| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 9 | |
| #2 | Canada | 4 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Machines | |
| #3 | Audio-visual technology | |
| #4 | Furniture and games |
| # | Technology | |
|---|---|---|
| #1 | Doors and windows | |
| #2 | Indexing scheme relating to hinges | |
| #3 | Hinges for doors or windows | |
| #4 | Wing fittings | |
| #5 | Unspecified technologies | |
| #6 | Advertising | |
| #7 | Special furniture |
| # | Name | Total Patents |
|---|---|---|
| #1 | Tweedt Robert C | 5 |
| #2 | Woodruff Alan H | 4 |
| #3 | Debower Marc M | 3 |
| #4 | Kenkel Terry | 2 |
| #5 | Pingel Brad E | 2 |
| #6 | Herbst Walter B | 1 |
| #7 | Ishmael David L | 1 |
| #8 | Hansen Gordon D | 1 |
| #9 | Schooler James E | 1 |
| #10 | Kenkel Terry J | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US6088966A | Hinge-emulating gap concealing strip for a door | |
| US5946772A | Cover for a door closure | |
| US5836120A | Door having integrally formed weep hole for drainage | |
| US5829508A | Door closer and method | |
| US5546714A | Glazing seal and door frame | |
| US5623783A | Vented glass door | |
| US5503278A | Door display device | |
| CA2092011A1 | Door with transom window | |
| CA2092006A1 | Reversible hinge door assembly and method for using same | |
| US5230180A | Door having hidden screw construction | |
| US5214880A | Door edge construction |