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Inventor

Masakazu Yokoi

Inventor
Higashiosaka, JP

Overview

3→
Patents
1997–2000
Patent span
Chemistry
Primary field (CPC C)

Patents· 3 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 lacquers75%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
PatentTitleYear
6,039,795'Ink composition for oil marking pen'20005,762,694'Ink composition for marking pen'19985,698,614'Fluorescent ink composition for use in marking pens'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–2000Patents assigned to SAKURA COLOR PROD CORP (3)· patent assignee history
1997Based in Higashinari, JP· patent location history
1998Based in Osaka, JP· patent location history
2000Based in Higashiosaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SAKURA COLOR PROD CORP31997–2000
Locations
LocationPatentsSpan
Higashiosaka, JP12000
Osaka, JP11998
Higashinari, JP11997