Average Co-Inventor Count = 1.50
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. Jvc Kenwood Corporation (1 from 1,362 patents)
2 patents:
1. D656120 - Sound amplifier for vehicle
2. 7259347 - Electric discharge machine that calculates and displays the machining time