Average Co-Inventor Count = 1.38
ph-index = 3
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 (3 from 2,005 patents)
3 patents:
1. 5649840 - Power source socket for a vehicle
2. 4954675 - Switch operation indicator
3. 4123632 - Turn signal mechanism for use in motor vehicles