| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 12 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Materials and metallurgy | |
| #3 | Environmental technology |
| # | Technology | |
|---|---|---|
| #1 | Portable lighting devices | |
| #2 | Reduction of greenhouse gas emissions | |
| #3 | Batteries | |
| #4 | Lighting device details | |
| #5 | Compounds containing metals | |
| #6 | Inorganic compounds |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kaplan Morduch L | 8 |
| #2 | Benedict Bernard | 4 |
| Publication | Filing date | Title |
|---|---|---|
| US1246042A | Flash-light. | |
| US1239078A | Flash-light. | |
| US1170819A | Galvanic cell. | |
| US1166414A | Galvanic cell. | |
| US1167878A | Portable electric light. | |
| US1219109A | Pocket flash-light. | |
| US1182965A | Flash-light. | |
| US1178928A | Flash-light. | |
| US1199276A | Flash-light. | |
| US1221062A | Galvanic cell. | |
| US1221061A | Galvanic cell. | |
| US1178927A | Galvanic cell. |