Average Co-Inventor Count = 1.33
ph-index = 3
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. Other (2 from 832,880 patents)
2. Sargent & Greenleaf, Inc. (2 from 62 patents)
4 patents:
1. 6658773 - Label with luminescence inside
2. 6257005 - Air conditioner pressure status meter and warning device
3. 5003802 - Dial and dial ring assembly with detenting feature
4. 4887445 - Electronic lock for hotel room safes and the like