Issued Patents 1997
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5684210 | Method of purifying fluoromethyl-1,1,1,3,3,3, hexafluoroisopropyl ether | Toshikazu Kawai, Takaaki Yoshimura, Manami Kumakura | 1997-11-04 |
| 5684211 | Method of purifying fluoromethyl-1,1,1,3,3,3-hexafluoroisopropyl ether | Toshikazu Kawai, Takaaki Yoshimura, Manami Kumakura | 1997-11-04 |
| 5679576 | Gas chromatographic analysis of fluoromethyl-1,1,1,3,3,3-hexafluoroisopropyl ether | Toshikazu Kawai, Takaaki Yoshimura, Manami Kamakura | 1997-10-21 |