Average Co-Inventor Count = 5.00
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. Shizuoka University (2 from 181 patents)
2. Saginomiya Seisakusho, Inc. (2 from 70 patents)
2 patents:
1. 10511914 - Electret element, microphone having electret element mounted therein and electret element manufacturing method
2. 10405103 - Electret element, microphone having electret element mounted therein and electret element manufacturing method