Average Co-Inventor Count = 1.71
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. Nihon Plast Co., Ltd. (2 from 227 patents)
2. Cubic Co., Ltd (1 from 12 patents)
2 patents:
1. 6022438 - Method for producing steering wheel to which liquid pressure transfer
2. 4411331 - Automotive steering column cover