Average Co-Inventor Count = 8.00
ph-index = 2
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. Fujikin Inc. (2 from 441 patents)
2. Ckd Corporation (2 from 317 patents)
3. Tokyo Electron Limited (1 from 10,307 patents)
2 patents:
1. 8973615 - Fluid control device
2. 7726333 - Fluid controller