| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Measurement | |
| #3 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Portable lighting devices | |
| #2 | Batteries | |
| #3 | Weighing | |
| #4 | Non-portable lighting devices | |
| #5 | Reduction of greenhouse gas emissions | |
| #6 | Lighting device details |
| # | Name | Total Patents |
|---|---|---|
| #1 | Barany Edmund R | 9 |
| #2 | Rosendal Dam Henry M | 1 |
| #3 | Manson Leon B | 1 |
| #4 | Rosendal Dam Henry | 1 |
| #5 | Pritchard William S | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1460150A | Flash-light-battery thrust cap | |
| US1490690A | Flash-light-bulb support | |
| US1447405A | Lens ring | |
| US1466350A | Flash light | |
| US1460149A | Flash light | |
| US1526321A | Battery box | |
| US1511046A | Flash light | |
| US1448354A | Flash light | |
| US1448353A | Flash light | |
| US1441822A | Flash light | |
| US1427489A | Lighting set | |
| US1332430A | Scale |