Hirohide Miwa
37Patents
21h-index
28Co-inventors
85Inventor score
Filing activity: Nov 8, 1977 → May 22, 2001
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4225967A | Broadcast acknowledgement method and system | Electricity | 310 | Expired |
| US5613269A | Recirculating type cleaner | Human Necessities | 112 | Expired |
| US6450979B1 | Ultrasonic wave irradiation apparatus | Human Necessities | 86 | Expired |
| US4483345A | Pressure measuring system with ultrasonic wave | Physics | 73 | Expired |
| US4153916A | Facsimile communication system and method | Electricity | 54 | Expired |
| US4564019A | Method for measuring characteristics of living tissues by ultrasonic waves | Physics | 40 | Expired |
| US4723553A | Ultrasound medium characteristics measuring apparatus | Physics | 39 | Expired |
| US4545250A | Measuring apparatus utilizing spectrum profile | Physics | 36 | Expired |
| US4452082A | Ultrasonic measuring method | Physics | 36 | Expired |
| US4610255A | Ultrasonic non-linear parameter measuring system | Physics | 35 | Expired |
| US4459853A | Ultrasonic measuring system | Physics | 33 | Expired |
| US4648276A | Apparatus for measuring the characteristics of an ultrasonic wave medium | Physics | 31 | Expired |
| USRE33672E | Method for measuring characteristics of living tissue by ultrasonic waves | General | 30 | Expired |
| US4570488A | Ultrasonic sector-scan probe | Emerging Cross-Sectional Technologies | 26 | Expired |
| US4509524A | Ultrasonic medium characterization system | Physics | 26 | Expired |
| US4414850A | Measurement method and system utilizing ultrasonic wave | Physics | 25 | Expired |
| US4575799A | Ultrasonic living body tissue characterization system | Physics | 25 | Expired |
| US4655228A | Ultrasonic diagnosis apparatus for tissue characterization | Physics | 24 | Expired |
| US5457848A | Recirculating type cleaner | Human Necessities | 23 | Expired |
| US4566460A | Measuring method and apparatus for non-linear parameter of acoustic medium and its application | Physics | 22 | Expired |
| US5647092A | Recirculating type cleaner | Human Necessities | 22 | Expired |
| US4434661A | Ultrasonic diagnostic system | Physics | 21 | Expired |
| US4790321A | Method of displaying stream lines of an inhomogeneous flowing medium and a device therefor | Physics | 20 | Expired |
| US4580451A | Ultrasonic sector-scan probe | Emerging Cross-Sectional Technologies | 19 | Expired |
| US4413520A | Ultrasonic imaging apparatus | Physics | 13 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.