| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 21 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Machine tools | |
| #3 | Mechanical elements | |
| #4 | Packaging and shipping | |
| #5 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Turning | |
| #3 | Clutches and brakes | |
| #4 | Transport or storage devices | |
| #5 | Unspecified technologies | |
| #6 | Accessories for machine tools | |
| #7 | Electrically-conductive connections | |
| #8 | Shafts | |
| #9 | Lubricating |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bocorselski Frank E | 21 |
| #2 | Lassiter Columbus K | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1278428A | Drill-socket. | |
| US1278427A | Drill-chuck. | |
| US1131991A | Rotary drill. | |
| US1131989A | Fuel-feeder. | |
| US1131988A | Fuel-feeder. | |
| US1094972A | Antifrictional device for relatively movable parts. | |
| US1068211A | Metal-cutting tool. | |
| US1040610A | Tap and reamer. | |
| US1061809A | Binding-post. | |
| US1020476A | Universal joint. | |
| US938113A | Drilling attachment for various classes of machines. | |
| US945368A | Adjustable holder for drills or other objects. | |
| US904926A | Metal-working machine. | |
| US875979A | Multiple drilling-machine. | |
| US739642A | Universal joint. | |
| US719411A | Universal joint. | |
| US694605A | Oil-cup for shaft-bearings. | |
| US678093A | Universal joint. | |
| US666406A | Universal joint. | |
| US658057A | Universal joint. |