Average Co-Inventor Count = 2.00
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. Fujitsu Semiconductor Limited (4 from 1,674 patents)
2. Fujitsu Corporation (2 from 39,237 patents)
6 patents:
1. 8867293 - Semiconductor memory device changing refresh interval depending on temperature
2. 8472275 - Semiconductor memory device changing refresh interval depending on temperature
3. 8238188 - Semiconductor memory device changing refresh interval depending on temperature
4. 7916568 - Semiconductor memory device changing refresh interval depending on temperature
5. 7453754 - Semiconductor memory device changing refresh interval depending on temperature
6. 7196956 - Semiconductor memory device changing refresh interval depending on temperature