Patent assignee · US · COMPANY

Tescor, Inc.

2Patents
0Active
2Granted
20Portfolio score

Filing activity: May 29, 1987 → Jun 18, 1987

Most-cited patents

PatentTitleAreaCited byStatus
US4967354A Method of preparing customized written examinations Physics 26 Expired
US4815766A Re-usable test booklet Physics 5 Expired

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