Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11084966 | Controlled release system for the release of oil field chemicals and use of the system for reservoir treatment and monitoring | Paul Quigley, Chun-tian Zhao | 2021-08-10 |
| 11019996 | Gonioscopic devices | Charles Raymond Kalina, Jr., Chris Calcaterra, Edward Collins, Timothy McCauley, David S. Haffner +1 more | 2021-06-01 |
| 11019997 | Gonioscopic devices | Charles Raymond Kalina, Jr., Chris Calcaterra, Edward Collins, Timothy McCauley, David S. Haffner +1 more | 2021-06-01 |