Scheffel; Gary W.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Scheffel; Gary W..The latest application filed is for "fitting for jacketed tubing".
- Scheffel; Gary W. - Streetsboro OH
| Patent | Date |
|---|---|
| Fitting For Jacketed Tubing App 20110227337 - Kattler; David R. ; et al. | 2011-09-22 |
| Mounting bracket for valve actuator Grant 6,848,672 - Cross , et al. February 1, 2 | 2005-02-01 |
| Mounting bracket for valve actuator App 20030066981 - Cross, Charles W. ; et al. | 2003-04-10 |
| Inflatable valve Grant 4,840,191 - Gausman , et al. June 20, 1 | 1989-06-20 |
| Low pressure relief valve Grant 4,790,348 - Gausman , et al. December 13, 1 | 1988-12-13 |
| Diaphragm valve Grant 4,750,709 - Kolenc , et al. * June 14, 1 | 1988-06-14 |
| Diaphragm valve Grant 4,732,363 - Kolenc , et al. March 22, 1 | 1988-03-22 |
| Diaphragm valve Grant 4,671,490 - Kolenc , et al. June 9, 1 | 1987-06-09 |
| Seal ring shutoff stem tip Grant 4,659,061 - Scheffel April 21, 1 | 1987-04-21 |
| Stem tip seal Grant 4,659,060 - Scheffel April 21, 1 | 1987-04-21 |
| Check valve Grant 4,637,430 - Scheffel , et al. January 20, 1 | 1987-01-20 |
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