Masahiro Murakami
97Patents
11h-index
135Co-inventors
81Inventor score
Filing activity: Apr 17, 1974 → Sep 27, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6665553B2 | Biomagnetic field measuring apparatus using squid magnetometers for evaluating a rotational property of a current in a subject | Human Necessities | 70 | Expired |
| US4563074A | Engagement mechanism for a developing means in electrostatic copying machine | Physics | 31 | Expired |
| US8179678B2 | Electronic component module | Electricity | 27 | Active |
| US5550637A | Power-saving printer which controls fixing device based on print data presence | Physics | 16 | Expired |
| US6890547B1 | Glycyrrhizin preparations for transmucosal absorption | Human Necessities | 15 | Expired |
| US6749767B2 | Powder for high strength dust core, high strength dust core and method for making same | Electricity | 14 | Expired |
| US7652119B2 | Curable composition | Chemistry; Metallurgy | 13 | Expired |
| US7340289B2 | Biomagnetic field measuring apparatus | Human Necessities | 13 | Expired |
| US6949926B2 | Biomagnetic measurement apparatus | Human Necessities | 12 | Expired |
| US4861017A | Paper-feeding device | Physics | 12 | Expired |
| US3961694A | Roller device | Performing Operations; Transporting | 11 | Expired |
| US4347421A | Automatic pipe circumference welding apparatus | Performing Operations; Transporting | 11 | Expired |
| US5257035A | Perfecting printer and method for controlling double-face printing operation thereof | Performing Operations; Transporting | 10 | Expired |
| US5525293A | Powder metallurgical binder and powder metallurgical mixed powder | Performing Operations; Transporting | 10 | Expired |
| US4970661A | Perfecting printer and method for controlling double-face printing operation thereof | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5286275A | Powder mixture for powder metallurgy and binder therefor | Performing Operations; Transporting | 9 | Expired |
| US4181424A | Method of and means for synchronously transferring original and copying paper for electrostatic photoduplication | Performing Operations; Transporting | 8 | Expired |
| US8298630B2 | Polycarbonate resin film and manufacturing process thereof | Emerging Cross-Sectional Technologies | 8 | Active |
| US4607943A | Control circuit for an electrostatic copying apparatus | Physics | 8 | Expired |
| US7237105B2 | Startup system and method using boot code | Physics | 8 | Expired |
| US4469428A | Corona discharging apparatus used in an electrostatic photographic copying machine | Physics | 7 | Expired |
| US4915370A | Paper feeding device | Physics | 7 | Expired |
| US5473735A | Page printer | Physics | 6 | Expired |
| USD309631S | Sorter | General | 6 | Expired |
| US5432401A | Correcting coil of deflection yoke | Electricity | 5 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.