David P. Groppi

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Mt. Prospect, IL, US

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Patents Grantslast 30 patents

Information Patent Grant
System of electronic laminates with improved registration properties
- Patent number 5,464,658
- Issue date Nov 7, 1995
- AlliedSignal Inc.
- Donald E. Yuhas
- D03 - WEAVING
Information Patent Grant
System of electronic laminates with improved registration properties
- Patent number 5,350,621
- Issue date Sep 27, 1994
- Allied-Signal Inc.
- Donald E. Yuhas
- D03 - WEAVING
Information Patent Grant
Fiber-reinforced glass composite for protecting polymeric substrates
- Patent number 5,244,720
- Issue date Sep 14, 1993
- Allied-Signal Inc.
- Roger Y. Leung
- C03 - GLASS MINERAL OR SLAG WOOL