Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5284569 | Miniature gas sensor | Tony Cheng Han Lee | 1994-02-08 |
| 5104513 | Gas sensor | Tony Cheng Han Lee | 1992-04-14 |
| 4569720 | Copper etching system | George J. Samuels, Joseph M. Ilardi | 1986-02-11 |
| 4524114 | Bifunctional air electrode | George J. Samuels, Terry L. Streeter, Royce W. Murray | 1985-06-18 |