| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 44 | |
| #2 | Canada | 15 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Mechanical elements | |
| #4 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Structural elements | |
| #2 | General building constructions | |
| #3 | Scaffolding | |
| #4 | Unspecified technologies | |
| #5 | Unspecified technologies | |
| #6 | Indexing scheme relating to hinges | |
| #7 | Doors and windows | |
| #8 | Motor vehicles | |
| #9 | Pipes | |
| #10 | Nails |
| # | Name | Total Patents |
|---|---|---|
| #1 | White William E | 59 |
| #2 | Hof Lewis K | 2 |
| Publication | Filing date | Title |
|---|---|---|
| US2799888A | Door check | |
| US2371938A | Valve grinder | |
| US1788180A | Bar clip | |
| US1812913A | Bar clip | |
| US1748373A | Light shield for duplex shade rollers | |
| US1753760A | Drafting outfit | |
| US1677066A | Bar clip | |
| US1574329A | Cross bracing for structural members | |
| US1542486A | Mechanical movement | |
| US1486171A | Knit cap and method of making same | |
| US1539378A | Bar spacer | |
| US1518886A | Collapsible chair | |
| US1574327A | Bar spacer | |
| US1450532A | Automobile fender attachment | |
| US1472107A | Collapsible chair for concrete bars | |
| US1476939A | Bar chair | |
| US1503572A | Concrete hanger | |
| US1510518A | Insert | |
| US1445257A | Form support | |
| US1445256A | Support for forms |