Walter Glaser
8Patents
6h-index
5Co-inventors
56Inventor score
Filing activity: May 5, 1977 → Jun 20, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5228540A | Elevator car brake with shoes actuated by springs | Performing Operations; Transporting | 30 | Expired |
| US4364454A | Vehicle door lock for limiting door opening to specified vehicle positions | Performing Operations; Transporting | 22 | Expired |
| US4423799A | Vehicle door lock for limiting door opening to specified vehicle positions | Performing Operations; Transporting | 18 | Expired |
| US5443142A | Elevator door tampering protection system | Performing Operations; Transporting | 10 | Expired |
| US4108281A | Elevator door tampering protection system | Performing Operations; Transporting | 10 | Expired |
| US8511437B2 | Elevator car brake with shoes actuated by springs coupled to gear drive assembly | Performing Operations; Transporting | 6 | Active |
| US4168756A | Electromagnetically compensated scale | Emerging Cross-Sectional Technologies | 4 | Expired |
| US11535494B2 | Door detection system and method | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.