Inventor · disambiguated record
Donald E. Lehmer
Also filed as: LEHMER DONALD E
8 granted patents·824 citations·filing 1985–1993
91Inventor score
Top patents by PatentIndex Score
8 records- 0197US4983901ADigital electronic foot control for medical apparatus and the likeALLERGAN INC·Filed 1989·Granted Jan 8, 1991·451 cites·25 claims
- 0269US5392653APressure transducer magnetically-coupled interface complementing minimal diaphragm movement during operationALLERGAN INC·Filed 1993·Granted Feb 28, 1995·136 cites·15 claims
- 0362US5220361AGaze tracking for field analyzerALLERGAN HUMPHREY·Filed 1991·Granted Jun 15, 1993·113 cites·33 claims
- 0447US4675736ASuperimposed analog video image on plotted digital field tester displayHUMPHREY INSTRUMENTS INC·Filed 1985·Granted Jun 23, 1987·31 cites·16 claims
- 0542US4739410ASuperimposed analog video image on plotted digital field tester displayHUMPHREY INSTRUMENTS INC·Filed 1986·Granted Apr 19, 1988·7 cites·4 claims
- 0641US5387180AUltrasonic frequency synthesizer for phaco surgeryALLERGAN INC·Filed 1993·Granted Feb 7, 1995·32 cites·17 claims
- 0740US4793345AHigh voltage protection circuit for ultrasonic cataract removerLEHMER DONALD E·Filed 1987·Granted Dec 27, 1988·26 cites·3 claims
- 0839US5491757AField tester gaze tracking using content addressable memories to improve image data analysis speedHUMPHREY INSTRUMENTS INC·Filed 1993·Granted Feb 13, 1996·28 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →