Inventor · Nagasaki, JP

Yuichi Fujioka

12Patents
5h-index
34Co-inventors
62Inventor score

Filing activity: Jul 23, 1991 → Nov 27, 2003

Most-cited inventions

PatentTitleAreaCited byStatus
US6905544B2 Manufacturing method for a carbon nanomaterial, a manufacturing apparatus for a carbon nanomaterial, and manufacturing facility for a carbon nanomaterial Emerging Cross-Sectional Technologies 36 Expired
US7700065B2 Carbon nano-fibrous rod, fibrous nanocarbon, and method and apparatus for producing fibrous nanocarbon Textiles; Paper 26 Active
US5517815A Coal gasification power generator Emerging Cross-Sectional Technologies 15 Expired
US5820300A CO.sub.2 sea bottom throw-away system Emerging Cross-Sectional Technologies 13 Expired
US5765365A Coal gasification power generator Emerging Cross-Sectional Technologies 8 Expired
US6631612B1 Device for eliminating particulates in exhaust gas and method for eliminating the particulates Mechanical Engineering; Lighting; Heating 5 Expired
US5224338A Gasifying combustion method and gasifying power generation method Emerging Cross-Sectional Technologies 2 Expired
US6245308A Method for decreasing sulfuric acid and sulfuric anhydride present in combustion exhaust gas Performing Operations; Transporting 2 Expired
US8318124B2 Producing method and apparatus of carbon nanofibers Textiles; Paper 1 Active
US6475445B1 Calcium sulfide oxidation method and apparatus Emerging Cross-Sectional Technologies 0 Expired
US6228336A Dust collecting method Performing Operations; Transporting 0 Expired
US6245314A Calcium sulfide oxidation method Emerging Cross-Sectional Technologies 0 Expired

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