Inventor
Yoichi Koiso
Inventor
Yono, JP
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C09Bprimary
C09BOrganic dyes or closely-related compounds for producing dyes, e.g. pigments100%
PatentTitleYear
4,029,643'Chromium containing azo dyes'1977Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1977Patents assigned to NIPPON KAYAKU KK (1)· patent assignee history
1977Based in Yono, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NIPPON KAYAKU KK | 1 | 1977 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yono, JP | 1 | 1977 |