Inventor · Tochigi, JP

Yoichi Sumino

7Patents
6h-index
5Co-inventors
52Inventor score

Filing activity: Aug 25, 1982 → Aug 5, 1994

Most-cited inventions

PatentTitleAreaCited byStatus
US4781199A System and method for measuring sound velocity of internal tissue in an object being investigated Physics 58 Expired
US4511984A Ultrasound diagnostic apparatus Physics 21 Expired
US5509413A Ultrasonic diagnostic apparatus Physics 17 Expired
US5348013A Ultrasonic diagnostic apparatus capable of acquiring high quality image by correcting phase distortion contained in ultrasonic pulses Physics 17 Expired
US4779623A System for measuring sound velocity of tissue in an object and simultaneously providing a real-time B-mode image of the object Physics 8 Expired
US4487073A Ultrasonic system Physics 8 Expired
US4519250A Ultrasonic diagnosis apparatus using reduced numbers of photo transmission lines Physics 5 Expired

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