| # | Country | Total Patents | |
|---|---|---|---|
| #1 | China | 3 | |
| #2 | Canada | 2 | |
| #3 | EPO (European Patent Office) | 2 | |
| #4 | Japan | 2 | |
| #5 | Mexico | 2 | |
| #6 | WIPO (World Intellectual Property Organization) | 2 | |
| #7 | Australia | 1 | |
| #8 | Brazil | 1 | |
| #9 | Finland | 1 | |
| #10 | Hong Kong | 1 | |
| #11 | Republic of Korea | 1 | |
| #12 | Norway | 1 | |
| #13 | Poland | 1 | |
| #14 | Taiwan | 1 | |
| #15 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Packaging and shipping |
| # | Technology | |
|---|---|---|
| #1 | Elevators and escalators | |
| #2 | Winches |
| # | Name | Total Patents |
|---|---|---|
| #1 | Glaser Walter | 19 |
| #2 | Glaster Walter | 1 |
| #3 | Glaser Walte | 1 |
| #4 | Walter Glaser | 1 |
| Publication | Filing date | Title |
|---|---|---|
| WO2009131633A1 | Elevator car brake with shoes actuated by springs coupled to gear drive | |
| US5228540A | Elevator car brake with shoes actuated by springs |