Patent assignee · JP · COMPANY

Azden Corporation

2Patents
0Active
2Granted
21Portfolio score

Filing activity: Mar 10, 1999 → Feb 16, 2006

Most-cited patents

PatentTitleAreaCited byStatus
US7306525B2 Golf putting practice device Human Necessities 5 Expired
US6522757B1 Bass intensification device for speaker system Electricity 3 Expired

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