Average Co-Inventor Count = 1.71
ph-index = 6
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 (6 from 2,625 patents)
6 patents:
1. D747990 - Key pad for destination selection controller
2. D747991 - Touch pad for destination selection controller
3. D708084 - Key pad for destination selection controller
4. D705108 - Touch pad for destination selection controller
5. D702579 - Touch pad for destination selection controller
6. D598396 - Control panel for an elevator