Inventor
Zenpei Mizutani
Inventor
Yokkaichi, JP
Overview
Patents· 4 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Lprimary
C08LCompositions of macromolecular compounds67%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients33%
Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1981–1993Patents assigned to MITSUBISHI GAS CHEMICAL CO (4)· patent assignee history
1981Based in Tokyo, JP· patent location history
1990–1993Based in Yokkaichi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI GAS CHEMICAL CO | 4 | 1981–1993 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokkaichi, JP | 3 | 1990–1993 |
| Tokyo, JP | 1 | 1981 |