Masaaki Torichigai
7Patents
5h-index
11Co-inventors
60Inventor score
Filing activity: Oct 16, 1986 → Sep 29, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4879973A | Automatic tube circumference scanning apparatus | Physics | 56 | Expired |
| US4907542A | Cleaning system for a horizontal type tube assembly | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US4872347A | Automated ultrasonic examination system for heat transfer tubes in a boiler | Physics | 6 | Expired |
| US4920804A | Insert type ultrasonic crack hunting apparatus | Physics | 5 | Expired |
| US4854614A | Cable insert nozzle | Emerging Cross-Sectional Technologies | 5 | Expired |
| US4800927A | Cable insertion nozzle | Physics | 3 | Expired |
| US10527588B2 | Immersion-type ultrasound flaw detection device and ultrasound flaw detection system | Physics | 2 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.