Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9265414 | Methods and systems for measuring interpupillary distance | Hal Edward Wilson | 2016-02-23 |
| 8690326 | Method and systems for measuring interpupillary distance | Hal Edward Wilson | 2014-04-08 |
| 8459792 | Method and systems for measuring interpupillary distance | Hal Edward Wilson | 2013-06-11 |
| 5533760 | Method and device for containing fluids | — | 1996-07-09 |
| 5357241 | Fail-safe leak detector | James W. Simmons, Demetrius Vassiliou | 1994-10-18 |
| 5229750 | Fail-safe leak detector including independent and repetetive sensing means | James W. Simmons, Demetrius Vassiliou | 1993-07-20 |
| 5041404 | Method of presulfiding a hydrotreating, hydrocracking or tail gas treating catalyst | James Seamans, Neal G. Gasser, Charles T. Adams | 1991-08-20 |
| 4943547 | Method of presulfiding a hydrotreating catalyst | James Seamans, Neal G. Gasser | 1990-07-24 |