Average Co-Inventor Count = 1.36
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. Matsuo Industries, Inc. (3 from 18 patents)
3 patents:
1. 11986134 - Sheet dispensing device
2. D970915 - Wet sheet dispenser
3. D875422 - Wet sheet dispenser