Inventor · Tokyo, JP

Shiro Yamada

33Patents
11h-index
50Co-inventors
78Inventor score

Filing activity: May 28, 1975 → Jun 9, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US4378019A Hair implanting appliance Human Necessities 28 Expired
US4004592A Artificial hair implanting method Emerging Cross-Sectional Technologies 28 Expired
US4479291A Hair implanting appliance Human Necessities 25 Expired
US4751927A Hair implantation method and device Human Necessities 24 Expired
US4922650A System for manufacturing solid medium Human Necessities 24 Expired
US4588408A Treated hair for implantation Human Necessities 19 Expired
US7876223B2 RFID tag information communicating apparatus Physics 18 Active
US5496119A Tape printer having a display Performing Operations; Transporting 18 Expired
US5609424A Tape-shaped label producing device having input instructing messages Performing Operations; Transporting 17 Expired
US5800545A Artificial hair for implantation and process for producing the same Human Necessities 16 Expired
US4072114A Contour tracing sewing machine Textiles; Paper 12 Expired
US5005518A Artificial hair for hair-implantation and preparation process and preparation apparatus thereof Human Necessities 10 Expired
US4907173A Word processor Physics 10 Expired
US7994917B2 Apparatus for fixing RFID tags Physics 9 Active
US5649775A Tape printing apparatus Physics 9 Expired
US6474344B2 Artificial hair for implantation and process for producing the artificial hair Human Necessities 8 Expired
US4897804A Data processing device with screen seperated into line format area and data display area Physics 7 Expired
US4032685A Artificial hair Emerging Cross-Sectional Technologies 7 Expired
US7683784B2 Apparatus for communication with a radio-frequency tag, radio-frequency tag, radio-frequency communication system, and radio-frequency communication method Electricity 7 Active
US5005596A Artificial hair for hair-implantation and preparation process Human Necessities 7 Expired
US4834119A Artificial hair for hair implantation and method of preparation Performing Operations; Transporting 6 Expired
US4944751A Matted (delustered) artificial hair and method of preparation thereof Human Necessities 5 Expired
US4880428A Matted (delustered) artificial hair Textiles; Paper 4 Expired
US5026287A Three-dimensional constellation model and construction kit thereof Physics 4 Expired
US4996640A Data processing system Physics 4 Expired

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