Inventor · Midland, MI, US

Harold E. Filter

7Patents
6h-index
3Co-inventors
52Inventor score

Filing activity: Dec 17, 1971 → May 24, 1982

Most-cited inventions

PatentTitleAreaCited byStatus
US3972820A Fire extinguishing composition Emerging Cross-Sectional Technologies 32 Expired
US4585583A In situ solidification of ion exchange beads Physics 22 Expired
US4253985A Process for handling and solidification of radioactive wastes from pressurized water reactors Physics 14 Expired
US4405512A Process for encapsulating radioactive organic liquids in a resin Physics 9 Expired
US4382026A Process for encapsulating radioactive organic liquids in a resin Physics 8 Expired
US4400313A Process for waste encapsulation Physics 8 Expired
US3957551A Propellant compositions having carboxyl containing binder cured with a glycidyl thioether Chemistry; Metallurgy 1 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.