Average Co-Inventor Count = 3.43
ph-index = 2
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 (1 from 21,351 patents)
2. Mitsubishi Denki K.k. (1 from 488 patents)
2 patents:
1. D315912 - Vacuum pump
2. D303788 - Data input unit for a sewing machine with a touch entry pad