| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 73 | |
| #2 | United Kingdom | 8 | |
| #3 | Canada | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Mechanical elements | |
| #3 | Engines, pumps and turbines | |
| #4 | Machine tools | |
| #5 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Unspecified technologies | |
| #2 | Cyclically operating valves | |
| #3 | Gearing | |
| #4 | Venting or aerating devices | |
| #5 | Unspecified technologies | |
| #6 | Shafts | |
| #7 | Percussive tools | |
| #8 | Supplying combustion engines | |
| #9 | Nails | |
| #10 | Wheelchairs and sledges |
| # | Name | Total Patents |
|---|---|---|
| #1 | Norling Reinhold A | 34 |
| #2 | Levedahl Axel | 25 |
| #3 | Ottaway William | 9 |
| #4 | Anderson Adolph | 4 |
| #5 | Sperry Frank E | 3 |
| #6 | Norling Oscar | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1272595A | Governor mechanism for spring-motors. | |
| CA176331A | Pneumatic tool | |
| US1239860A | Gun-carriage. | |
| US1213995A | Spring-fork for motor-cycles. | |
| US1213994A | Motor-cycle stand. | |
| US1208338A | Connecting-rod for pneumatic drills. | |
| US1170980A | Transmission-gear and clutch. | |
| US1133483A | Automatic shut-off device. | |
| US1189268A | Clamping device. | |
| US1169171A | Motor-cycle support. | |
| US1105669A | Rivet-set retainer. | |
| US1124545A | Locking device for change-speed gearing. | |
| US1142357A | Transmission-gearing. | |
| US1099392A | Pneumatic-turbine drill. | |
| US1158543A | Electric drill. | |
| GB191316687A | Improvements in and relating to Change Speed Gear. | |
| US1105687A | Carbureter. | |
| US1128717A | Carbureter. | |
| US1135046A | Carbureter. | |
| US1095530A | Unit-control device. |