Average Co-Inventor Count = 5.54
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. Mazda Motor Corporation (3 from 4,676 patents)
2. Sharp Corporation (847 patents)
3 patents:
1. 6918289 - Air pressure information display device of vehicle tire
2. 6542071 - Opening-closing member control apparatus for vehicle
3. 5685276 - Engine control system