| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 4 | |
| #2 | Japan | 3 | |
| #3 | Italy | 2 | |
| #4 | United States | 2 | |
| #5 | United Kingdom | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machine tools | |
| #2 | Materials and metallurgy | |
| #3 | Chemical engineering |
| # | Technology | |
|---|---|---|
| #1 | Textile treatments | |
| #2 | Punching metal | |
| #3 | Metal tempering | |
| #4 | Making screws |
| # | Name | Total Patents |
|---|---|---|
| #1 | Steffes Paul | 4 |
| #2 | Lueckert Lothar | 3 |
| #3 | Pohl Christoph | 2 |
| #4 | Pohl Christoph Dr Ing Dr | 2 |
| #5 | Proll Carl-Erich | 2 |
| #6 | Rotaaru Riyutsukeruto | 2 |
| #7 | Pohl Hans Christoph Dr Ing Dr | 1 |
| #8 | Kurisutofu Pooru | 1 |
| #9 | Burufu Beeingu | 1 |
| #10 | Witt Willi | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE3127716A1 | Apparatus for bending and hardening or just for hardening bar-shaped workpieces, in particular leaf springs | |
| JPS5674341A | Device for rolling parabolic spring | |
| DE2940267A1 | METHOD AND DEVICE FOR COLORING AND FIXING KNITTED CLOTHING | |
| DE2912365A1 | Bending and hardening leaf springs without distortion - using bending dies as quenching jigs and rapidly replaced via trolley located above quenching tank | |
| DE2912364A1 | DEVICE FOR BENDING AND HARDENING ROD-SHAPED MATERIAL |