| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 41 | |
| #2 | Canada | 5 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping | |
| #2 | Machines | |
| #3 | Electrical machinery and energy | |
| #4 | Basic communication technologies | |
| #5 | Civil engineering | |
| #6 | Mechanical elements | |
| #7 | Transport | |
| #8 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Containers for goods storage | |
| #2 | Unspecified technologies | |
| #3 | Unspecified technologies | |
| #4 | Capacitors and switching devices | |
| #5 | Tuning resonant circuits | |
| #6 | Bolts for doors or windows | |
| #7 | Shaping of plastics | |
| #8 | Nails | |
| #9 | Ice-boxes | |
| #10 | Parachutes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Kruse Alfred T | 23 |
| #2 | Behringer Grover F | 15 |
| #3 | Kruse August M | 3 |
| #4 | Duerk Karl A | 2 |
| #5 | Willock Curtis M | 2 |
| #6 | Kruse A M | 1 |
| #7 | Goshia Herman C | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2456114A | Condenser structure | |
| US2474646A | Split stator | |
| US2359031A | Mounting means | |
| US2264502A | Variable electrical condenser and method of making same | |
| US2250329A | Variable electrical condenser and method of manufacture | |
| US2192393A | Selective rotary control means | |
| US1993820A | Multiple vernier adjusting mechanism for variable condensers | |
| US1934907A | Variable condenser | |
| US1887485A | Container | |
| US1887449A | Container | |
| US1799080A | Condenser | |
| US1887448A | Container | |
| US1756447A | Variable condenser | |
| US1479358A | Metallic receptacle | |
| US1459903A | Bung for metallic receptacles | |
| US1207937A | Metallic receptacle. | |
| US1164364A | Shipping-case. | |
| US1090218A | Metallic receptacle. | |
| US1146116A | Packing-case. | |
| US943687A | Metallic barrel. |