Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6666973 | Method for fixing fluorine and phosphorus in waste water containing fluorophosphoric acid-derived compound to remove them | Toshirou Fukudome, Masayuki Miyashita | 2003-12-23 |
| 6632293 | Highly activated hydrogen containing material and method for producing the material | Fumiaki Aono, Toshiharu Tabata, Akiyoshi Kosuge, Hiroto Izumi | 2003-10-14 |
| 6585910 | Etchant | Masayuki Miyashita, Tatsuhiro Yabune, Tadahiro Ohmi | 2003-07-01 |
| 6514474 | Method of purifying lithium hexafluorosphate | Toshirou Fukudome, Masahide Waki, Hirofumi Yazaki | 2003-02-04 |