| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 35 | |
| #2 | Canada | 3 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Furniture and games | |
| #4 | Packaging and shipping | |
| #5 | Transport |
| # | Name | Total Patents |
|---|---|---|
| #1 | Philip Lang | 9 |
| #2 | Bingham Robert O | 7 |
| #3 | Wagner Bernard P | 5 |
| #4 | Wagner Adam | 3 |
| #5 | Wulff August | 2 |
| #6 | Bond Clinton H | 2 |
| #7 | Henle Edward M | 2 |
| #8 | Horn Felix B | 2 |
| #9 | Caldbeck Wendell H | 1 |
| #10 | Jons Claus H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2458005A | Elevator control apparatus | |
| US2307353A | Elevator | |
| US2261217A | Trestle | |
| US2170880A | Cooking utensil | |
| US1748233A | Door closer and electric interlock with zone-control device | |
| US1575493A | Door latch | |
| US1615090A | Electromechanical bar interlock for elevator doors | |
| US1622791A | Door bolt | |
| US1576286A | Door closer and check | |
| US1754563A | Door-operating mechanism | |
| US1553741A | Waffle iron | |
| US1550336A | Percolator | |
| US1545565A | Folding sliding door | |
| US1743360A | Door closer and check | |
| US1502073A | Cooking utensil | |
| US1681545A | Elevator-door-operating mechanism | |
| US1409262A | Cover for culinary and like vessels | |
| US1370863A | Cover for dutch ovens and the like | |
| US1265952A | Door-hanger. | |
| US1271011A | Percolator. |