Patent assignee · JP · COMPANY

Fuji Polymertech Co., Ltd.

4Patents
0Active
4Granted
26Portfolio score

Filing activity: Jun 17, 1993 → Jun 20, 1997

Most-cited patents

PatentTitleAreaCited byStatus
US5669486A Illuminated switch Electricity 47 Expired
US5407721A Illuminated switches and rubber material for the cover piece therefor Emerging Cross-Sectional Technologies 14 Expired
US6144164A Dynamic EL lighting with a single power source Emerging Cross-Sectional Technologies 13 Expired
US5439545A Process for producing finger-touch key for manipulation switch Electricity 9 Expired

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