| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 19 | |
| #2 | Canada | 7 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Transport | |
| #4 | Thermal processes |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Hinges for doors or windows | |
| #3 | Indexing scheme relating to hinges | |
| #4 | Unspecified technologies | |
| #5 | Bolts for doors or windows | |
| #6 | Details of furnaces | |
| #7 | Railway systems | |
| #8 | Railway brakes | |
| #9 | Locks | |
| #10 | Guiding railway traffic |
| # | Name | Total Patents |
|---|---|---|
| #1 | Willard Donald E | 8 |
| #2 | Scott John E | 7 |
| #3 | Burton Older Roy | 2 |
| #4 | Older Roy B | 2 |
| #5 | Heinen Emil J | 2 |
| #6 | Lynch Elmer R | 2 |
| #7 | George Rhines | 1 |
| #8 | Graham Henry H | 1 |
| #9 | Moyer Jesse E | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1925473A | Door guide structure | |
| US1890623A | Hand brake rigging | |
| US1812120A | Door construction | |
| US1925574A | Overhead door and construction of the same | |
| US1878333A | Lock for door rollers | |
| US1886490A | Overhead door construction | |
| US1875599A | Overhead door arrangement | |
| US1603823A | Spring hinge | |
| US1547707A | Watershed track for door hangers | |
| US1472808A | Round-track tongue switch | |
| US1425272A | Automobile bumper | |
| US1448060A | Spring bung | |
| US1285341A | Sliding-door bolt. | |
| US1351062A | Door-hanger | |
| US1282115A | Bolt. | |
| CA169001A | Rail for overhead carriers | |
| US1178197A | Swivel pedestal-carrier. | |
| US1178196A | Rail for overhead carriers. | |
| US1173299A | Door-hanger track. | |
| CA323644A | Overhead door |