Inventor · Yokohama, JP

Shiro Irisa

5Patents
1h-index
13Co-inventors
44Inventor score

Filing activity: Sep 25, 2008 → Oct 26, 2022

Most-cited inventions

PatentTitleAreaCited byStatus
US8118881B2 Hair dye and hair dye composition Chemistry; Metallurgy 2 Active
US11706977B2 Heterocyclic compound, composition including the same, and organic light-emitting device including the heterocyclic compound Emerging Cross-Sectional Technologies 0 Active
US12060344B2 Heterocyclic compound, composition including the same, and organic light-emitting device including the heterocyclic compound Electricity 0 Active
US11542252B2 Heterocyclic compound, composition including the same, and organic light-emitting device including the heterocyclic compound Electricity 0 Active
US12178122B2 Compound, composition including the same, liquid composition, and organic electroluminescent device Electricity 0 Active

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