Average Co-Inventor Count = 5.00
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. Mitsubishi Denki Kabushiki Kaisha (4 from 21,351 patents)
4 patents:
1. 4844469 - Golf trainer for calculating ball carry
2. 4615526 - Computing golf trainer with magnetic sensor
3. 4542906 - Computer aided golf training device
4. 4451043 - Golf trainer