| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 4 | |
| #2 | EPO (European Patent Office) | 4 | |
| #3 | WIPO (World Intellectual Property Organization) | 3 |
| # | Industry | |
|---|---|---|
| #1 | Measurement | |
| #2 | Basic communication technologies | |
| #3 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Measuring volume | |
| #2 | Pulse technique | |
| #3 | Measuring speed and acceleration | |
| #4 | Pipes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Leiter Alfred | 9 |
| #2 | Weber Gerhard | 9 |
| #3 | Hentzschel Hans-Peter Dr Rer N | 5 |
| #4 | Forster Michael Dipl-Ing | 3 |
| #5 | Hentzschel Hans-Peter | 3 |
| #6 | Foerster Michael Dipl Ing | 3 |
| #7 | Foerster Michael | 3 |
| #8 | Hentzschel Hans-Peter Dr Rer-N | 1 |
| #9 | Tietje Axel | 1 |
| #10 | Wassermesserfabrik Andrae Gmbh | 1 |
| Publication | Filing date | Title |
|---|---|---|
| DE3923048A1 | Water meter with measurement mechanism in beaker container - has lid secured by cheaply replaceable element sheared off by excessive internal forces | |
| DE3733944A1 | INDUCTIVE PROXIMITY SENSOR | |
| DE3733943A1 | METHOD AND DEVICE FOR EXCITING A VIBRATING CIRCUIT | |
| DE3733942A1 | METHOD AND DEVICE FOR DETERMINING THE DIRECTION OF MOVEMENT OF AN ELECTRICALLY CONDUCTIVE OBJECT | |
| EP0274548A1 | Coupling device for instruments in pipelines |