Average Co-Inventor Count = 6.00
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. Keio University (1 from 340 patents)
2. The University of Electro-communications (1 from 90 patents)
3. Mechano Transformer Corporation (1 from 16 patents)
4. Leadance Corporation (1 from 1 patent)
5. Daiichi Medical (1 from 1 patent)
6. Leadence Corporation (0 patent)
1 patent:
1. 11471074 - Middle ear sound transmission characteristics evaluation system, middle ear sound transmission characteristics evaluation method, and measuring probe