Masahiro Sato
320Patents
17h-index
427Co-inventors
89Inventor score
Filing activity: Jun 26, 1979 → Jun 3, 2024
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6625845B2 | Cyclonic vacuum cleaner | Emerging Cross-Sectional Technologies | 213 | Expired |
| US6310116A | Molded polymer article having a hydrophilic surface and process for producing the same | Chemistry; Metallurgy | 100 | Expired |
| US6402619B1 | Method for displaying a shoot of a character in a video game, storage medium for storing a video game program, and video game device | Human Necessities | 98 | Expired |
| US5587769A | Image forming apparatus allowing simple replacement of intermediate transfer member and easy maintenance and handling of paper jams | Physics | 67 | Expired |
| US5318482A | Chain guide having improved arm-shoe attachment feature | Mechanical Engineering; Lighting; Heating | 59 | Expired |
| US6970674B2 | Belt transporting device and image forming apparatus using the same | Physics | 48 | Expired |
| US6037521A | Transgenic mouse expressing an .beta.-Amyloid transgene | Human Necessities | 39 | Expired |
| US7058501B2 | Control apparatus for controlling a plant by using a delta-sigma modulation | Mechanical Engineering; Lighting; Heating | 37 | Expired |
| US5595899A | Methods of introducing foreign DNA into cells | Chemistry; Metallurgy | 36 | Expired |
| US6581370B2 | Failure determination device for humidity sensor and control system for exhaust passage changeover valve | Emerging Cross-Sectional Technologies | 28 | Expired |
| US8491976B2 | Laminate, package, packaging sheet, packaging material, label and container | Emerging Cross-Sectional Technologies | 27 | Active |
| US6848420B2 | Control system for throttle valve actuating device | Mechanical Engineering; Lighting; Heating | 25 | Expired |
| US4915188A | Storage compartment for a motorcycle | Performing Operations; Transporting | 23 | Expired |
| US4369405A | Rotational position detecting apparatus | Physics | 22 | Expired |
| US6334425B1 | Air/fuel ratio control system for internal combustion engine | Mechanical Engineering; Lighting; Heating | 20 | Expired |
| US4262526A | Rotational position detecting apparatus | Physics | 19 | Expired |
| US4970197A | Oxide superconductor | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4920085A | Silicon nitride sintered body and process for preparation thereof | Chemistry; Metallurgy | 17 | Expired |
| US6477830B2 | Fault determining apparatus for exhaust passage switching valve | Emerging Cross-Sectional Technologies | 17 | Expired |
| US5768967A | Slide bar mounting mechanism in slide-type circular saw and method of mounting slide bars | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5608309A | Vehicle-use alternating current generator control system | Emerging Cross-Sectional Technologies | 16 | Expired |
| US6077181A | Plate for a silent chain having a protruding portion for reducing the noise generated when the plate engages a sprocket | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US5460031A | Knocking detection method for internal combustion engines and ignition timing control method therefor | Physics | 16 | Expired |
| US5093311A | Oxide superconductor cable and method of producing the same | Emerging Cross-Sectional Technologies | 15 | Expired |
| US5802427A | Image forming apparatus having means to disable a drive force when an apparatus cover is opened | Physics | 15 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.