| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 | |
| #2 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Furniture and games | |
| #4 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Sanitary equipment | |
| #3 | Doors and windows | |
| #4 | Hinges for doors or windows | |
| #5 | Household appliances | |
| #6 | Bolts for doors or windows | |
| #7 | Aeroplanes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lehman Louis H | 13 |
| Publication | Filing date | Title |
|---|---|---|
| US3096731A | Auxiliary towel rod assembly | |
| US2374490A | Shower enclosure | |
| US2204862A | Mounting for mirrors | |
| US2186458A | Door frame and the like | |
| US2110336A | Latch | |
| US1944440A | Shower bath stall door, shower bath shield, and the like | |
| US1841898A | Hinge | |
| US1672419A | Corner joint | |
| US1754719A | Watershed for doors and method of making it | |
| US1672418A | Hinge | |
| US1693088A | Shower inclosure | |
| US1266029A | Balancing apparatus. | |
| CA388016A | Latch |