Average Co-Inventor Count = 1.20
ph-index = 1
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. Otis Elevator Company (3 from 2,623 patents)
3 patents:
1. 10435272 - Preferred elevator selection with dispatching information using mobile phone app
2. 10302440 - Navigation terminal, system and method for taking elevator
3. 9815664 - Stranger prevention for elevator destination entry system