Inventor · Matsumoto, JP

Chie Maruyama

6Patents
1h-index
12Co-inventors
44Inventor score

Filing activity: Mar 24, 2010 → Mar 5, 2020

Most-cited inventions

PatentTitleAreaCited byStatus
US8133314B2 Ink composition, recording method using the same, and recorded matter Emerging Cross-Sectional Technologies 5 Active
US9023140B2 Ink jet ink set and ink jet recording system Chemistry; Metallurgy 1 Active
US9303174B2 Black ink composition Chemistry; Metallurgy 0 Active
US8362107B2 Ink set and recording method using the same Chemistry; Metallurgy 0 Active
US8960877B2 Black ink composition Chemistry; Metallurgy 0 Active
US12304973B2 Polysaccharide derivative production method and lignin derivative production method Chemistry; Metallurgy 0 Active

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