Average Co-Inventor Count = 3.00
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. Emhart Inc. (2 from 591 patents)
2 patents:
1. 5996383 - Lockset with motion detection and ambient light sensors
2. D396798 - Door lock cylinder face