| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | Canada | 2 | |
| #3 | Mexico | 1 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machine tools |
| # | Technology | |
|---|---|---|
| #1 | Doors and windows | |
| #2 | Wing fittings | |
| #3 | Indexing scheme relating to hinges | |
| #4 | Hinges for doors or windows | |
| #5 | Metal-working |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lueker David | 9 |
| #2 | Cui Xin | 1 |
| #3 | Burwell G Bruce | 1 |
| #4 | Mankoski Michael D | 1 |
| #5 | David Lueker | 1 |
| #6 | Mueller Jeffery L | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2016130855A1 | Door control systems | |
| US2015059252A1 | Apparatus and method for extending door brake lifespan | |
| US2013042981A1 | Assembly for Insulating a Door Curtain |