Patent assignee · JP · COMPANY

Okamura Laboratory, Inc.

8Patents
0Active
8Granted
29Portfolio score

Filing activity: Jun 27, 1994 → Oct 2, 2002

Most-cited patents

PatentTitleAreaCited byStatus
US6317343A Capacitor power supply with switches to decrease variations in output voltage Electricity 35 Expired
US5604426A Electric apparatus with a power supply including an electric double layer capacitor Emerging Cross-Sectional Technologies 31 Expired
US6487066B1 Electric double layer capacitor and method for producing the same Emerging Cross-Sectional Technologies 30 Expired
US5545933A Electric power storage apparatus Emerging Cross-Sectional Technologies 25 Expired
US6404170B2 Electrical storage capacitor system having initializing function Electricity 13 Expired
US6215278A Capacitor module, bank of such modules, and storehouse housing such banks Emerging Cross-Sectional Technologies 12 Expired
US6885170B2 Connection-switched capacitor storage system Electricity 8 Expired
US6462512B2 Capacitor storage system Electricity 0 Expired

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