Average Co-Inventor Count = 1.00
ph-index = 1
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. Purpose Company Limited (2 from 25 patents)
2 patents:
1. 11397003 - Premixing apparatus, heat source apparatus, and water heater
2. 10655848 - Premixing apparatus, heat source apparatus, and water heater