Average Co-Inventor Count = 5.05
ph-index = 4
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. Hitachi, Ltd. (2 from 42,496 patents)
2. Mazda Motor Corporation (2 from 4,680 patents)
4 patents:
1. 4845821 - Assembling apparatus
2. 4790709 - Article picking up mechanism
3. D287368 - Industrial robot
4. 4563126 - Casing of blower and ventilating fan utilizing the casing