Average Co-Inventor Count = 1.50
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. Nishikawa Rubber Co., Ltd. (3 from 231 patents)
3 patents:
1. 9969250 - Sealing member of door for car
2. 9931922 - Sealing member of door for car
3. 9623739 - Construction for securing a trim strip