| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 19 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Transport | |
| #3 | Machine tools | |
| #4 | Machines | |
| #5 | Packaging and shipping | |
| #6 | Weapons |
| # | Name | Total Patents |
|---|---|---|
| #1 | Gross Henry R | 19 |
| Publication | Filing date | Title |
|---|---|---|
| US2698376A | Dirigible lamp mounting | |
| US2508063A | Farm light | |
| US2540257A | Dirigible spot lamp | |
| US2521971A | Switch connector for spotlights | |
| US2504327A | Lamp mounting | |
| US2477408A | Flasher | |
| US2375917A | Electric cable reel | |
| US2374282A | Spot-signal light | |
| US2377775A | Flasher | |
| US2414807A | Spot-signal lamp | |
| US2434070A | Flasher | |
| US2348292A | Automatic latching and locking device | |
| US2440265A | Flasher | |
| US2378405A | Flasher | |
| US2243954A | Signal apparatus | |
| US2232448A | Lamp support | |
| US1940348A | Spotlight mounting | |
| US1913075A | Spotlight mounting and method | |
| US1702772A | Spotlight |