Inventor · Sapporo, JP

Masataka Ueno

7Patents
4h-index
12Co-inventors
54Inventor score

Filing activity: Jun 8, 1979 → Aug 28, 2002

Most-cited inventions

PatentTitleAreaCited byStatus
US5853910A Fuel cell power generating apparatus and operation method therefor Emerging Cross-Sectional Technologies 46 Expired
US6238814A Fuel cell system Emerging Cross-Sectional Technologies 35 Expired
US6294277A Fuel cell system Emerging Cross-Sectional Technologies 24 Expired
US4315715A Diffuser for fluid impelling device Emerging Cross-Sectional Technologies 12 Expired
US6896985B2 Fuel cell system Emerging Cross-Sectional Technologies 4 Expired
US7153605B2 Fuel cell cooled by latent heat of water evaporation Emerging Cross-Sectional Technologies 3 Expired
US6511765B2 Fuel cell system Emerging Cross-Sectional Technologies 3 Expired

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