Inventor · Chiba, JP

Itsuo Hama

3Patents
3h-index
6Co-inventors
39Inventor score

Filing activity: Sep 1, 1993 → Nov 17, 2000

Most-cited inventions

PatentTitleAreaCited byStatus
US5374750A Method and manufacturing of fatty acid esters of polyoxyalkylene alkyl ethers Chemistry; Metallurgy 11 Expired
US6504061B1 Alkoxylation catalyst and method for producing the same, and method for producing alkylene oxide adduct using the catalyst Performing Operations; Transporting 8 Expired
US5750796A Method of producing an alkylene oxide adduct of a compound having one or more active hydrogen Chemistry; Metallurgy 5 Expired

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