaki, Hideaki Tsuneki, Youichi Hino, Michio Ueshima | 1993-11-16 |
| 5235107 | Method of producing ethylenediamines | Yuuji Shimasaki, Hideaki Tsuneki, Youichi Hino, Michio Ueshima | 1993-08-10 |