Nobuhiko Watanabe
36Patents
14h-index
55Co-inventors
84Inventor score
Filing activity: Nov 24, 1978 → Feb 19, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5178135A | Therapeutical apparatus of extracorporeal type | Human Necessities | 170 | Expired |
| US5065741A | Extracoporeal ultrasonic lithotripter with a variable focus | Human Necessities | 80 | Expired |
| US4984575A | Therapeutical apparatus of extracorporeal type | Human Necessities | 75 | Expired |
| US5078144A | System for applying ultrasonic waves and a treatment instrument to a body part | Human Necessities | 58 | Expired |
| US4389681A | Method and apparatus for recording digitized information on a record medium | Physics | 45 | Expired |
| US4348699A | Apparatus for recording and/or reproducing digital signal | Physics | 37 | Expired |
| US4398224A | Time base correcting apparatus | Physics | 26 | Expired |
| US6549545B1 | Pilot signal detection method and receiver | Electricity | 24 | Expired |
| US4385395A | Bit clock reproducing circuit | Physics | 21 | Expired |
| US6122311A | Demodulating method and apparatus, receiving method and apparatus and communication apparatus | Electricity | 20 | Expired |
| US5524287A | Radio communication apparatus | Electricity | 18 | Expired |
| US4429390A | Digital signal transmitting system | Physics | 17 | Expired |
| US4441184A | Method and apparatus for transmitting a digital signal | Physics | 17 | Expired |
| US4402021A | Method and apparatus for recording digitized information on a record medium | Physics | 16 | Expired |
| US6421369B1 | Receiving method and receiver for spread spectrum signal | Electricity | 11 | Expired |
| US6025858A | Recording head and image forming apparatus using the same | Emerging Cross-Sectional Technologies | 9 | Expired |
| US4202257A | Cooking apparatus | Human Necessities | 8 | Expired |
| US4492989A | Time base correcting apparatus | Physics | 6 | Expired |
| US6075811A | Receiving apparatus, receiving method, and terminal unit for use with radio system | Electricity | 6 | Expired |
| US5260951A | Error correction circuit for digital data | Electricity | 3 | Expired |
| US6081150A | Voltage control type control apparatus capable of achieving correct control characteristic without increasing interface line number | Electricity | 2 | Expired |
| US4525752A | Apparatus for recording and reproducing a digital signal | Physics | 2 | Expired |
| US4541089A | Apparatus for connecting digital data | Physics | 2 | Expired |
| US10015806B2 | Information processing device, information processing method and program | Electricity | 1 | Active |
| US9763202B2 | Wireless communication apparatus and wireless communication method | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.