Eiji Nakamura
109Patents
15h-index
140Co-inventors
89Inventor score
Filing activity: Apr 9, 1985 → Apr 6, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6211681A | Apparatus for diagnosing electric power source while power is supplied to load device from the power source | Emerging Cross-Sectional Technologies | 63 | Expired |
| US5652045A | Coated tungsten carbide-based cemented carbide blade member | Emerging Cross-Sectional Technologies | 51 | Expired |
| US4684448A | Process of producing neodymium-iron alloy | Chemistry; Metallurgy | 31 | Expired |
| US6565957B2 | Coated cutting tool | Emerging Cross-Sectional Technologies | 31 | Expired |
| US4626079A | Dark field illumination apparatus for epi-illumination system | Physics | 29 | Expired |
| US4746568A | Heat-resistant coating composition and heat-resistant coat | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6426137B1 | Coated cemented carbide cutting tool member | Emerging Cross-Sectional Technologies | 23 | Expired |
| US5770261A | Method of manufacturing coated cutting tool and coated cutting tool made from | Chemistry; Metallurgy | 23 | Expired |
| US6199670A | Electric brake apparatus for controlling a current provided to a brake motor | Performing Operations; Transporting | 21 | Expired |
| US6957870B2 | Braking pressure control apparatus capable of switching between two brake operating states using power-operated and manually operated pressure sources, respectively | Performing Operations; Transporting | 21 | Expired |
| US5985427A | Coated carbide alloy cutting member exhibiting excellent resistance against chipping | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6354672B1 | Braking system wherein brake cylinder is communicated with pedal-operated pressure source upon failure of pump-operated pressure source | Emerging Cross-Sectional Technologies | 20 | Expired |
| US4783245A | Process and apparatus for producing alloy containing terbium and/or gadolinium | Chemistry; Metallurgy | 17 | Expired |
| US4651164A | Thermal print head | Performing Operations; Transporting | 17 | Expired |
| US7597511B2 | Surface-coated cutting tool with hard coating layer having excellent abrasion resistance | Emerging Cross-Sectional Technologies | 15 | Active |
| US6494545B2 | Apparatus for diagnosing accumulator based on fluid pressure in its fluid-tightly sealed state | Emerging Cross-Sectional Technologies | 14 | Expired |
| US6472461B1 | Rubber composition for tires and pneumatic tire | Chemistry; Metallurgy | 14 | Expired |
| US6095217A | Pneumatic tire including cap layer and base layer | Emerging Cross-Sectional Technologies | 13 | Expired |
| US5103298A | Error correction method and circuit for nonlinear quantization circuit | Electricity | 13 | Expired |
| US10956806B2 | Efficient assembly of oligonucleotides for nucleic acid based data storage | Chemistry; Metallurgy | 13 | Active |
| US6071601A | Coated cutting tool member | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7442433B2 | Surface-coated cermet cutting tool with hard coating layer exhibiting excellent chipping resistance in high-speed intermittent cutting | Emerging Cross-Sectional Technologies | 12 | Active |
| US7540572B2 | Failure detecting apparatus | Performing Operations; Transporting | 12 | Active |
| US4747924A | Apparatus for producing neodymium-iron alloy | Chemistry; Metallurgy | 11 | Expired |
| US8894159B2 | Brake controlling device | Performing Operations; Transporting | 10 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.