| # | Country | Total Patents | |
|---|---|---|---|
| #1 | United States | 200 | |
| #2 | Canada | 25 | |
| #3 | France | 19 | |
| #4 | United Kingdom | 19 | |
| #5 | Germany | 12 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Engines, pumps and turbines | |
| #3 | Machines | |
| #4 | Electrical machinery and energy | |
| #5 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Springs | |
| #2 | Supplying combustion engines | |
| #3 | Unspecified technologies | |
| #4 | Vehicle suspension arrangements | |
| #5 | Dynamo-electric machines | |
| #6 | Shafts | |
| #7 | Unspecified technologies | |
| #8 | Electric switches | |
| #9 | Electric motor controls | |
| #10 | Clutches and brakes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Aseltine Fred E | 51 |
| #2 | Chryst William A | 45 |
| #3 | Teeter Wilford H | 35 |
| #4 | Rossman Edwin F | 19 |
| #5 | Elsey George W | 18 |
| #6 | Kindl Carl H | 16 |
| #7 | Funston Frederick D | 7 |
| #8 | Riedel Walter W | 6 |
| #9 | Bradford Zerbe C | 5 |
| #10 | Parsons Jay C | 3 |
| Publication | Filing date | Title |
|---|---|---|
| US1953178A | Shock absorber | |
| DE609776C | Liquid shock absorbers | |
| DE609070C | Liquid shock absorbers | |
| GB402338A | Improvements in or relating to shock absorbers | |
| GB403284A | Improvements in or relating to shock absorbers | |
| GB402337A | Improvements in or relating to shock absorbers | |
| GB407554A | Improvements in or relating to shock absorbers | |
| US1943520A | Pressure regulator for pressure presses | |
| US1933151A | Shock absorber | |
| US1881666A | Centrifugal device for electric motors | |
| US1930282A | Shock absorber | |
| US1873180A | Centrifugal switch | |
| US1928231A | Shock absorber | |
| US1926339A | Centrifugal switch | |
| US1930317A | Shock absorber | |
| US1880657A | Universal joint | |
| US1928228A | Shock absorber | |
| US1924231A | Shock absorber | |
| US1883882A | Universal joint | |
| US1883895A | Shock absorber |