David C. Oliva

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Chicago, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
Traffic information warning system with single modulated carrier
- Patent number 6,236,336
- Issue date May 22, 2001
- Cobra Electronics Corp.
- David C. Oliva
- G08 - SIGNALLING
Information Patent Grant
Electromagnetic signal detector with mute feature
- Patent number 6,078,279
- Issue date Jun 20, 2000
- Cobra Electronics
- David Carter Oliva
- G01 - MEASURING TESTING
Information Patent Grant
Noiseless radar detector
- Patent number 5,784,021
- Issue date Jul 21, 1998
- Cobra Electronics Corporation
- David C. Oliva
- G01 - MEASURING TESTING
Information Patent Grant
Combined motion detector/transmitter for a traffic information warn...
- Patent number 5,612,685
- Issue date Mar 18, 1997
- Cobra Electronics Corp.
- David C. Oliva
- G08 - SIGNALLING
Information Patent Grant
Traffic information warning system
- Patent number 5,594,432
- Issue date Jan 14, 1997
- Cobra Electronics Corp.
- David C. Oliva
- G08 - SIGNALLING
Information Patent Grant
Traffic information warning system
- Patent number 5,497,148
- Issue date Mar 5, 1996
- Cobra Electronics Corporation
- David C. Oliva
- G08 - SIGNALLING