Inventor
Wilfred Eugene Riddell
Inventor
Neenah, WI, US
Overview
Patents· 8 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A61Fprimary
A61FFilters implantable into blood vessels29%
B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers21%
D04HMaking textile fabrics, e.g. from fibres or filamentary material21%
B32BLayered products, i.e. products built-up of strata of flat or non-flat, e.g. cellular or honeycomb, form7%
C08JWorking-up7%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests7%
Y10TTechnical subjects covered by former us classification7%
PatentTitleYear
7,514,591'Interlabial absorbent article with improved flushability characteristics'20096,494,974'Method of forming meltblown webs containing particles'20026,417,120'Particle-containing meltblown webs'20026,319,342'Method of forming meltblown webs containing particles'20016,071,451'Process for making a nonwoven, porous fabric from polymer composite materials'20005,706,950'Disposable diaper changing pack'19985,062,716'Staged release bag and method for making'19914,773,541'Package with tear-away opening including an inner pull strip and outer guide tape'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988–2009Patents assigned to KIMBERLY CLARK CO (8)· patent assignee history
1988–2009Based in Neenah, WI, US· patent location history
1991Patents assigned to PARAMOUNT PACKAGING CORP (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| KIMBERLY CLARK CO | 8 | 1988–2009 |
| PARAMOUNT PACKAGING CORP | 1 | 1991 |
Locations
| Location | Patents | Span |
|---|---|---|
| Neenah, WI, US | 8 | 1988–2009 |