Average Co-Inventor Count = 3.00
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 (2 from 21,351 patents)
2 patents:
1. 5715104 - Magnetic recording and reproducing apparatus for high speed dubbing
2. 5481414 - Magnetic recording and reproducing apparatus including a track scanning