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. Taisho Pharmaceutical Co., Ltd. (1 from 314 patents)
2. Misawa Homes Co., Ltd. (1 from 26 patents)
3. Shin Nikkei Company, Ltd. (1 from 2 patents)
2 patents:
1. 6818662 - Pharmaceutical composition
2. 5509973 - Roof panel and roof structure with solar batteries