Inventor · Yokohama, JP

Mashiro Koyama

1Patents
1h-index
3Co-inventors
25Inventor score

Filing activity: Oct 28, 1981 → Oct 28, 1981

Most-cited inventions

PatentTitleAreaCited byStatus
US4400981A Method and apparatus for detecting abnormal conditions of switch gears Physics 6 Expired

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