Patent assignee · JP · COMPANY

SIGMAX LTD.

2Patents
0Active
2Granted
24Portfolio score

Filing activity: Sep 7, 1988 → Dec 5, 1988

Most-cited patents

PatentTitleAreaCited byStatus
US4971858A Sheets for formation of patterns and methods for forming and fixing patterns Emerging Cross-Sectional Technologies 21 Expired
US5073952A Pattern recognition device Physics 13 Expired

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