Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12251585 | Attachment for hydraulic ram rescue tool | — | 2025-03-18 |
| 12180993 | Joint for connecting an attachment to a hydraulic ram | — | 2024-12-31 |
| 10900290 | Fixed cutter completions bit | Johnathan Howard, Matthew Charles Stroever, Charles Daniel Johnson | 2021-01-26 |
| 6603184 | Double heterostructure photodiode with graded minority-carrier blocking structures | Chih-Hsiang Lin, Klaus Alexander Anselm | 2003-08-05 |
| 6455908 | Multispectral radiation detectors using strain-compensating superlattices | Chih-Hsiang Lin | 2002-09-24 |
| 6448547 | Method for determining photodiode performance parameters | — | 2002-09-10 |