Inventor
Steven J. Portalupi
Inventor
Akron, OH, US
Overview
Patents· 7 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
B29Dprimary
B29DProducing particular articles from plastics or from substances in a plastic state41%
Y10TTechnical subjects covered by former us classification24%
B65HHandling thin or filamentary material, e.g. sheets, webs, cables12%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests12%
B26DCutting6%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers6%
PatentTitleYear
4,891,082'Transfer roll system'19904,790,719'Method for storing and feeding tire beads'19884,722,255'Sheet cutting and transporting system'19884,683,020'Apparatus for storing and feeding tire beads'19874,617,074'Apparatus and method for feeding strip material for application to a drum'19864,614,268'Bead transporting container'19864,526,647'Apparatus for feeding strip material for application to a drum'1985Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1985–1990Patents assigned to GOODYEAR TIRE & RUBBER (7)· patent assignee history
1985–1990Based in Akron, OH, US· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| GOODYEAR TIRE & RUBBER | 7 | 1985–1990 |
Locations
| Location | Patents | Span |
|---|---|---|
| Akron, OH, US | 7 | 1985–1990 |