Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4186071 | Process for producing oxygen gas sensor elements | Donald J. Romine, Donald C. Davis, Phillip R. Woodruff, Ching T. Young, Tseng-Ying Tien | 1980-01-29 |
| 4184934 | Protective shield having omni-directional diverter for sensing means | Bernard R. Teitelbaum | 1980-01-22 |