| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 3 | |
| #2 | Austria | 2 | |
| #3 | United Kingdom | 2 | |
| #4 | United States | 2 | |
| #5 | Canada | 1 | |
| #6 | Denmark | 1 | |
| #7 | Spain | 1 |
| # | Industry | |
|---|---|---|
| #1 | Control | |
| #2 | Measurement |
| # | Technology | |
|---|---|---|
| #1 | Systems controlling non-electric variables | |
| #2 | Measuring speed and acceleration |
| # | Name | Total Patents |
|---|---|---|
| #1 | Jahns Wilhelm | 10 |
| #2 | Wilhelm Jahns | 1 |
| Publication | Filing date | Title |
|---|---|---|
| US1116707A | Centrifugal governor. | |
| GB191223368A | Improvements in Governors for Steam Engines and the like. | |
| CA105954A | Centrifugal regulator | |
| US943600A | Centrifugal regulator. | |
| GB190613132A | Improvements relating to Centrifugal Governors. |