Growing community of inventors

Allison Park, PA, United States of America

M Lisa Perrine

Average Co-Inventor Count = 2.16

ph-index = 4

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 46

M Lisa PerrineRoy E Dean (3 patents)M Lisa PerrineTruman F Wilt (2 patents)M Lisa PerrineJohn E Schwendeman (2 patents)M Lisa PerrineMichael J Ziegler (2 patents)M Lisa PerrineMichael Allen Mayo (1 patent)M Lisa PerrineEdward R Coleridge (1 patent)M Lisa PerrineShawn Allen DeSaw (1 patent)M Lisa PerrineWilliam B Gansman (1 patent)M Lisa PerrineM Lisa Perrine (7 patents)Roy E DeanRoy E Dean (13 patents)Truman F WiltTruman F Wilt (47 patents)John E SchwendemanJohn E Schwendeman (14 patents)Michael J ZieglerMichael J Ziegler (13 patents)Michael Allen MayoMichael Allen Mayo (42 patents)Edward R ColeridgeEdward R Coleridge (26 patents)Shawn Allen DeSawShawn Allen DeSaw (13 patents)William B GansmanWilliam B Gansman (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ppg Industries Ohio, Inc. (7 from 1,743 patents)


7 patents:

1. 8138262 - Waterborne, radiation-curable coating compositions and related methods

2. 8017718 - Vinyl ethers and compositions containing them

3. 7411033 - Vinyl ethers and compositions containing them

4. 7390559 - Multilayer coating system

5. 7019041 - Radiation-curable compositions containing alternating copolymers of isobutylene-type monomers

6. 6833186 - Mineral-filled coatings having enhanced abrasion resistance and wear clarity and methods for using the same

7. 6794055 - Alkyd-based free radical cured wood stains

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1/4/2026
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