Average Co-Inventor Count = 4.76
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. Ckd Corporation (5 from 317 patents)
5 patents:
1. 8839808 - Assembling structure of actuator part of fluid control valve, and fluid control valve formed with the structure
2. D672013 - Open/close valve
3. D672014 - Open/close valve
4. D671621 - Open/close valve
5. D671194 - Open/close valve