Inventor · Grove City, OH, US

Roger W. Smith

26Patents
14h-index
36Co-inventors
81Inventor score

Filing activity: Nov 8, 1974 → Jul 15, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5482375A Tubular plastic end stops bonded to plastic zipper Emerging Cross-Sectional Technologies 218 Expired
US5283932A Flexible plastic zipper slider with rigidizing structure for assembly with profiled plastic zipper Emerging Cross-Sectional Technologies 150 Expired
US5301394A Plastic reclosable fastener with slider detent lock for locking slider in closed position Emerging Cross-Sectional Technologies 138 Expired
US5301395A Plastic reclosable fastener with structure for restraining slider in closed position and for facilitating reopening fastener Emerging Cross-Sectional Technologies 134 Expired
US5405478A Tubular plastic end stops bonded to plastic zipper Emerging Cross-Sectional Technologies 133 Expired
US5442838A Rolling action zipper profile and slider Emerging Cross-Sectional Technologies 122 Expired
US5426830A Axial assembly of multi-part slider on zipper Emerging Cross-Sectional Technologies 89 Expired
US3945286A Portable radial arm saw Emerging Cross-Sectional Technologies 80 Expired
US7360999B2 Means for using single force sensor to supply all necessary information for determination of status of medical pump Human Necessities 61 Expired
US5882342A Safety medical syringe with retractable needle Human Necessities 58 Expired
US5624522A Method for applying granules to strip asphaltic roofing material to form variegated shingles Emerging Cross-Sectional Technologies 30 Expired
US5987756A Head and head assembly for a string trimmer Human Necessities 29 Expired
US7784608B2 Contact lens packages Performing Operations; Transporting 17 Active
USD408247S Housing for an electric chainsaw General 17 Expired
US7699161B2 Ophthalmic lens package with internal drainage member Performing Operations; Transporting 14 Expired
US5982456A Digital video switcher including a general purpose processor and a control processor Electricity 12 Expired
USD408700S Housing for an electric chainsaw General 11 Expired
US8281920B2 Contact lens packages Performing Operations; Transporting 11 Active
US7789223B2 Interconnecting contact lens package Performing Operations; Transporting 10 Active
USD476414S1 Pump cassette General 10 Expired
USD408246S Housing for a battery operated chainsaw General 8 Expired
US4325679A Oil pump for hermetic compressor Emerging Cross-Sectional Technologies 8 Expired
US9146823B2 Techniques for testing enclosure management controller using backplane initiator Physics 5 Active
US5370079A Container and method for transporting laboratory animals Human Necessities 2 Expired
US9363468B2 Vehicle video display system Physics 2 Active

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