Patent assignee · JP · COMPANY

Ihitachi Taga Technology, Ltd.

1Patents
0Active
1Granted
21Portfolio score

Filing activity: Jan 11, 1991 → Jan 11, 1991

Most-cited patents

PatentTitleAreaCited byStatus
US5195511A Bubble massager Human Necessities 8 Expired

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