Joseph V. Chatigny

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Wayne, PA, US

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Patents Grantslast 30 patents

Information Patent Grant
Traffic sensor having piezoelectric sensors which distinguish lanes
- Patent number 5,486,820
- Issue date Jan 23, 1996
- The Whitaker Corporation
- Joseph V. Chatigny
- G08 - SIGNALLING
Information Patent Grant
Penetration sensor
- Patent number 4,954,811
- Issue date Sep 4, 1990
- Pennwalt Corporation
- Joseph V. Chatigny
- G08 - SIGNALLING