Average Co-Inventor Count = 2.67
ph-index = 3
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. Matsushita Electric Industrial Co., Ltd. (4 from 27,375 patents)
4 patents:
1. 7056618 - Method and structure for connecting batteries
2. D516505 - Battery case
3. D514506 - Battery case
4. D511742 - Battery case