| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 4 | |
| #2 | Germany | 3 | |
| #3 | United Kingdom | 3 | |
| #4 | Austria | 2 | |
| #5 | Switzerland | 2 | |
| #6 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Thermal processes | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Ignition and extinguishing | |
| #2 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Greene David W | 3 |
| #2 | Company Inc M E Bernhardt | 2 |
| #3 | Karl Schreer | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1738451A | Lighter | |
| GB297291A | Improvements in portable pyrophoric cigar and like lighters | |
| GB297292A | Improvements in portable pyrophoric cigar and like lighters | |
| DE481803C | Friction wheel lighter with a friction wheel lever with a wick cap arranged above the fuel housing and under the action of a spring | |
| US1718902A | Portable lighter | |
| US1703033A | Portable lighter | |
| US1717205A | Portable lighter |