Inventor
Iwao Otsubo
Inventor
Tokyo, JP
Overview
Patents· 1 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A01Gprimary
A01GHorticulture25%
C08JWorking-up25%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients25%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
PatentTitleYear
4,240,817'Urea resin foam mat'1980Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1980Patents assigned to NISSAN CHEMICAL IND LTD (1)· patent assignee history
1980Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NISSAN CHEMICAL IND LTD | 1 | 1980 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 1 | 1980 |