| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 15 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Clutches and brakes | |
| #2 | Pipes | |
| #3 | Vehicle brake control systems | |
| #4 | Railway brakes |
BENNO R DIERFELD has a total of 15 patent applications. Its first patent ever was published in 1922. It filed its patents most often in Germany. Its main competitors in its focus markets mechanical elements and transport are PENTZ MOTOR BRAKE CORP, POWER TRANSMISSION TECH and AP FRANCE S A.
| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 15 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Clutches and brakes | |
| #2 | Pipes | |
| #3 | Vehicle brake control systems | |
| #4 | Railway brakes |