Average Co-Inventor Count = 2.40
ph-index = 4
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. Del Industries Inc. (5 from 11 patents)
5 patents:
1. 6817541 - Ozone systems and methods for agricultural applications
2. 6500332 - Apparatus for purifying spas/jetted tubs
3. 6499671 - Ozone systems and methods for agricultural applications
4. 6372148 - Apparatus for purifying spas/jetted tubs
5. 6129850 - Apparatus for purifying spas/jetted tubs