J.P. Sheahan & Associates

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Midland, MI, US

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Patents Grantslast 30 patents

Information Patent Grant
Weatherable monolithic coverings
- Patent number 5,302,457
- Issue date Apr 12, 1994
- J.P. Sheahan & Associates
- James P. Sheahan
- B29 - WORKING OF PLASTICS WORKING OF SUBSTANCES IN A PLASTIC STATE, IN GENERAL
Information Patent Grant
Method of using a fastener to secure a multiple layered roof, to re...
- Patent number 5,193,326
- Issue date Mar 16, 1993
- J.P. Sheahan & Associates
- James P. Sheahan
- E04 - BUILDING
Information Patent Grant
Method for leak detection and non-destructive quality control testi...
- Patent number 5,143,568
- Issue date Sep 1, 1992
- J.P. Sheahan & Associates
- James P. Sheahan
- G01 - MEASURING TESTING