Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5316973 | Method of making semiconducting ferroelectric PTCR devices | Da Yu Wang, Thomas Middleton, Burton W. MacAllister, Jr. | 1994-05-31 |
| 5304294 | Method and apparatus for sensing nox | Da Yu Wang, Burton W. MacAllister, Jr. | 1994-04-19 |
| 5296424 | System of dielectric ceramic compositions suitable for microwave applications | Da Yu Wang, Burton W. MacAllister, Jr., Joanne Browne, Kazumasa Umeya | 1994-03-22 |
| 5281845 | PTCR device | Da Yu Wang, Thomas Middleton, Burton W. MacAllister, Jr. | 1994-01-25 |
| 5221445 | Method for determining identification and concentration of an atmospheric component | Da Yu Wang, Burton W. MacAllister, Jr. | 1993-06-22 |
| 5217588 | Method and apparatus for sensing NOx | Da Yu Wang, Burton W. MacAllister, Jr. | 1993-06-08 |
| 5100742 | Method and device for gaseous fuel cell operation | Da Yu Wang, Burton W. MacAllister, Jr. | 1992-03-31 |
| 5080765 | Method for determining identification and concentration of an atmospheric component | Da Yu Wang, Burton W. MacAllister, Jr. | 1992-01-14 |
| 5034107 | Method for sensing nitrous oxide | Da Yu Wang, Burton W. MacAllister, Jr. | 1991-07-23 |
| 4897174 | Gas sensing apparatus | Da Yu Wang, Burton W. MacAllister, Jr. | 1990-01-30 |
| 4895812 | Method of making ohmic contact to ferroelectric semiconductors | Da Yu Wang, Burton W. MacAllister, Jr. | 1990-01-23 |
| 4880519 | Gas sensor element | Da Yu Wang, Burton W. MacAllister, Jr. | 1989-11-14 |
| 4547281 | Gas analysis apparatus | Da Yu Wang | 1985-10-15 |