| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Environmental technology | |
| #3 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Batteries | |
| #2 | Reduction of greenhouse gas emissions | |
| #3 | Portable lighting devices | |
| #4 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Mceachron Edgar J | 8 |
| #2 | Schroeder George H | 6 |
| #3 | Johnson Reginald S | 4 |
| #4 | Ruhoff Otto E | 4 |
| #5 | Mceachron Edgar D | 2 |
| #6 | Krueger Otto J | 2 |
| #7 | Friang Henry G | 1 |
| #8 | Frlang Henry G | 1 |
| #9 | Thom Walter H | 1 |
| #10 | Anthony Herman R C | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2541931A | Leakproof dry cell | |
| US2355197A | Battery construction | |
| US2287114A | Galvanic cell and method of making same | |
| US2332456A | Cell construction | |
| US2255516A | Electrical flashlight | |
| US2095421A | Dry cell and method of producing same | |
| US2088307A | Dry cell, core therefor, and method of producing same | |
| US1966590A | Battery construction | |
| US1956243A | Cell construction | |
| US1824626A | Method of treating dry cell containers | |
| US1898377A | Battery construction |