Inventor · Yokohama, JP

Eiichi Kojima

13Patents
12h-index
15Co-inventors
71Inventor score

Filing activity: Sep 30, 1992 → Aug 23, 2004

Most-cited inventions

PatentTitleAreaCited byStatus
US6013372A Method for photocatalytically rendering a surface of a substrate superhydrophilic, a substrate with superhydrophilic photocatalytic surface, and method of making thereof Emerging Cross-Sectional Technologies 240 Expired
US7294365B2 Method for photocatalytically rendering a surface of a substrate superhydrophilic, a substrate with superhydrophilic photocatalytic surface, and method of making thereof Chemistry; Metallurgy 144 Expired
US6090489A Method for photocatalytically hydrophilifying surface and composite material with photocatalytically hydrophilifiable surface Emerging Cross-Sectional Technologies 99 Expired
US5853866A Multi-functional material with photocalytic functions and method of manufacturing same Emerging Cross-Sectional Technologies 93 Expired
US5874701A Photocatalytic air treatment process under room light Performing Operations; Transporting 55 Expired
US6210779A Multi-functional material with photocatalytic functions and method of manufacturing same Emerging Cross-Sectional Technologies 40 Expired
US5407639A Method of manufacturing a corona discharge device Chemistry; Metallurgy 39 Expired
US6139803A Photocatalytic air treatment process under room light Emerging Cross-Sectional Technologies 35 Expired
US6830785B1 Method for photocatalytically rendering a surface of a substrate superhydrophilic, a substrate with a superhydrophilic photocatalytic surface, and method of making thereof Chemistry; Metallurgy 27 Expired
US6027797A Multi-functional material with photocatalytic functions and method of manufacturing same Emerging Cross-Sectional Technologies 25 Expired
US6294246A Multi-functional material with photocatalytic functions and method of manufacturing same Emerging Cross-Sectional Technologies 23 Expired
US6294247A Multi-functional material with photocatalytic functions and method of manufacturing same Emerging Cross-Sectional Technologies 17 Expired
US6268050A Multi-functional material with photocatalytic functions and method of manufacturing same Emerging Cross-Sectional Technologies 8 Expired

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