| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 34 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Environmental technology | |
| #3 | Machines | |
| #4 | Foods and drinks | |
| #5 | Packaging and shipping | |
| #6 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Batteries | |
| #2 | Portable lighting devices | |
| #3 | Lighting device details | |
| #4 | Reduction of greenhouse gas emissions | |
| #5 | Unspecified technologies | |
| #6 | Electric switches | |
| #7 | Unspecified technologies | |
| #8 | Cocoa and sweets | |
| #9 | Packaging | |
| #10 | Lubricating |
| # | Name | Total Patents |
|---|---|---|
| #1 | Meisekothen Edwin E | 6 |
| #2 | Barany Edmund R | 6 |
| #3 | Anthony Herman R C | 4 |
| #4 | Shannon James L | 3 |
| #5 | Gunderson George G | 3 |
| #6 | Berigan Leroy G | 2 |
| #7 | Mccabe Eugene H | 2 |
| #8 | Cargill William W | 2 |
| #9 | Roper William A | 1 |
| #10 | Cirves Frank H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1991132A | Dry cell | |
| US1934276A | Ice cream freezer | |
| US1959979A | Extension lamp flash light | |
| US1991131A | Dry battery construction | |
| US1809506A | Flash light | |
| US1902590A | Electric flash-light | |
| US1893108A | Battery hand lamp, or flash light | |
| US1889936A | Electric flash light | |
| US1914057A | Dry cell and manufacture thereof | |
| US1747811A | Flash-light casing | |
| US1737445A | Dry-battery construction | |
| US1819746A | Core wrapping machine | |
| US1793160A | Combination oil can and flash light | |
| US1643486A | Dry cell | |
| US1684856A | Dry-battery package | |
| US1673436A | Electric switch | |
| US1671623A | Electric switch | |
| US1678601A | Dry battery and method of manufacture | |
| US1676849A | Flash light | |
| US1641685A | Dry-battery construction |