Average Co-Inventor Count = 3.43
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. Sapporo Breweries Limited (1 from 113 patents)
2. Sapporo Holdings Limited (1 from 8 patents)
2 patents:
1. 9914630 - Tap, server, pouring member, and attachment/detachment tool
2. 9420822 - Effervescent beverage product and method relating to same