| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 32 | |
| #2 | Canada | 23 |
| # | Industry | |
|---|---|---|
| #1 | Electrical machinery and energy | |
| #2 | Measurement | |
| #3 | Transport | |
| #4 | Machines | |
| #5 | Machine tools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Arbuckle Samuel F | 47 |
| #2 | Coulter Guy H | 9 |
| #3 | Brockway Carl P | 3 |
| #4 | Coulter Tuy H | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1895906A | Beam adjusting means | |
| US1853533A | Depressible beam headlight | |
| US1768656A | Auxiliary reflector and shield for headlights | |
| US1772175A | Headlight for producing multicolored beams | |
| US1826712A | Fixed focus head lamp | |
| US1812623A | Headlight socket and means for mounting same | |
| US1865073A | Bulb adapter | |
| US1820522A | Lamp shield | |
| US1747859A | Light-bulb-adjusting device | |
| US1748057A | Beam-adjusting means | |
| US1772770A | Lamp-adjusting mechanism | |
| US1744725A | Headlight lens | |
| US1774124A | Adjustable headlight socket | |
| US1804665A | Lamp focusing mechanism | |
| US1786814A | Lamp focusing mechanism | |
| US1768655A | Lamp-focusing apparatus | |
| US1729610A | Bulb adjuster | |
| US1768667A | Bulb adjuster | |
| US1747858A | Bulb adjuster | |
| US1735451A | Lamp-adjusting apparatus |