Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11808616 | Acoustic array liquid level sensor | Terence J. Knowles | 2023-11-07 |
| 11714176 | Helical acoustic liquid level sensor | Terence J. Knowles | 2023-08-01 |
| 11320939 | Touch sensor with multiple modes of operation, increased reliability and ease of integration | Terence J. Knowles | 2022-05-03 |
| 10551238 | Ultrasonic level sensor for aerated fluids | Terence J. Knowles, Brian J. Truesdale, Kenneth A. Albrecht | 2020-02-04 |
| 9880044 | Acoustic array sensor | Terence J. Knowles | 2018-01-30 |
| 8833157 | Ultrasonic flow sensor for detecting liquid in a tube including intermediate plates mounted to the tube for mounting ultrasonic transducers | Kenneth A. Albrecht | 2014-09-16 |
| 7812269 | Acoustic wave touch detection circuit and method | Terence J. Knowles, Wayne J. Wehrer, Chris Kalmus | 2010-10-12 |
| 7511704 | Acoustic wave touch bar system and method of use | Terence J. Knowles, Wayne J. Wehrer | 2009-03-31 |
| 7463249 | Acoustic wave touch actuated switch with feedback | Terence J. Knowles | 2008-12-09 |
| 7307627 | Individual acoustic wave switch | Terence J. Knowles | 2007-12-11 |
| 7265746 | Acoustic wave touch detection circuit and method | Terence J. Knowles, Wayne J. Wehrer, Chris Kalmus | 2007-09-04 |
| 7106310 | Acoustic wave touch actuated switch | Terence J. Knowles, Chris Kalmus | 2006-09-12 |
| 5856820 | Laminated acoustic wave touch panel | David G. Weigers | 1999-01-05 |
| 5648643 | Acoustic wave touch panel with inlayed, etched arrays and method of making the panel | Terence J. Knowles | 1997-07-15 |