Average Co-Inventor Count = 2.82
ph-index = 3
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)
2. Other (1 from 832,718 patents)
4 patents:
1. 7210730 - Mounting structure of automobile door
2. 7077450 - Sound-absorbing material for vehicle's lower portion
3. 6874281 - Weather strip for car without metal insert
4. 6684575 - Weather strip for automobile