| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 6 | |
| #2 | Canada | 3 | |
| #3 | United Kingdom | 3 | |
| #4 | France | 2 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Lighting device details | |
| #2 | Special light sources | |
| #3 | Non-portable lighting devices | |
| #4 | Electric discharge tubes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Doane Leroy C | 8 |
| #2 | Bishop Jr Arthur De | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB635728A | Improvements in luminairs for multiple fluorescent lamps | |
| US2436635A | Luminaire | |
| US2304445A | Screen for lighting fixtures | |
| US2240179A | Luminaire for multiple fluorescent lamps | |
| US2258354A | Luminaire | |
| GB542695A | Improvements in lighting apparatus and methods of making same | |
| GB542646A | Improvement in luminairs | |
| US2284046A | Fluorescent lamp | |
| US2258353A | Lighting apparatus | |
| CA405481A | Luminair | |
| CA451629A | Luminair for multiple fluorescent lamps | |
| CA402769A | Lighting apparatus |