Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5672368 | Beverage bag and method of use | — | 1997-09-30 |
| 5370112 | Method and means for powering portable oxygen supply systems | — | 1994-12-06 |
| 5038770 | Fail-safe systems for respirating gas delivery devices | — | 1991-08-13 |
| 5005570 | Method and means for dispensing respirating gases by effecting a known displacement | — | 1991-04-09 |
| 4932401 | Two-gas variable ratio, variable dose, metering system and method of use | — | 1990-06-12 |
| 4873971 | Method and means for dispensing respirating gases by effecting a known displacement | — | 1989-10-17 |
| 4832014 | Method and means for dispensing two respirating gases by effecting a known displacement | — | 1989-05-23 |
| 4705034 | Method and means for dispensing respirating gases by effecting a known displacement | — | 1987-11-10 |
| D287050 | Portable oxygen therapy unit | Mark T. Novak | 1986-12-02 |
| D287051 | Portable oxygen therapy unit | Mark T. Novak | 1986-12-02 |
| 4570819 | Fill means for cryogenic flasks | Mark T. Novak | 1986-02-18 |
| 4541276 | Contents gage | — | 1985-09-17 |
| 4462223 | Method and means for preventing coupling freezing | — | 1984-07-31 |