Average Co-Inventor Count = 4.00
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. Matsushita Electric Industrial Co., Ltd. (2 from 27,375 patents)
2 patents:
1. 7248503 - Semiconductor nonvolatile storage device
2. 6999349 - Semiconductor nonvolatile storage device