Kazuo Nakamura
198Patents
22h-index
263Co-inventors
93Inventor score
Filing activity: Jun 29, 1976 → Jan 13, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4919520A | Liquid crystal eyeglass | Physics | 183 | Expired |
| US4795248A | Liquid crystal eyeglass | Physics | 149 | Expired |
| US5006829A | Information display system for a vehicle | Physics | 130 | Expired |
| US4901394A | Floor nozzle for electric cleaner | Human Necessities | 123 | Expired |
| US6651212B1 | Recording/reproduction device, semiconductor memory, and memory card using the semiconductor memory | Physics | 83 | Expired |
| US4132828A | Assembly of metal-coated carbon fibers, process for production thereof, and method for use thereof | Emerging Cross-Sectional Technologies | 81 | Expired |
| US5016975A | Electronic endoscope provided with a sample-hold circuit | Mechanical Engineering; Lighting; Heating | 65 | Expired |
| US4416217A | Apparatus for forming an inhomogeneous optical layer | Physics | 60 | Expired |
| US7062618B2 | Transferring data between volatile and non-volatile memories based on system parameters using a controller | Physics | 59 | Expired |
| US6498596B1 | Driving circuit for display device and liquid crystal display device | Physics | 55 | Expired |
| US5398098A | Image forming apparatus | Physics | 52 | Expired |
| US4083056A | Focus detecting device for single-lens reflex cameras | Physics | 48 | Expired |
| US5799288A | Remaining money management system with cash demand prediction | Physics | 40 | Expired |
| US8188476B2 | Organic EL display and method of manufacturing the same | Electricity | 40 | Active |
| US6820712B2 | Differential locking control system | Performing Operations; Transporting | 29 | Expired |
| US6549460B2 | Memory device and memory card | Physics | 28 | Expired |
| US4480636A | Endoscope with image correction means | Electricity | 28 | Expired |
| US4180309A | Focal point detecting device for SLR camera | Physics | 25 | Expired |
| US6351412B1 | Memory card | Physics | 25 | Expired |
| US5727137A | Printer driver architecture for reducing band memory | Physics | 24 | Expired |
| US4745506A | Magnetic head for perpendicular magnetic recording and reproduction | Physics | 23 | Expired |
| US4617682A | Method and apparatus for automatic quantitative measurement of textures by image analysis | Physics | 22 | Expired |
| US6859720B2 | Traffic-information distribution method on-vehicle navigation apparatus | Physics | 21 | Expired |
| US5682531A | Central processing unit | Physics | 21 | Expired |
| US6546210B1 | Cut sheet packaging member and image forming apparatus | Performing Operations; Transporting | 20 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.