Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025
WS

William L. Schaefer

PIPpg Industries: 7 patents #143 of 1,216Top 15%
FIFiggie Inernational: 6 patents #5 of 147Top 4%
FIFel-Pro Incorporated: 1 patents #21 of 64Top 35%
POPpg Industries Ohio: 1 patents #741 of 1,316Top 60%
Shell Oil Compny: 1 patents #2,223 of 4,423Top 55%
Butler, PA: #10 of 347 inventorsTop 3%
Pennsylvania: #4,539 of 74,527 inventorsTop 7%
Overall (All Time): #301,976 of 4,157,543Top 8%
16 Patents All Time

Issued Patents All Time

Showing 1–16 of 16 patents

Patent #TitleCo-InventorsDate
6845698 Systems and methods for severing elongated material Timothy S. McAbee, Songhao Wang 2005-01-25
6284133 Bio aerator LeRoy Bealer 2001-09-04
5797557 Apparatus, systems and methods for transporting a cylindrical package Songhao Wang 1998-08-25
D335945 Warm-up suit David B. Aubuchon, Karen J. Riebel 1993-06-01
D335205 Warm-up suit David B. Aubuchon, Karen J. Riebel 1993-05-04
D335203 Warm-up suit David B. Aubuchon, Karen J. Riebel 1993-05-04
D335204 Warm-up suit David B. Aubuchon, Karen J. Riebel 1993-05-04
D333374 Warm-up suit David B. Aubuchon, Karen J. Riebel 1993-02-23
5184909 Dispenser for sealants with specific bristle arrangement 1993-02-09
D332686 Warm-up suit David B. Aubuchon, Karen J. Riebel 1993-01-26
4964891 Programmably controlled fiber glass strand feeders and improved methods for making glass fiber mats 1990-10-23
4955999 Stationary strand deflector for continuous strand manufacture Walter J. Reese 1990-09-11
4735642 Hollow glass fiber bushing assembly Thomas H. Jensen, Eugene J. Palamara 1988-04-05
4704149 Hollow fiber bushing tip Eugene J. Palamara 1987-11-03
4591371 Glass fiber forming bushing construction 1986-05-27
4566888 Bushing construction 1986-01-28