Average Co-Inventor Count = 5.09
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. Tdk Corporation (2 from 7,952 patents)
2. Tokyo Institute of Technology (1 from 566 patents)
2 patents:
1. 12329036 - Dielectric thin film, dielectric thin film element, piezoelectric actuator, piezoelectric sensor, head assembly, head stack assembly, hard disk drive, printer head and inkjet printer device
2. 11005028 - Piezoelectric composition and piezoelectric element