| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 8 | |
| #2 | Canada | 2 | |
| #3 | France | 2 | |
| #4 | United Kingdom | 2 | |
| #5 | Denmark | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Audio-visual technology | |
| #3 | Packaging and shipping | |
| #4 | Telecommunications | |
| #5 | Basic communication technologies | |
| #6 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Gearing | |
| #2 | Advertising | |
| #3 | Winches | |
| #4 | Broadcast communication | |
| #5 | Resonators | |
| #6 | Motor vehicles |
| # | Name | Total Patents |
|---|---|---|
| #1 | Benson Melvin B | 6 |
| #2 | Bernard Benson Melvin | 3 |
| #3 | Benson Melvin Bernard | 1 |
| Publication | Filing date | Title |
|---|---|---|
| GB408426A | Improvements in or relating to power transmission and reduction systems | |
| GB391818A | Improvements in or relating to winches | |
| US1942796A | Reduction gear drive | |
| US1942795A | Power transmission and speed reduction system | |
| US1942794A | Speed reducer | |
| US1980713A | Radio receiving system | |
| US1840013A | Radio receiving and reproduction system | |
| US1906516A | Electric sign | |
| US1904192A | Sign | |
| US1907235A | Moving sign | |
| CA347159A | Speed reducing system | |
| CA332472A | Winch |