| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 38 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Machine tools | |
| #3 | Mechanical elements | |
| #4 | Thermal processes | |
| #5 | Packaging and shipping | |
| #6 | Consumer goods | |
| #7 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Accessories for machine tools | |
| #3 | Gearing | |
| #4 | Grates | |
| #5 | Packaging | |
| #6 | Writing or drawing tools | |
| #7 | Turning | |
| #8 | Unspecified technologies | |
| #9 | Punching metal | |
| #10 | Water-closets with flushing devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Barnes John S | 18 |
| #2 | Barnes Joseph P | 7 |
| #3 | Barnes William F | 5 |
| #4 | Guirl Paul R | 5 |
| #5 | Vincer John R | 3 |
| #6 | Hope Barnes | 2 |
| #7 | Barnes John | 2 |
| #8 | Svenson Ernest J | 2 |
| #9 | Redin Andrew W | 1 |
| #10 | Peterson Ralph M | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US2975740A | Can end seamer | |
| US2906072A | Can cover feed | |
| US2030562A | Metal working apparatus | |
| US2036162A | Machine tool unit | |
| US2114284A | Machine tool and control therefor | |
| US2098220A | Material working apparatus | |
| US2042379A | Metalworking apparatus | |
| US2020868A | Boring machine and the like | |
| US1575027A | Variable-speed-transmission mechanism | |
| US1552978A | Automatic feed mechanism and stop for drilling machines | |
| US1024818A | Variable-speed gearing. | |
| US1043724A | Drilling-machine. | |
| US998227A | Variable-speed gearing. | |
| US979918A | Gearing for drilling-machines. | |
| US973843A | Drilling-machine. | |
| US958604A | Drilling-machine. | |
| US928894A | Variable-speed gearing. | |
| US948583A | Gearing. | |
| US928240A | Speed-gearing. | |
| US948582A | Drilling-machine. |