| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Germany | 4 | |
| #2 | Brazil | 3 | |
| #3 | Czechia | 2 | |
| #4 | Hungary | 2 | |
| #5 | Norway | 2 | |
| #6 | Poland | 2 | |
| #7 | United States | 2 | |
| #8 | WIPO (World Intellectual Property Organization) | 2 | |
| #9 | EPO (European Patent Office) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Civil engineering | |
| #3 | Control |
| # | Technology | |
|---|---|---|
| #1 | Locks | |
| #2 | Unspecified technologies | |
| #3 | Registering devices |
| # | Name | Total Patents |
|---|---|---|
| #1 | Lerchner Leonhard | 18 |
| #2 | Hainzlmaier Hermann | 3 |
| Publication | Filing date | Title |
|---|---|---|
| BR9901312A | Flat key | |
| CZ371299A3 | Driving mechanism for a lock, locking cylinder and the like | |
| DE19807553C1 | Lock cylinder operating drive | |
| DE19807577C1 | Lock with electronically encoded key | |
| DE19644308A1 | Flat key | |
| DE19517728A1 | Locking device |