Average Co-Inventor Count = 3.00
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. Toyota Jidosha Kogyo Kabushiki Kaisha (1 from 1,838 patents)
2. Yaskawa Electric Mfg. Co. Ltd. (1 from 17 patents)
1 patent:
1. 4322669 - Device for controlling the feed of machine tools