Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5070721 | Flammable gas detection | — | 1991-12-10 |
| 4829809 | Gas calibration method and apparatus | Jonathon H. Gilbey | 1989-05-16 |
| 4815316 | Diffusion measurement | — | 1989-03-28 |
| 4633704 | Gas sensor | Yat S. Chan | 1987-01-06 |
| 4587003 | Gas sensor | Yat S. Chan | 1986-05-06 |
| 4474648 | Gas sensor | Bryan Hobbs, John R. Finbow, Yat S. Chan | 1984-10-02 |
| 4406770 | Gas sensor | Yat S. Chan, Bryan Hobbs, John R. Finbow | 1983-09-27 |
| 4324632 | Gas sensor | Yat S. Chan | 1982-04-13 |