| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | Canada | 1 | |
| #3 | France | 1 | |
| #4 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Consumer goods |
| # | Name | Total Patents |
|---|---|---|
| #1 | Edward Wittcoff | 5 |
| #2 | Alexander Campa | 1 |
| #3 | Riebold Kasper J | 1 |
| #4 | Wittcoff Edward | 1 |
| #5 | Michael Gluck | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2451140A | Headwear | |
| US2292221A | Headwear | |
| US2207910A | Means for headwear manufacture | |
| US2162149A | Hat | |
| US2078511A | Headwear | |
| GB435207A | Improvements in imitation straw hats | |
| US2040354A | Hat brim and method of constructing the same | |
| US1988101A | Headwear | |
| US1953697A | Imitation straw hat and in the method of producing the same | |
| CA348004A | Imitation straw hat |