Inventor · Grand Haven, MI, US

David Powell

15Patents
10h-index
13Co-inventors
69Inventor score

Filing activity: May 24, 1982 → Oct 2, 2018

Most-cited inventions

PatentTitleAreaCited byStatus
US4453346A Adjustable wall jamb for shower door Human Necessities 78 Expired
US6695368B1 Bumper mount forming corner on end of beam Performing Operations; Transporting 46 Expired
US6672635B2 Bumper with integrated foam and non-foam components Emerging Cross-Sectional Technologies 45 Expired
US6644701B2 Bumper energy absorber with foam and non-foam pieces Performing Operations; Transporting 32 Expired
US5607415A Flexible absorbent article Emerging Cross-Sectional Technologies 26 Expired
US7172227B2 Bumper system with energy absorber Emerging Cross-Sectional Technologies 19 Expired
US7665250B2 System for construction of a compression structure with corner blocks, key blocks, and corner block supports Fixed Constructions 16 Active
US7052056B2 Bumper system with energy absorber Emerging Cross-Sectional Technologies 16 Expired
US6886873B2 Bumper beam with crush initiating apertures Performing Operations; Transporting 12 Expired
US7340833B2 Bumper system with energy absorber Emerging Cross-Sectional Technologies 11 Active
US8019554B2 Predictive indicator model Physics 8 Active
US4872265A Trimmer attachment Human Necessities 4 Expired
US5665186A Method of making a flexible absorbent article with formed moisture barrier Emerging Cross-Sectional Technologies 3 Expired
US10494771B1 Precast park refuge construction method and apparatus Emerging Cross-Sectional Technologies 1 Active
US10718509B2 Light fixture and directional assistive listening device Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.