Haruki Kawada
58Patents
21h-index
53Co-inventors
87Inventor score
Filing activity: Jul 28, 1985 → Nov 10, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5072116A | Microprobe preparation thereof and electronic device by use of said microprobe | Emerging Cross-Sectional Technologies | 83 | Expired |
| US5389475A | Recording medium and information-erasing method | Physics | 81 | Expired |
| US4939556A | Conductor device | Electricity | 80 | Expired |
| US5721721A | Two scanning probes information recording/reproducing system with one probe to detect atomic reference location on a recording medium | Emerging Cross-Sectional Technologies | 66 | Expired |
| US5623476A | Recording device and reproduction device | Emerging Cross-Sectional Technologies | 52 | Expired |
| US5519686A | Encoder for controlling measurements in the range of a few angstroms | Emerging Cross-Sectional Technologies | 49 | Expired |
| US5373494A | Information recording and/or reproducing apparatus | Emerging Cross-Sectional Technologies | 49 | Expired |
| US4672265A | Electroluminescent device | Chemistry; Metallurgy | 46 | Expired |
| US5481527A | Information processing apparatus with ferroelectric rewritable recording medium | Emerging Cross-Sectional Technologies | 39 | Expired |
| US5329514A | Information processing apparatus, and electrode substrate and information recording medium used in the apparatus | Physics | 39 | Expired |
| US5046822A | Liquid crystal device | Emerging Cross-Sectional Technologies | 36 | Expired |
| US5241527A | Recording and reproducing apparatus and method using a recording layer having a positioning region | Emerging Cross-Sectional Technologies | 36 | Expired |
| US5075738A | Switching device and method of preparing it | Electricity | 36 | Expired |
| US4741976A | Electroluminescent device | Emerging Cross-Sectional Technologies | 35 | Expired |
| US5392275A | Information recording unit and method for information recording/reproduction | Emerging Cross-Sectional Technologies | 34 | Expired |
| US5136212A | Electron emitting device, electron generator employing said electron emitting device, and method for driving said generator | Electricity | 31 | Expired |
| US5396066A | Displacement element, cantilever probe and information processing apparatus using cantilever probe | Emerging Cross-Sectional Technologies | 30 | Expired |
| US5020881A | Light modulating device with optical switching unit of laminated insulating and conductive layers | Physics | 30 | Expired |
| US4775820A | Multilayer electroluminescent device | Electricity | 27 | Expired |
| US5412597A | Slope detection method, and information detection/writing apparatus using the method | Emerging Cross-Sectional Technologies | 27 | Expired |
| US6308405A | Process for preparing an electrode substrate | Emerging Cross-Sectional Technologies | 24 | Expired |
| US5994698A | Microprobe, preparation thereof and electronic device by use of said microprobe | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5439777A | Recording and reproducing apparatus and method for applying a pulse voltage and an electromagnetic wave | Emerging Cross-Sectional Technologies | 21 | Expired |
| US4790664A | Device and method for measuring optical properties | Physics | 17 | Expired |
| US5432379A | MIM-type electric device production thereof, and electronic apparatus employing the device | Electricity | 17 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.