Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9433895 | Reversible room-temperature ionic liquids | Tao Yu, Richard G. Weiss, Taisuke Yamada | 2016-09-06 |
| 8574453 | Reversible room-temperature ionic liquids | Tao Yu, Richard G. Weiss, Taisuke Yamada | 2013-11-05 |
| 7163060 | Difunctional phosphorus-based gelling agents and gelled nonaqueous treatment fluids and associated methods | Richard G. Weiss, Gary P. Funkhouser | 2007-01-16 |