Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5224776 | Instrument and method for heating value measurement by stoichiometric combustion | William H. Clingman, Jr. | 1993-07-06 |
| 5115687 | Method and apparatus for taking a proportional sample of flowing gas in a line | William H. Clingman, Jr. | 1992-05-26 |
| 5016482 | Method of taking a proportional sample of flowing gas in a line | William H. Clingman, Jr. | 1991-05-21 |
| 4677841 | Method and apparatus for measuring the relative density of gases | — | 1987-07-07 |
| 4396299 | Method and apparatus for determining total energy flow in a gas line | William H. Clingman, Jr. | 1983-08-02 |
| 4285245 | Method and apparatus for measuring and controlling volumetric flow rate of gases in a line | — | 1981-08-25 |