Average Co-Inventor Count = 3.20
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. D307576 - Programmable controller
2. D307577 - Programmable controller
3. D307416 - Programmable controller
4. D307262 - Programmable controller