Inventor · Hamilton Square, NJ, US

William J. Blatherwick

21Patents
12h-index
8Co-inventors
63Inventor score

Filing activity: Jan 26, 1983 → May 30, 1986

Most-cited inventions

PatentTitleAreaCited byStatus
USD287877S Dental syringe General 100 Expired
USD289974S Packaging container for bottles General 48 Expired
US4693684A Ratchet type dispenser for dental materials Performing Operations; Transporting 33 Expired
USD287821S Packaging container for a bottle or the like General 28 Expired
USD288234S Combined container and display case for dental articles General 19 Expired
USD287876S Single dose cartridge for dental composite material General 16 Expired
USD288606S Hinged container for a dental composite system General 16 Expired
US4708650A Direct delivery system for dental materials Human Necessities 15 Expired
USD281719S Dental composite unit dose container with attached mixing stick General 15 Expired
USD288481S Hinged container for syringes General 14 Expired
USD288482S Combined container and display case for dental bottles General 13 Expired
USD286750S Bottle General 12 Expired
USD282279S Hinged container with component inserts General 11 Expired
USD281813S Dental composite unit dose container with breakaway mixing stick General 9 Expired
USD282280S Hinged container with component inserts General 7 Expired
USD288233S Container for a shade guide and dental syringes General 4 Expired
USD297566S Direct delivery unit for application of dental materials or the like General 2 Expired
USD287874S Combined holder and dispenser for dental composite material cartridge General 2 Expired
USD287875S Combined holder and dispenser for dental composite material cartridge General 1 Expired
USD297457S Direct delivery unit for application of dental materials or the like General 1 Expired
US4502611A Amalgam dispensing device Human Necessities 0 Expired

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