Average Co-Inventor Count = 2.86
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. Kabushiki Kaisha Tokai Rika Denki Seisakusho (2 from 2,004 patents)
2. Mazda Motor Corporation (1 from 4,682 patents)
2 patents:
1. 11110938 - Steering-angle display device
2. 9855846 - Switch device and vehicle switch device