Average Co-Inventor Count = 1.33
ph-index = 2
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. O&k Orenstein & Koppel Aktiengesellschaft (2 from 110 patents)
2 patents:
1. 4206708 - Transporter with pallet cars coupled with each other for escalators
2. 4179020 - Transporter for the transportation of pieces of baggage integrated with