Patents/Inventors

Yukiko Ishijima

TokyoJP1 patent

2 Patents

US122812312025
Ink, Ink Set, Ink Container, Recording Method, and Recording Apparatus
Ricoh Company, Ltd.
0 cites
US119706252024
Liquid Composition, Liquid Discharging Device, and Method of Manufacturing Liquid Composition
Ricoh Company, Ltd.
0 cites