Patent assignee · JP · COMPANY

Tosimi Kuma

1Patents
0Active
1Granted
23Portfolio score

Filing activity: Jul 11, 1988 → Jul 11, 1988

Most-cited patents

PatentTitleAreaCited byStatus
US4871607A Humidity exchanger element Emerging Cross-Sectional Technologies 29 Expired

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.