| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Indexing scheme relating to hinges | |
| #2 | Nails | |
| #3 | Unspecified technologies | |
| #4 | Hinges for doors or windows | |
| #5 | Unspecified technologies | |
| #6 | Wing fittings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ogden Fredric D | 4 |
| #2 | Ogden J Edward | 3 |
| #3 | Ogden John Edward | 2 |
| #4 | Haines Edward P | 2 |
| #5 | Ogden Frederic D | 1 |
| #6 | Ogden James Edward | 1 |
| #7 | Skelton John H | 1 |
| #8 | Core William Wallace | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1537300A | Counterbalancing mechanism for sectional doors | |
| US1374502A | Mechanism for operating sectional doors | |
| CA146622A | Door | |
| US1090491A | Door and means for operating the same. | |
| US1098430A | Door-operating device. | |
| CA131031A | Door | |
| US990460A | Fastening device. | |
| US973691A | Door and means for operating the same. | |
| US1065266A | Bolt. | |
| US980119A | Coupling-bolt. | |
| US974699A | Door and means for operating same. |