Inventor
Shun Koizumi
Inventor
Toyonaka, JP
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
C08Fprimary
C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds33%
C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients25%
Y10TTechnical subjects covered by former us classification17%
B01DSeparation8%
C08JWorking-up8%
D21HPulp compositions8%
PatentTitleYear
RE031341'Polytetrafluoroethylene fine powder and process for producing the same'19834,363,900'Process for preparing polytetrafluoroethylene fine powder'19824,159,370'Polytetrafluoroethylene fine powder and process for producing the same'19794,098,975'Process for preparing polytetrafluoroethylene fine powders'19783,960,651'Reinforced air-pervious polytetrafluorothylene sheet'19763,951,913'Fluoroelastomer composition'19763,931,129'Fluoroelastomer composition'19763,931,124'Fluoroelastomer composition'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1982Patents assigned to DAIKIN IND LTD (7)· patent assignee history
1976–1983Based in Toyonaka, JP· patent location history
1982Based in Kawanishi, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| DAIKIN IND LTD | 7 | 1976–1982 |
Locations
| Location | Patents | Span |
|---|---|---|
| Toyonaka, JP | 7 | 1976–1983 |
| Kawanishi, JP | 1 | 1982 |