Cowles; Harold R.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Cowles; Harold R..The latest application filed is for "voc removal and destruction system and method".
- Cowles; Harold R. - Scottsdale AZ
- Cowles; Harold R. - Scotia NY
- Cowles; Harold R. - Chandler AZ
| Patent | Date |
|---|---|
| Voc Removal And Destruction System And Method App 20190022579 - Cowles; Harold R. | 2019-01-24 |
| Method and apparatus for controlled heating of adsorbent materials Grant 6,607,583 - Cowles , et al. August 19, 2 | 2003-08-19 |
| Method and apparatus for controlled heating of adsorbent materials App 20030075045 - Cowles, Harold R. ; et al. | 2003-04-24 |
| VOC removal or destruction system Grant 6,372,018 - Cowles April 16, 2 | 2002-04-16 |
| VOC control/solvent recovery system Grant 5,904,750 - Cowles May 18, 1 | 1999-05-18 |
| Removal and destruction of volatile organic compounds from gas streams Grant 4,966,611 - Schumacher , et al. October 30, 1 | 1990-10-30 |
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