Hideki Nakagawa
43Patents
9h-index
86Co-inventors
78Inventor score
Filing activity: Jul 12, 1976 → May 19, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6320009A | Polypropylene resin composition and injection-molded article | Chemistry; Metallurgy | 39 | Expired |
| US6350828B1 | Polypropylene resin composition and use thereof | Chemistry; Metallurgy | 31 | Expired |
| US6784956B2 | Reflective type liquid crystal display device | Physics | 25 | Expired |
| US6235356A | Resin composition for building materials and insulating glass | Emerging Cross-Sectional Technologies | 19 | Expired |
| US6980189B2 | Liquid crystal display | Physics | 16 | Expired |
| US6759475B2 | Resin composition based on crystalline polypropylene | Chemistry; Metallurgy | 15 | Expired |
| US5727151A | Message control system specifying message storage buffer for data communication system with general purpose and arbitrary form buffers | Physics | 12 | Expired |
| US7148936B1 | Color-separation/synthesis optical system with particular cut-off wavelengths and emission-side polarizer and projection type liquid crystal display device using the same | Electricity | 9 | Expired |
| US7209103B2 | Liquid crystal projector | Physics | 9 | Expired |
| US5767174A | Vinyl chloride resin composition | Chemistry; Metallurgy | 8 | Expired |
| USD802430S1 | Packaging container | General | 8 | Active |
| US6952246B2 | Reflective type liquid crystal display device | Physics | 7 | Expired |
| US7943249B2 | Liquid composition, process for its production and process for producing membrane-electrode assembly for polymer electrolyte fuel cells | Emerging Cross-Sectional Technologies | 7 | Active |
| US8519320B2 | Optical sensor circuit or array including optical sensor element having a light dependent variable resistance element | Electricity | 6 | Active |
| USD816510S1 | Packaging container | General | 6 | Active |
| USD698253S1 | Packaging container | General | 6 | Active |
| USD774923S1 | Container | General | 6 | Active |
| US8546004B2 | Liquid composition, process for its production and process for producing membrane-electrode assembly for polymer electrolyte fuel cells | Emerging Cross-Sectional Technologies | 4 | Active |
| US6995204B2 | Thermoplastic resin composition | Chemistry; Metallurgy | 4 | Expired |
| US7978162B2 | Liquid crystal display | Physics | 4 | Active |
| US4104232A | Halogen-containing resin composition | Chemistry; Metallurgy | 4 | Expired |
| US10352431B2 | Transmission case | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US7498283B2 | Glass powder and resin composition comprising it | Chemistry; Metallurgy | 3 | Active |
| US7838170B2 | Membrane/electrode assembly with multilayered cathode catalyst for polymer electrolyte fuel cells | Emerging Cross-Sectional Technologies | 3 | Active |
| US9523417B2 | Vehicle power transmission device | Mechanical Engineering; Lighting; Heating | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.