Inventor · Takasaki, JP

Norihiko Misawa

12Patents
7h-index
15Co-inventors
63Inventor score

Filing activity: Oct 23, 1991 → Dec 20, 2016

Most-cited inventions

PatentTitleAreaCited byStatus
US5429939A DNA sequences useful for the synthesis of carotenoids Chemistry; Metallurgy 109 Expired
US5811273A DNA strands useful for the synthesis of xanthophylls and the process for producing the xanthophylls Chemistry; Metallurgy 19 Expired
US6150130A DNA strands useful for the synthesis of xanthophylls and the process for producing the xanthophylls Chemistry; Metallurgy 15 Expired
US5910433A Keto group-introducing enzyme, DNA coding therefor and method for producing ketocarotenoids Emerging Cross-Sectional Technologies 15 Expired
US5589581A DNA sequences useful for the synthesis of carotenoids Chemistry; Metallurgy 14 Expired
US5849524A Transformation systems for the yeast candida utilis and the expression of heterologous genes therewith Chemistry; Metallurgy 14 Expired
US5972690A DNA strands useful for the synthesis of xanthophylls and the process for producing the xanthophylls Chemistry; Metallurgy 12 Expired
US6821749B1 Methods of producing carotenoids using DNA molecules encoding isopentenyl pyrophosphate isomerase Chemistry; Metallurgy 5 Expired
US7999151B2 Method of producing astaxanthin or metabolic product thereof by using carotenoid ketolase and carotenoid hydroxylase genes Chemistry; Metallurgy 1 Active
US7695931B2 Carotenoid hydroxylase gene, method for preparing hydroxylated carotenoid, and novel geranylgeranyl pyrophosphate synthase Chemistry; Metallurgy 1 Active
US9963731B2 Method for producing carotenoids each having 50 carbon atoms Emerging Cross-Sectional Technologies 0 Active
US9562220B2 Method for producing carotenoids each having 50 carbon atoms Emerging Cross-Sectional Technologies 0 Active

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