Average Co-Inventor Count = 6.00
ph-index = 2
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. (3 from 27,375 patents)
2. Other (1 from 832,891 patents)
4 patents:
1. 6828621 - Nonvolatile semiconductor memory device and method for fabricating the same
2. 6784040 - Nonvolatile semiconductor memory device and method for fabricating the same
3. 6642572 - Nonvolatile semiconductor memory device and method for fabricating the same
4. 6545312 - Nonvolatile semiconductor memory device and method for fabricating the same