Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11819442 | Orthotic clubfoot device and method | — | 2023-11-21 |
| 10900928 | Gas sensor | Karl R. Wolf, Jr. | 2021-01-26 |
| 10468697 | Alcohol detecting fuel cell | Karl R. Wolf, Jr. | 2019-11-05 |
| 10090542 | Method of compressing fuel cell electrodes, resultant fuel cell, and a housing for the fuel cell which utilizes electrolyte reservoirs | Karl R. Wolf, Jr. | 2018-10-02 |
| 9945805 | Fuel cell for use in an alcohol breath tester | Karl R. Wolf, Jr. | 2018-04-17 |
| 9453834 | Method of compressing fuel cell electrodes, resultant fuel cell, and a housing for the fuel cell which utilizes electrolyte reservoirs | Karl R. Wolf, Jr. | 2016-09-27 |
| 9057691 | Fuel cell housing for use in an alcohol breath tester | Karl R. Wolf, Jr. | 2015-06-16 |
| 9038436 | Fuel cell for use in an alcohol breath tester | Karl R. Wolf, Jr. | 2015-05-26 |
| 7749169 | Handheld breath tester housing and mouthpiece | David J. Bayer, M. Rankine Forrester | 2010-07-06 |