Patent assignee · US · INDIVIDUAL

Clarence E. Hulbert, Jr.

2Patents
0Active
2Granted
24Portfolio score

Filing activity: Jan 15, 1979 → Jul 11, 1980

Most-cited patents

PatentTitleAreaCited byStatus
US4240952A Method of making concrete from fly ash Emerging Cross-Sectional Technologies 36 Expired
US4288423A Method of recovering metallic tellurium Chemistry; Metallurgy 1 Expired

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