Inventor · Hiroshima, JP

Hiromi Yoshida

5Patents
3h-index
14Co-inventors
54Inventor score

Filing activity: Dec 19, 1979 → Jul 28, 2009

Most-cited inventions

PatentTitleAreaCited byStatus
US7686896B2 High-strength steel sheet excellent in deep drawing characteristics and method for production thereof Chemistry; Metallurgy 5 Expired
US4356049A Method of manufacturing an electret device Emerging Cross-Sectional Technologies 5 Expired
US4284700A Polymer coated transition metal powder as electrostatic image toner Emerging Cross-Sectional Technologies 5 Expired
US9200352B2 High strength galvannealed steel sheet with excellent appearance and method for manufacturing the same Chemistry; Metallurgy 1 Active
US4623610A Positive image-forming method using 4-methyl-1-pentene polymer Emerging Cross-Sectional Technologies 0 Expired

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