Average Co-Inventor Count = 3.95
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. Mitsubishi Rayon Cleansui Company, Limited (5 from 10 patents)
5 patents:
1. D809091 - Water purifier
2. D799635 - Water purifier
3. D799636 - Water purifier
4. D794747 - Water purifier
5. D794748 - Water purifier