Average Co-Inventor Count = 2.69
ph-index = 5
The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.
Company Filing History:
1. Thyssenkrupp Elevator Ag (4 from 74 patents)
2. Thyssen Aufzuge Gmbh (1 from 4 patents)
3. Thyssen Aufzuege Gmbh (1 from 2 patents)
6 patents:
1. 7510059 - Rope brake
2. 7377371 - Rope brake
3. 7353912 - Elevator system
4. 6854564 - Elevator system
5. 5609239 - Locking system
6. 5456562 - Parking device