Inventor

Isamu Iwami

16Patents
9h-index
21Co-inventors
64Inventor score

Filing activity: Jan 15, 1975 → Dec 10, 1982

Most-cited inventions

PatentTitleAreaCited byStatus
US4572803A Organic rare-earth salt phosphor Chemistry; Metallurgy 77 Expired
US4347326A Foamable glass composition and glass foam Chemistry; Metallurgy 35 Expired
US4060657A Coating compositions Emerging Cross-Sectional Technologies 34 Expired
US4105709A Polyamide compositions Chemistry; Metallurgy 32 Expired
US4444861A Photo sensitive article for electrophotography containing charge transfer material Emerging Cross-Sectional Technologies 19 Expired
US4207113A Inorganic foam and preparation thereof Chemistry; Metallurgy 14 Expired
US3998990A Substrates adhered via ionomer resins Emerging Cross-Sectional Technologies 11 Expired
US4520072A Heterogeneous system photosensitive oxidation sensitizer Emerging Cross-Sectional Technologies 11 Expired
US4443380A Organic europlum salt phosphor Chemistry; Metallurgy 10 Expired
US4410502A Method for manufacture of silicon carbide Chemistry; Metallurgy 9 Expired
US4463162A Polynuclear fused aromatic ring type polymer and preparation thereof Chemistry; Metallurgy 7 Expired
US4396587A Method for manufacture of silicon nitride Chemistry; Metallurgy 7 Expired
US4226908A Water repellent inorganic foam and method for producing the same Emerging Cross-Sectional Technologies 5 Expired
US4444860A Layered persistent photoconductive element comprises pigment layer and polymer layer containing polyvinyl carbazole Physics 5 Expired
US4156618A Process for separating ketoses and aldoses Chemistry; Metallurgy 4 Expired
US4429171A Method for manufacture of orthomethylated phenol compounds Emerging Cross-Sectional Technologies 3 Expired

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