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Inventor

Hirotoshi Yonekawa

Inventor
Ibaraki, JP

Overview

2→
Patents
2003
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C09Dprimary
C09DCoating compositions, e.g. paints, varnishes or lacquers100%
PatentTitleYear
6,632,273'Color emulsion ink for stencil printing'20036,632,272'Light color emulsion ink for stencil printing, and method of stencil printing'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003Patents assigned to RISO KAGAKU CORP (2)· patent assignee history
2003Based in Ibaraki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
RISO KAGAKU CORP22003
Locations
LocationPatentsSpan
Ibaraki, JP22003