Inventor · Granger, IN, US

David Lewin

9Patents
3h-index
4Co-inventors
50Inventor score

Filing activity: Apr 1, 1983 → Sep 6, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US6446750B1 Process for filling a muffler shell with fibrous material Mechanical Engineering; Lighting; Heating 16 Expired
US6370747B1 Method and apparatus for the bulk collection of texturized strand Textiles; Paper 8 Expired
US4716080A Size composition Emerging Cross-Sectional Technologies 4 Expired
US4645090A Baking utensils Human Necessities 3 Expired
US4434946A Strand guide for packaging apparatus Performing Operations; Transporting 3 Expired
US4694034A Size composition Chemistry; Metallurgy 2 Expired
US7624867B2 Method and apparatus for the bulk collection of texturized strand Textiles; Paper 1 Expired
US4886536A Method of using evenly distributed air flow to condition glass filaments prior to application of sizing Chemistry; Metallurgy 1 Expired
US12417438B2 System for workforce talent discovery, tracking and development Physics 0 Active

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