Inventor · Berwick, ME, US

Robert A. Grimmer

17Patents
8h-index
8Co-inventors
61Inventor score

Filing activity: Jul 15, 1986 → Sep 29, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US5389317A Method for molding composite articles including a shaped foam cushion by spraying foamable components Performing Operations; Transporting 55 Expired
US4923657A Method for making plastic parts Performing Operations; Transporting 26 Expired
US5238622A Resinous foam formulation for self-skinning cover material Emerging Cross-Sectional Technologies 20 Expired
US5525284A Process for manufacturing plastic parts Emerging Cross-Sectional Technologies 17 Expired
US4981876A Method for separating and recovering layered plastics joined at an interface Emerging Cross-Sectional Technologies 17 Expired
US5525274A Process for manufacturing plastic microspheres Emerging Cross-Sectional Technologies 12 Expired
US5042725A Method for recovering PVC and urethane foam from automotive interior trim waste Emerging Cross-Sectional Technologies 11 Expired
US6410141B1 Material and process for manufacturing plastic parts Emerging Cross-Sectional Technologies 8 Expired
US4784911A Three-dimensional multi-color plastic parts and method of making same Emerging Cross-Sectional Technologies 8 Expired
US5998030A Material for manufacturing plastic parts Emerging Cross-Sectional Technologies 7 Expired
US5654102A Material for manufacturing plastic parts Emerging Cross-Sectional Technologies 5 Expired
US4936762A Test mold Performing Operations; Transporting 2 Expired
US7425294B2 Plastic skin forming process Performing Operations; Transporting 2 Expired
US7550103B2 Plastic skin forming process Performing Operations; Transporting 1 Expired
US6814915B2 Method for annealing an electrodeposition structure Chemistry; Metallurgy 0 Expired
US7147201B2 Method for annealing an electrodeposition structure Chemistry; Metallurgy 0 Expired
US5043110A Method for testing foam formulations Performing Operations; Transporting 0 Expired

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