Inventor · Concord, NH, US

William D. Varnell

7Patents
3h-index
15Co-inventors
54Inventor score

Filing activity: Jun 6, 1986 → Mar 5, 2012

Most-cited inventions

PatentTitleAreaCited byStatus
US5142151A Method for measuring degree of cure of resin in a composite material and process for making the same Electricity 22 Expired
US4665154A Homogeneous thermoset copolymer from poly (vinyl benzyl ether) and dicyanate ester Emerging Cross-Sectional Technologies 16 Expired
US8217087B1 Aerogel with reduced dust, static charge, and having reduced fluidity when in granular form Chemistry; Metallurgy 6 Active
US7687556B2 Flame retardant compositions Electricity 2 Active
US8129456B2 Flame retardant compositions with a phosphorated compound Electricity 2 Active
US4806596A Homogeneous thermoset copolymers Emerging Cross-Sectional Technologies 0 Expired
US8697864B2 Flame retardant compositions with a phosphorated compound Electricity 0 Active

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