Koichi Nishimura
132Patents
17h-index
171Co-inventors
89Inventor score
Filing activity: Aug 3, 1976 → Mar 31, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6684659B1 | Refrigerator and defrosting heater | Mechanical Engineering; Lighting; Heating | 450 | Expired |
| US5935257A | Skew-reduction circuit and semiconductor device | Electricity | 78 | Expired |
| US5999458A | Latch circuit, data output circuit and semiconductor device having the circuits | Physics | 57 | Expired |
| US6049239A | Variable delay circuit and semiconductor integrated circuit device | Electricity | 44 | Expired |
| US5267679A | Case for carrying a video camera and accessories | Emerging Cross-Sectional Technologies | 43 | Expired |
| US5327275A | Switching system of optical transmission lines for protecting from trouble | Electricity | 40 | Expired |
| US6563746B2 | Circuit for entering/exiting semiconductor memory device into/from low power consumption mode and method of controlling internal circuit at low power consumption mode | Emerging Cross-Sectional Technologies | 34 | Expired |
| US6259288A | Semiconductor integrated circuit having a DLL circuit and a special power supply circuit for the DLL circuit | Electricity | 33 | Expired |
| US5172722A | Stop valve for a vacuum apparatus | Emerging Cross-Sectional Technologies | 26 | Expired |
| US5948342A | Rapid prototyping method of sintering powdery material and fabricating apparatus using the same | Performing Operations; Transporting | 26 | Expired |
| US4034769A | Fingernail polishing apparatus | Human Necessities | 25 | Expired |
| US6194916A | Phase comparator circuit for high speed signals in delay locked loop circuit | Physics | 25 | Expired |
| USD631067S1 | Traveling machine for construction machine | General | 23 | Expired |
| US6584032B2 | Dynamic random access memory having a low power consumption mode, and method of operating the same | Emerging Cross-Sectional Technologies | 21 | Expired |
| US6298004A | Semiconductor device, semiconductor system, and digital delay circuit | Electricity | 20 | Expired |
| US5804224A | Driving apparatus for electrically-operated injection molding machine | Performing Operations; Transporting | 18 | Expired |
| US6626658B2 | Mold clamping mechanism of molding machine | Performing Operations; Transporting | 18 | Expired |
| US8787088B2 | Optimized erase operation for non-volatile memory with partially programmed block | Physics | 17 | Active |
| US5491696A | Synchronous/asynchronous system having function of switching path upon fault | Electricity | 17 | Expired |
| US5990715A | Semiconductor integrated circuit using a synchronized control signal | Electricity | 16 | Expired |
| US6236605A | Semiconductor integrated circuit and semiconductor memory device including overdriving sense amplifier | Physics | 16 | Expired |
| US5843496A | Mold clamping mechanism of an injection molding machine | Performing Operations; Transporting | 15 | Expired |
| US5942989A | Automatic path setting apparatus for a synchronous communication system | Electricity | 15 | Expired |
| US7251171B2 | Semiconductor memory and system apparatus | Physics | 14 | Expired |
| US4996264A | Thermoplastic and elastomeric composition | Chemistry; Metallurgy | 13 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.