Inventor
Roger Ball
Inventor
Toronto, CA
Overview
Patents· 13 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
A42Bprimary
A42BHats50%
A44BButtons, pins, buckles, slide fasteners, or the like7%
A63CSkates7%
H01HElectric switches7%
LOC027%
LOC097%
LOC297%
Y10TTechnical subjects covered by former us classification7%
PatentTitleYear
D0433541'Hockey helmet'2000D0428535'Hockey helmet'20006,073,272'Helmet with ear protection and a hearing enhancement feature'20005,940,890'Helmet including a strap securing device'19995,915,537'Helmet'1999D0411339'Helmet'19995,409,402'Plug-in fuse device with interchangeable fuse elements'1995D0349978'Faceguard for goaltender'1994RE034699'Protective headgear and detachable face protector'19945,129,108'Protective headgear and detachable face protector'19925,093,936'Protective headgear and detachable face protector'19924,999,846'Strap and buckle assembly'1991D0298367'Helmet'1988Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1988Patents assigned to COOPER CANADA LTD (1)· patent assignee history
1988–2000Based in Toronto, CA· patent location history
1992–1994Patents assigned to ITECH SPORT PROD INC (4)· patent assignee history
1999–2000Patents assigned to RED CORP (2)· patent assignee history
1999Patents assigned to CONSTRUCTION SAFETY ASS OF ONTARIO (1)· patent assignee history
2000Patents assigned to RAWLINGS SPORTING GOODS COMPANY INC (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ITECH SPORT PROD INC | 4 | 1992–1994 |
| RAWLINGS SPORTING GOODS COMPANY INC | 2 | 2000 |
| RED CORP | 2 | 1999–2000 |
| CONSTRUCTION SAFETY ASS OF ONTARIO | 1 | 1999 |
| COOPER CANADA LTD | 1 | 1988 |
Locations
| Location | Patents | Span |
|---|---|---|
| Toronto, CA | 13 | 1988–2000 |