Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10631570 | Tool tray and its application system and method of applying concentrate | — | 2020-04-28 |
| 7378281 | Process to measure PPB levels of dissolved copper in jet fuels and other non-aqueous fluids using a colorimetric process | Qin Lu, Gregory E. Collins | 2008-05-27 |
| 6886565 | Macula cover and method | Clark D. Witherspoon, W. Brad Priester | 2005-05-03 |
| 6297191 | Metal complexing | Dhananjay Puranik, Eddie L. Chang | 2001-10-02 |
| 6077421 | Metal complexing | Dhananjay Puranik, Eddie L. Chang | 2000-06-20 |
| 5293218 | Interferometric JFTOT tube deposit measuring device | Robert Wagner | 1994-03-08 |
| 5047009 | Method and apparatus for ocular perfusion | Clark D. Witherspoon, William E. Goggans, Jr. | 1991-09-10 |
| 5032111 | Method and apparatus for ocular perfusion | Clark D. Witherspoon, William E. Goggans, Jr. | 1991-07-16 |
| 4900301 | Method for ocular perfusion | Clark D. Witherspoon, William E. Goggans, Jr. | 1990-02-13 |
| 4813927 | Parallel infusion apparatus and method | Clark D. Witherspoon, William E. Goggans, Jr. | 1989-03-21 |