Yasuhiro Arai
57Patents
11h-index
99Co-inventors
81Inventor score
Filing activity: Jun 4, 1986 → Jun 6, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7486414B2 | Image forming device, pattern formation method and storage medium storing its program | Emerging Cross-Sectional Technologies | 28 | Active |
| US7071641B2 | Motor control apparatus, and washing machine and drying machine using the same | Electricity | 28 | Expired |
| US4868850A | MODEM communication system having training means and method for training same | Electricity | 26 | Expired |
| US5655009A | Modem unit | Emerging Cross-Sectional Technologies | 25 | Expired |
| US6850031B2 | Electric motor controller | Electricity | 19 | Expired |
| US6298245A | IC card-type radio communication device | Electricity | 19 | Expired |
| US5878810A | Air-conditioning apparatus | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US6336039B1 | IC card-type radio communication device | Electricity | 14 | Expired |
| US6167121A | Modem apparatus | Electricity | 14 | Expired |
| US7663654B2 | Image formation device and method for correcting periodic variations | Physics | 13 | Active |
| US5499508A | Air conditioner | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US4694469A | Method and device for timing pull-in of receiving equipment | Electricity | 10 | Expired |
| US5623514A | IC card-type modem and method for communicating data by IC card-type modem | Electricity | 10 | Expired |
| US5799497A | Refrigerating apparatus | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US5660056A | Air conditioner | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US5761528A | Multi-functions I/O memory card which changes the control program in response to function selection | Physics | 8 | Expired |
| US5426951A | Air conditioning apparatus with cross control means therein | Emerging Cross-Sectional Technologies | 8 | Expired |
| US8031377B2 | Encrypting image data based on paper fiber properties, printing encrypted image, and decrypting encrypted image | Electricity | 7 | Active |
| US7224672B2 | XDSL modem | Electricity | 6 | Expired |
| US5515400A | Method for arranging signal points in a quadrature amplitude modulation/demodulation system | Electricity | 5 | Expired |
| US7471264B2 | Plasma display panel driver and plasma display | Physics | 4 | Active |
| US9240438B2 | Passive-matrix display and tiling display | Electricity | 3 | Active |
| US5887026A | Transmission level setting circuit and modem unit using the same | Electricity | 2 | Expired |
| US6760368B1 | Fast retraining method, apparatus, and storage medium in an xDSL transceiver | Electricity | 2 | Expired |
| US8284453B2 | Image processing apparatus, image forming apparatus, image processing method, and recording medium for changing an image width | Electricity | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.