Average Co-Inventor Count = 2.00
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. Mabuchi Motor Co., Ltd. (1 from 264 patents)
1 patent:
1. 12326188 - Sliding surface sealing structure, gear box, and motor unit