Inventor
Koichi Enuma
Inventor
Saitama, JP
Overview
Patents· 2 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B43Kprimary
B43KImplements for writing or drawing50%
B43LArticles for writing or drawing upon50%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1993–1994Patents assigned to PENTEL KK (2)· patent assignee history
1993–1994Based in Saitama, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PENTEL KK | 2 | 1993–1994 |
Locations
| Location | Patents | Span |
|---|---|---|
| Saitama, JP | 2 | 1993–1994 |