| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 11 | |
| #2 | France | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Machine tools | |
| #3 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Producing goods from plastic | |
| #2 | Unspecified technologies | |
| #3 | Vehicle wheels | |
| #4 | Ammunition fuzes | |
| #5 | Cutting | |
| #6 | Unspecified technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Errig William F | 10 |
| #2 | Pfundt George M | 5 |
| #3 | De Hart Edward S | 4 |
| #4 | Janowski Henry M | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2405023A | Fuse | |
| US2174874A | Tire-treating apparatus | |
| US2159786A | Support | |
| US2149010A | Apparatus for making incisions | |
| US2150650A | Tire rim | |
| US2178665A | Apparatus for making incisions | |
| US2192130A | Automatic slotter for tires | |
| US2028053A | Cross-groovers for tires | |
| US2031472A | Hand tire-groover | |
| US2015635A | Grooving device | |
| US2003630A | Pipe cutter |