Cramer; Robert L.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Cramer; Robert L..The latest application filed is for "control means for molecular sieve on-board oxygen generator".
- Cramer; Robert L. - Davenport IA
- Cramer; Robert L. - Rising Star TX
| Patent | Date |
|---|---|
| Control means for molecular sieve on-board oxygen generator Grant 6,063,169 - Cramer , et al. May 16, 2 | 2000-05-16 |
| Automatic diluter/demand oxygen regulator adapted for chemical or biological use Grant 4,335,735 - Cramer , et al. June 22, 1 | 1982-06-22 |
| Method and apparatus for pumping fluids from bore holes Grant 4,187,912 - Cramer February 12, 1 | 1980-02-12 |
| Oxygen regulator Grant 4,127,129 - Cramer November 28, 1 | 1978-11-28 |
| Oxygen monitor and warning device for an aircraft breathing system Grant 4,109,509 - Cramer , et al. August 29, 1 | 1978-08-29 |
| Anti-suffocation means for aircraft breathing mask Grant 4,064,875 - Cramer , et al. December 27, 1 | 1977-12-27 |
| Self-regulating cryostat Grant 4,002,039 - Cramer , et al. January 11, 1 | 1977-01-11 |
| Oxygen generation system Grant 3,898,047 - Cramer August 5, 1 | 1975-08-05 |
| Mine Rescue Breathing Apparatus Grant 3,805,780 - Cramer , et al. April 23, 1 | 1974-04-23 |
| Servo Controlled Oxygen Regulator Grant 3,782,402 - Cramer , et al. January 1, 1 | 1974-01-01 |
| Inflatable Life Raft Grant 3,768,761 - Cramer October 30, 1 | 1973-10-30 |
| Means For Anticipating Anti-g Force In A Moving Vehicle Grant 3,734,078 - Cramer , et al. May 22, 1 | 1973-05-22 |
| Fail-safe Liquid Oxygen To Gaseous Oxygen Conversion System Grant 3,707,078 - Cramer December 26, 1 | 1972-12-26 |
| Fluid Mixing Regulator Grant 3,693,653 - Cramer , et al. September 26, 1 | 1972-09-26 |
| SEC | 0001241481 | CRAMER ROBERT L |
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