Average Co-Inventor Count = 2.00
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 832,812 patents)
2. Sybrig, Inc. (1 from 1 patent)
3 patents:
1. 5799340 - Water-conserving urinal
2. 5575020 - Water-conserving urinal
3. 5390374 - Water-conserving urinal