Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8614349 | Oxidation catalyst and oxidation method | Tatsuo Yamaguchi, Toru Watanabe | 2013-12-24 |
| 7652123 | Method for producing a high quality aromatic polycarbonate | Hiroshi Hachiya | 2010-01-26 |
| 7005495 | Polycarbonate diol having high proportion of primary terminal OH | Mitsuo Konishi, Tetsuo Masubuchi | 2006-02-28 |
| 6706932 | Process for the preparation of diol mixtures | Mitsuo Konishi, Eizaburou Ueno | 2004-03-16 |
| RE38283 | Catalyst for use in producing carboxylic esters | Setsuo Yamamatsu, Tatsuo Yamaguchi | 2003-10-21 |
| 6040472 | Catalyst for use in producing carboxylic esters | Setsuo Yamamatsu, Tatsuo Yamaguchi | 2000-03-21 |