Issued Patents 1989
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4874500 | Microelectrochemical sensor and sensor array | Takaaki Otagawa | 1989-10-17 |
| 4864462 | Capacitive gas detector having a solid rare earth fluoride dielectric | Arden Sher, Christopher J. Spindt | 1989-09-05 |
| 4851303 | Solid compositions for fuel cells, sensors and catalysts | Takaaki Otagawa, Arden Sher | 1989-07-25 |
| 4812221 | Fast response time microsensors for gaseous and vaporous species | Takaaki Otagawa | 1989-03-14 |
| 4795542 | Electrochemical concentration detector device | Pepi Ross, Zoila Reyes, Joel F. Jensen, Sharon W. Wing, Virginia G. Rimer | 1989-01-03 |
| 4795968 | Gas detection method and apparatus using chemisorption and/or physisorption | Arden Sher, Christopher J. Spindt | 1989-01-03 |