Patent assignee · US · COMPANY

HeaTran, Inc.

1Patents
0Active
1Granted
19Portfolio score

Filing activity: May 6, 1974 → May 6, 1974

Most-cited patents

PatentTitleAreaCited byStatus
US3951644A Method of producing iron and steel from iron ore Chemistry; Metallurgy 2 Expired

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