Inventor · Ibaraki, JP

Shozo Okamura

8Patents
5h-index
20Co-inventors
55Inventor score

Filing activity: Aug 6, 1981 → Jul 17, 1986

Most-cited inventions

PatentTitleAreaCited byStatus
US4388084A Process for gasification of solid carbonaceous material Chemistry; Metallurgy 16 Expired
US4389246A Gasification process of solid carbonaceous material Emerging Cross-Sectional Technologies 13 Expired
US4541617A Lance structure for oxygen-blowing process in top-blown converters Chemistry; Metallurgy 8 Expired
US4565551A Coal gasification apparatus Chemistry; Metallurgy 6 Expired
US4456477A Production of ultra-low phosphorus steel Chemistry; Metallurgy 5 Expired
US4437974A Coal liquefaction process Chemistry; Metallurgy 3 Expired
US4522650A Process for production of low phosphorus alloy Emerging Cross-Sectional Technologies 2 Expired
US4738688A Process for gasifying carbonaceous material Chemistry; Metallurgy 1 Expired

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