Inventor · Hitachi, JP

Kenichi Usami

7Patents
5h-index
24Co-inventors
63Inventor score

Filing activity: May 24, 1982 → Jul 30, 2013

Most-cited inventions

PatentTitleAreaCited byStatus
US4505232A Boiler tube Emerging Cross-Sectional Technologies 21 Expired
US4443406A Heat-resistant and corrosion-resistant weld metal alloy and welded structure Emerging Cross-Sectional Technologies 16 Expired
US5601411A Stainless steel type 13Cr5Ni having high toughness, and usage the same Emerging Cross-Sectional Technologies 10 Expired
US4802894A Method of using a structural member of anti-sulfur-attack cr-ni-al-si alloy steel for coal gasification system Emerging Cross-Sectional Technologies 6 Expired
US9162596B2 Seat slide apparatus for vehicle Performing Operations; Transporting 5 Active
US5879132A Stainless steel type 13Cr5Ni having high toughness, and usage of the same Emerging Cross-Sectional Technologies 5 Expired
US5030064A Water turbine and moving blade of water turbine Emerging Cross-Sectional Technologies 5 Expired

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