| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Austria | 5 | |
| #2 | Germany | 5 | |
| #3 | United States | 4 | |
| #4 | Netherlands | 2 | |
| #5 | India | 1 | |
| #6 | Sweden | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Machine tools | |
| #3 | Semiconductors |
| # | Technology | |
|---|---|---|
| #1 | Ammunition fuzes | |
| #2 | Explosive charges | |
| #3 | Cutting | |
| #4 | Semiconductor devices | |
| #5 | Perforating |
| # | Name | Total Patents |
|---|---|---|
| #1 | Grosse-Benne Wilhelm | 11 |
| #2 | Beermann Paul | 11 |
| #3 | Grosse-Benne Wilhelm Ing | 2 |
| #4 | Guntermann H | 1 |
| #5 | Wirtz J | 1 |
| #6 | Beermann Paul Ing | 1 |
| #7 | Wirtz Johann-Hugo | 1 |
| #8 | Guntermann Hans | 1 |
| #9 | Beermann P | 1 |
| #10 | Grosse-Benne W | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US4083307A | Water-tight firing cap arrangement and method of making the same | |
| DE2648331B1 | Delayed action detonator for blasting or military use - compressed into cylindrical casing with sealed ends for long storage life | |
| DE2644072A1 | Delay mechanism for fuse delayed arming - has two contacting solids forming liq. for allowing plunger movement | |
| DE2529191A1 | Water tight cartridge for steel object cutting charge - has recess for fuse wire and foam inlay to equalise different coefficients of expansion | |
| DE2525718A1 | Percussion cap initiator for fuse strings - has percussion cap holder with escape channels for combustion gases | |
| US4020764A | Detonator |