| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 | |
| #2 | Canada | 2 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Medical technology | |
| #3 | Machines | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Lighting device details | |
| #2 | Object sterilising | |
| #3 | Special light sources | |
| #4 | Unspecified technologies | |
| #5 | Belts or cables for driving |
| # | Name | Total Patents |
|---|---|---|
| #1 | Dvorak Lester I | 5 |
| #2 | Glatthar George E | 5 |
| #3 | Hrabak Robert A | 3 |
| #4 | Frederick Wening | 2 |
| #5 | Matteson Arthur W | 2 |
| #6 | Joseph Terr | 1 |
| #7 | Maynard Dwight L | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2974355A | Lighting fixture hinge | |
| US2955196A | Lighting fixture | |
| US2938112A | Lighting fixture | |
| US2975271A | Lighting fixture | |
| US2773976A | Lighting fixture | |
| US2413704A | Ultraviolet sterilizer | |
| US2381452A | Ultraviolet sterilizer | |
| US2381451A | Ultraviolet sterilizer | |
| US2381450A | Ultraviolet sterilizer | |
| US1894586A | Lighting fixture | |
| US1832516A | Shade or globe holder | |
| US1810520A | Shade holder | |
| CA618979A | Lighting fixture | |
| CA538629A | Lighting fixture |