WJ

William F. Barham, Jr.

BF Bridgestone Firestone: 4 patents #43 of 276Top 20%
FC Firestone Building Products Company: 3 patents #20 of 68Top 30%
BP Bfs Diversified Products: 1 patents #35 of 69Top 55%
📍 Hope, AR: #2 of 63 inventorsTop 4%
🗺 Arkansas: #471 of 5,804 inventorsTop 9%
Overall (All Time): #644,088 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
9802391 Non-black rubber membranes Hao Wang, James A. Davis 2017-10-31
8791193 Non-black rubber membranes Hao Wang, James A. Davis 2014-07-29
8367760 Non-black rubber membranes Hao Wang, James A. Davis 2013-02-05
6632509 Fire retardant EPDM roofing membrane compositons for use on high-sloped roofs James A. Davis, Gregory A. Brandt 2003-10-14
5703154 Premolded pipe flashing compositions James A. Davis, William Wasitis 1997-12-30
5700538 Mineral filled EPDM membrane compositions with improved adhesion performance James A. Davis, Jeffrey W. Henegar 1997-12-23
5468550 EPDM roofing membrane with improved burn resistivity James A. Davis, Edward G. Kane, Brian S. Alexander 1995-11-21
5407989 Green strength promoters for EPDM/EPM compositions James A. Davis, Brian S. Alexander 1995-04-18