Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6977313 | Production process of 2,7-dibromofluorenone | Youko Sugio, Naoyuki Kitamura, Hiroaki Mori | 2005-12-20 |
| 6858764 | Method for preparing bromofluorenes | Naoyuki Kitamura, Hiroaki Mori, Toshiyuki Yasuda | 2005-02-22 |
| 6150566 | Separation and purification method of xylenol isomer | Seiji Aoki | 2000-11-21 |
| 5130464 | Method of manufacturing aromatic urethanes | Takao Ikariya, Masanori Itagaki, Mikoto Iemoto, Masatsugu Mizuguchi, Tomomichi Nakamura +2 more | 1992-07-14 |