Inventor · Hitachi, JP

Ichiya Sato

7Patents
7h-index
29Co-inventors
59Inventor score

Filing activity: Aug 21, 1980 → Feb 20, 1992

Most-cited inventions

PatentTitleAreaCited byStatus
US5325012A Bonded type piezoelectric apparatus, method for manufacturing the same and bonded type piezoelectric element Electricity 58 Expired
US4665282A Tablet type coordinate input apparatus using elastic wave Physics 32 Expired
US4685335A Method and apparatus for monitoring cracks of a rotatable body Physics 30 Expired
US4478082A Method and apparatus for detecting rubbing in a rotary machine Physics 23 Expired
US4669315A Rotating machinery diagnosis system with acoustic emission technique Physics 21 Expired
US4348903A Electromagnetic ultrasonic apparatus Physics 10 Expired
US4450725A Electromagnetic-acoustic measuring apparatus Emerging Cross-Sectional Technologies 9 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.