Patent assignee · FR · COMPANY

Sopelem

1Patents
0Active
1Granted
19Portfolio score

Filing activity: Nov 6, 1981 → Nov 6, 1981

Most-cited patents

PatentTitleAreaCited byStatus
US4487503A Refractometer using the limiting angle method Physics 2 Expired

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