| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 26 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Weapons | |
| #3 | Environmental technology | |
| #4 | Machines | |
| #5 | Machine tools | |
| #6 | Engines, pumps and turbines |
| # | Technology | |
|---|---|---|
| #1 | Aeroplanes | |
| #2 | Parachutes | |
| #3 | Mountings for cannons and pistols | |
| #4 | Climate change mitigation in transportation | |
| #5 | Cooling of machines | |
| #6 | Punching metal | |
| #7 | Unspecified technologies | |
| #8 | Postal sorting |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lesnick Robert N | 5 |
| #2 | Bertran Edward M | 5 |
| #3 | Brown Dayton T | 3 |
| #4 | Eddy Edwyn A | 3 |
| #5 | Horncastle Thomas E | 2 |
| #6 | Frey Christopher J | 2 |
| #7 | Yujuico Pedro S | 2 |
| #8 | Gwinn Jr Joseph M | 1 |
| #9 | Hardman George W | 1 |
| #10 | Thurston David B | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2362361A | Aircraft | |
| US2362381A | Aircraft cowling construction | |
| US2351893A | Aircraft | |
| US2396314A | Aircraft armament | |
| US2352074A | Aircraft | |
| US2320227A | Sorting apparatus | |
| US2362345A | Dive bombing airplane | |
| US2349630A | Aircraft cockpit canopy | |
| US2323367A | Airplane landing gear | |
| US2321075A | Means for forming sheet metal | |
| US2349182A | Gun operation signal mechanism | |
| US2332378A | Aircraft armament | |
| US2303479A | Machine gun and magazine | |
| US2349101A | Gunfire control | |
| US2364510A | Gun ammunition magazine | |
| US2364509A | Airplane wing gun mount | |
| US2292671A | Airplane retractable landing gear locking and signaling means | |
| US2278910A | Airplane gear | |
| US2290850A | Folding wing airplane | |
| US2355210A | Airplane retractible tail wheel or skid mount |