Inventor
Eric K. Litscher
Inventor
Hopkinton, MA, US
Overview
Patents· 5 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A63Bprimary
A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing33%
F04BPositive-displacement machines for liquids33%
F16KValves33%
PatentTitleYear
6,702,699'Self-contained sport ball inflation mechanism'20046,491,595'Method of manufacturing a sport ball having a self-contained inflation mechanism'20026,450,906'Self contained sport ball inflation mechanism'20026,422,960'Self contained sport ball inflation mechanism'20026,409,618'Self-contained sport ball inflation mechanism'2002Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2002Patents assigned to SPALDING SPORTS WORLDWIDE INC (4)· patent assignee history
2002–2004Based in Hopkinton, MA, US· patent location history
2004Patents assigned to RUSSELL ASSET MAN INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| SPALDING SPORTS WORLDWIDE INC | 4 | 2002 |
| RUSSELL ASSET MAN INC | 1 | 2004 |
Locations
| Location | Patents | Span |
|---|---|---|
| Hopkinton, Massachusetts, US | 5 | 2002–2004 |