Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5562002 | Positive displacement piston flow meter with damping assembly | — | 1996-10-08 |
| 5408886 | Positive displacement piston flow meter with internal valve | — | 1995-04-25 |
| 5295396 | Positive displacement piston flow meter for air flow measurement | William Fleming | 1994-03-22 |
| 5251489 | Fluid flow measuring device | — | 1993-10-12 |
| 5209114 | Reciprocating piston flow meter | Roman A. Stobnicki | 1993-05-11 |
| 4904987 | Air sampling and alarm control system | William Fleming | 1990-02-27 |
| 4896548 | Fluid sampler with miniature single-acting pump assembly | William Fleming | 1990-01-30 |
| 4762004 | Gas flowmeter and soap bubble generator | William Fleming, Jorge E. Bermudez | 1988-08-09 |
| 4691577 | Soap film gas flowmeter | Jorge E. Bermudez, William Fleming | 1987-09-08 |
| 4576054 | Dual mode gas sampler and pneumatic flow control system | — | 1986-03-18 |
| 4532814 | Fluid sampler and gas flow control system and method | — | 1985-08-06 |
| 4432248 | Fluid sampling | — | 1984-02-21 |
| 4389372 | Portable holder assembly for gas detection tube | — | 1983-06-21 |