Average Co-Inventor Count = 2.34
ph-index = 16
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. Ricoh Company, Ltd. (49 from 28,407 patents)
2. Kabushiki Kaisha Toshiba (48 from 52,537 patents)
3. Toshiba Memory Corporation (7 from 2,955 patents)
4. Kioxia Corporation (2 from 2,600 patents)
106 patents:
1. 11984167 - Memory system performing read operation with read voltage
2. 11475962 - Memory system performing read operation with read voltage
3. 11100985 - Nonvolatile semiconductor memory device
4. 10916312 - Memory system performing read of nonvolatile semiconductor memory device
5. 10373692 - Memory system performing read of nonvolatile semiconductor memory device
6. 10242735 - Nonvolatile semiconductor memory device
7. 10020063 - Memory system performing read of nonvolatile semiconductor memory device
8. 9812195 - Nonvolatile semiconductor memory device
9. 9767913 - Memory system performing read of nonvolatile semiconductor memory device
10. 9685236 - Memory chip, memory device, and reading method
11. 9665426 - Semiconductor device and reading method
12. 9543027 - Memory chip, memory device, and reading method
13. 9543011 - Nonvolatile semiconductor memory device
14. 9524786 - Memory system changing a memory cell read voltage upon detecting a memory cell read error
15. 9324427 - Nonvolatile semiconductor memory device