Inventor · Tokyo, JP

Sunichi Kawashima

1Patents
1h-index
2Co-inventors
22Inventor score

Filing activity: Jul 20, 1993 → Jul 20, 1993

Most-cited inventions

PatentTitleAreaCited byStatus
US5375226A Portable type data entry terminal having a keyboard input device and a graphic input device Electricity 80 Expired

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