Average Co-Inventor Count = 2.94
ph-index = 7
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. Renesas Technology Corp. (13 from 3,781 patents)
2. Hitachi Ulsi Systems Co., Ltd. (9 from 336 patents)
3. Renesas Electronics Corporation (7 from 7,533 patents)
4. Other (3 from 832,912 patents)
5. Hitachi Device Engineering Co., Ltd. (3 from 217 patents)
6. Hitachi, Ltd. (1 from 42,517 patents)
24 patents:
1. 9530485 - Semiconductor integrated circuit device with reduced leakage current
2. 9111636 - Semiconductor integrated circuit device with reduced leakage current
3. 8797791 - Semiconductor integrated circuit device with reduced leakage current
4. 8437179 - Semiconductor integrated circuit device with reduced leakage current
5. 8232589 - Semiconductor integrated circuit device with reduced leakage current
6. 8125017 - Semiconductor integrated circuit device with reduced leakage current
7. 7964484 - Semiconductor integrated circuit device with reduced leakage current
8. 7569881 - Semiconductor integrated circuit device with reduced leakage current
9. 7436247 - Step-down circuit with stabilized output voltage
10. 7388238 - Semiconductor integrated circuit device with reduced leakage current
11. 7208999 - Step-down circuit with stabilized output voltage
12. 7203116 - Semiconductor memory device
13. 7087942 - Semiconductor integrated circuit device with reduced leakage current
14. 7082063 - Semiconductor memory device
15. 6998674 - Semiconductor integrated circuit device with reduced leakage current