Average Co-Inventor Count = 2.61
ph-index = 4
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. Kabushiki Kaisha Tokai Rika Denki Seisakusho (4 from 2,006 patents)
4 patents:
1. 4543456 - Switch device for vehicle-speed control
2. 4393280 - Electrical switching arrangement
3. 4379954 - Lever operated plural switch assembly
4. 4293743 - Combination switching means of lever type for motor vehicles