RK

Ralph Kirby

WH W.P. Hickman: 7 patents #2 of 25Top 8%
Overall (All Time): #766,022 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5414965 Roof edge anchoring devices for building structures Tommy D. Kelley, Mark D. Braine, Gregory Henson, John B. Hickman, William C. Roberts +1 more 1995-05-16
5272846 Roof edge anchoring devices for foam roofing Tommy D. Kelley, Kevin D. Rogers, Mark D. Braine, Donald W. Schultz, Richard G. Tuttle +1 more 1993-12-28
5251411 Roof edge anchoring devices for building structures Tommy D. Kelley, Mark D. Braine, Gregory Henson, John B. Hickman, William C. Roberts +1 more 1993-10-12
5230192 Ventilated roofing system William C. Webb, Richard G. Tuttle, Donald W. Schultz, John B. Hickman, Nelson M. Ferg +1 more 1993-07-27
5189853 Edge sealing devices for building structures Mark D. Braine, Donald W. Schultz, Richard G. Tuttle, John B. Hickman 1993-03-02
5123208 Reglet assembly with snap-on flashing Donald W. Schultz, John B. Hickman, Mark D. Braine, Richard G. Tuttle 1992-06-23
4964248 Coping assembly for a non-uniform parapet wall Mark D. Braine, Donald W. Schultz, Richard G. Tuttle, Nelson M. Ferg, John B. Hickman +1 more 1990-10-23