Average Co-Inventor Count = 4.00
ph-index = 1
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 (3 from 21,351 patents)
3 patents:
1. 6185064 - Tape player having a cam and a mode detecting gear
2. 6149090 - Tape player
3. 5986849 - Tape player having a cam and a mode detecting gear