Inventor

TAKEDA UTAKO

JP3 patents

⚠️ This page may combine multiple inventors who share the name “TAKEDA UTAKO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

MITSUBISHI CHEM CORP

2 patents

US8747537B2Jun 10, 2014

Ink containing heterocyclic azo dye, and dye for use in said ink

MITSUBISHI CHEM CORP9 citations79

US9200171B2Dec 1, 2015

AZO compound and ink containing the compound

MITSUBISHI CHEM CORP2 citations58

ISHIDA MIO

1 patent

US8999050B2Apr 7, 2015

Ink containing anthraquinone based dye, dye used in the ink, and display

ISHIDA MIO8 citations76