| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 6 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | WIPO (World Intellectual Property Organization) | 2 | |
| #4 | China | 1 | |
| #5 | German Democratic Republic | 1 | |
| #6 | Denmark | 1 | |
| #7 | Spain | 1 | |
| #8 | Finland | 1 | |
| #9 | Hungary | 1 | |
| #10 | Israel | 1 | |
| #11 | India | 1 | |
| #12 | United States | 1 | |
| #13 | Yugoslavia (Serbia and Montenegro) | 1 | |
| #14 | South Africa | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements | |
| #2 | Machines |
| # | Technology | |
|---|---|---|
| #1 | Gearing | |
| #2 | Unspecified technologies | |
| #3 | Shafts | |
| #4 | Servomotors | |
| #5 | Venting or aerating devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Bollmann Dieter | 18 |
| #2 | Bollman Dieter | 1 |
| #3 | Dieter Bollmann | 1 |
| #4 | Bolimann D | 1 |
| Publication | Filing date | Title |
|---|---|---|
| ZA8808713B | Gears | |
| DD283669A5 | Transmission | |
| DE3801930A1 | BOLLMANN GEARBOX | |
| DE3734450A1 | AXIAL GROOVE BALL BEARING | |
| DE3720275A1 | Worm drive | |
| DE3405898A1 | Shut-off valve | |
| DE3144306A1 | Spindle drive | |
| DE2924536A1 | Hinging spindle drive system - has balls in cage engaging between helical spindle teeth and in bearings in piston |