Average Co-Inventor Count = 4.36
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. Schlage Lock Company LLC (2 from 877 patents)
2 patents:
1. 4837822 - Cryptographic based electronic lock system and method of operation
2. 4749072 - Clutch mechanism