Average Co-Inventor Count = 1.59
ph-index = 4
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. Panasonic Corporation (4 from 16,453 patents)
2. Osaka University (1 from 985 patents)
5 patents:
1. 11667401 - Multicopter system and method for transferring goods
2. D688231 - Speaker box
3. D688230 - Speaker system for portable device
4. D681606 - Speaker box
5. D681607 - Speaker box