Park; Kyung T.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Park; Kyung T..The latest application filed is for "proximity sensor utilizing polymer piezoelectric film".
- Park; Kyung T. - Berwyn PA
- Park; Kyung T. - Upper Darby PA
| Patent | Date |
|---|---|
| Proximity sensor utilizing polymer piezoelectric film Grant 5,515,341 - Toda , et al. May 7, 1 | 1996-05-07 |
| Proximity sensor utilizing polymer piezoelectric film with protective metal layer Grant 5,495,137 - Park , et al. February 27, 1 | 1996-02-27 |
| Short distance ultrasonic distance meter Grant 5,483,501 - Park , et al. January 9, 1 | 1996-01-09 |
| Ultrasonic distance meter Grant 5,442,592 - Toda , et al. August 15, 1 | 1995-08-15 |
| Penetration detection system Grant 5,424,716 - Park June 13, 1 | 1995-06-13 |
| Piezoelectric snap action switch Grant 5,315,204 - Park May 24, 1 | 1994-05-24 |
| Electroacoustic novelties Grant 5,309,519 - Park , et al. * May 3, 1 | 1994-05-03 |
| Device for detecting air flow through a passageway Grant 5,201,322 - Henry , et al. April 13, 1 | 1993-04-13 |
| Electroacoustic novelties Grant 5,115,472 - Park , et al. May 19, 1 | 1992-05-19 |
| Piezofilm impact detector with pyro effect elimination Grant 5,089,741 - Park , et al. February 18, 1 | 1992-02-18 |
| Piezoelectric transducer array Grant 4,975,616 - Park December 4, 1 | 1990-12-04 |
| Device for measuring the speed of a moving object Grant 4,959,807 - Thomspon , et al. September 25, 1 | 1990-09-25 |
| Electrostatic image display apparatus Grant 4,931,019 - Park June 5, 1 | 1990-06-05 |
| Method and apparatus for measuring stimuli applied to a piezoelectric transducer Grant 4,807,482 - Park , et al. February 28, 1 | 1989-02-28 |
| Photoelectric-piezoelectric velocity and impact sensor Grant 4,770,527 - Park September 13, 1 | 1988-09-13 |
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