Inventor · Sayama, JP

Masahiro Abe

167Patents
28h-index
181Co-inventors
93Inventor score

Filing activity: Jun 21, 1974 → Apr 6, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US5266526A Method of forming trench buried wiring for semiconductor device Emerging Cross-Sectional Technologies 483 Expired
US5870138A Facial image processing Physics 193 Expired
US4618878A Semiconductor device having a multilayer wiring structure using a polyimide resin Electricity 164 Expired
US5699441A Continuous sign-language recognition apparatus and input apparatus Physics 130 Expired
US5544050A Sign language learning system and method Physics 123 Expired
US5872069A Glass-ceramics for magnetic disc substrate, magnetic disc substrate and magnetic disc Physics 102 Expired
US5887069A Sign recognition apparatus and method and sign translation system using same Physics 100 Expired
US5659764A Sign language generation apparatus and sign language translation apparatus Physics 95 Expired
US5953693A Sign language generation apparatus and sign language translation apparatus Physics 86 Expired
US8143981B2 Input device and electronic apparatus using same Electricity 82 Active
US6270876A Crystallized glass, substrate for magnetic disc, magnetic disc and method of producing crystallized glass Emerging Cross-Sectional Technologies 71 Expired
US4610079A Method of dicing a semiconductor wafer Emerging Cross-Sectional Technologies 70 Expired
US5055906A Semiconductor device having a composite insulating interlayer Electricity 60 Expired
US4520041A Method for forming metallization structure having flat surface on semiconductor substrate Electricity 56 Expired
US6048589A Substrates for magnetic discs, magnetic discs and process for producing magnetic discs Emerging Cross-Sectional Technologies 48 Expired
US5307266A Information processing system and method for processing document by using structured keywords Physics 46 Expired
US6167583A Double side cleaning apparatus for semiconductor substrate Performing Operations; Transporting 46 Expired
US5481454A Sign language/word translation system Physics 39 Expired
US3952183A Sheet counting apparatus Physics 39 Expired
US4017004A Paper money dispensing apparatus Performing Operations; Transporting 38 Expired
US4634496A Method for planarizing the surface of an interlayer insulating film in a semiconductor device Electricity 38 Expired
US5169407A Method of determining end of cleaning of semiconductor manufacturing apparatus Electricity 37 Expired
US5100476A Method and apparatus for cleaning semiconductor devices Electricity 37 Expired
US5473705A Sign language translation system and method that includes analysis of dependence relationships between successive words Physics 34 Expired
US5329596A Automatic clustering method Physics 33 Expired

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