| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Switzerland | 7 | |
| #2 | Germany | 4 | |
| #3 | France | 3 | |
| #4 | United Kingdom | 2 | |
| #5 | United States | 2 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Measurement | |
| #3 | Packaging and shipping | |
| #4 | Machine tools | |
| #5 | Surface technology and coating | |
| #6 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Shaping of plastics | |
| #2 | Postal sorting | |
| #3 | Measuring length, angles and areas | |
| #4 | Perforating | |
| #5 | Metal-working | |
| #6 | Linoleum | |
| #7 | Transport or storage devices | |
| #8 | Closing and opening bottles | |
| #9 | Layered products | |
| #10 | Handling thin material |
| # | Name | Total Patents |
|---|---|---|
| #1 | Spranger Helmut | 6 |
| #2 | Alexander Frenzel | 6 |
| #3 | Helmut Spranger | 6 |
| #4 | Hans-Joachim Eisentraut | 5 |
| #5 | Eisentraut Hans-Joachim | 5 |
| #6 | Schreiber Erhard | 5 |
| #7 | Frenzel Alexander | 5 |
| #8 | Erhard Schreiber | 4 |
| #9 | Kaestner Dieter Dipl Ing | 2 |
| #10 | Broy Werner Dr | 2 |
| Publication | Filing date | Title |
|---|---|---|
| DE2155509A1 | Monitoring continuously extruded profile - with dimensional and mass readings emitted from a single unit | |
| FR2159578A5 | Continuous profile section monitor - with simultaneous measurement of local size and mass of extruded plastic pipe | |
| GB1250036A | A device for testing the dimensional accuratcy of axially symmetrical parts | |
| FR2057452A5 | Control and monitoring of plastics injection - moulding | |
| US3540585A | Method of assembling and testing spray controls | |
| US3501618A | Electric arc process for producing apertures in plastic elements | |
| GB1176566A | Method and Apparatus for Extruding Plastics Material |