Average Co-Inventor Count = 3.75
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. Sony Corporation (1 from 58,132 patents)
2. Mitsubishi Electric Corporation (1 from 15,942 patents)
2 patents:
1. 11655125 - Passenger conveyor and guide shoe for passenger conveyor
2. 7908258 - Search keyword input device, search keyword input method, and search keyword input program