Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9163456 | Tire step system and method | — | 2015-10-20 |
| 6634214 | Method and apparatus for measuring the relative density of a gas | Robert Thurston, Paul Stephen Hammond | 2003-10-21 |
| 6573766 | Synthesizing a sine wave | Francis Alan Humphrey, David M. Byrne | 2003-06-03 |
| 6517237 | Measuring energy consumption | Paul Steven Hammond, Robert Thurston | 2003-02-11 |
| 6481288 | Measuring the speed of sound of a gas | Francis Alan Humphrey, David M. Byrne | 2002-11-19 |
| 6442996 | Method and apparatus for measuring the calorific value of a gas | Robert Thurston, Paul Stephen Hammond | 2002-09-03 |
| 6318180 | Method and apparatus for determining a frequency at which a resonator resonates | Francis Alan Humphrey, David M. Byrne | 2001-11-20 |
| 5936156 | Liquid metering | Graham Richard Roberts, Andrew Cole | 1999-08-10 |
| 5902043 | Apparatus and method for measuring heat power consumed in or extracted from a region | Graham Richard Roberts, David Richard Wightman | 1999-05-11 |
| 5415042 | Measuring probe | Harry P. Gray | 1995-05-16 |
| 5063527 | Monitor system | Christopher J. Thornhill | 1991-11-05 |
| 4852046 | Control system improvements in or relating to burner | Gregory E. Jones | 1989-07-25 |
| 4349745 | Testing circuit for fuel burner controls | Keith J. G. Adams, Alan Brightwell, Stuart M. Pegler, Paul Weall | 1982-09-14 |