Akihiro Funyu
13Patents
6h-index
18Co-inventors
59Inventor score
Filing activity: Sep 17, 1999 → Jan 8, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6353561B1 | Semiconductor integrated circuit and method for controlling the same | Physics | 85 | Expired |
| US6535950B1 | Semiconductor memory device having a refresh operation | Physics | 34 | Expired |
| US6292426A | Semiconductor memory device having an SRAM and a DRAM on a single chip | Physics | 16 | Expired |
| US6396758B2 | Semiconductor memory device | Physics | 15 | Expired |
| US8111575B2 | Semiconductor device | Physics | 10 | Active |
| US6404688B2 | Semiconductor memory device having a self-refresh operation | Physics | 6 | Expired |
| US6452453B1 | Constant-current generator, differential amplifier, and semiconductor integrated circuit | Electricity | 5 | Expired |
| US7113441B2 | Semiconductor memory | Physics | 5 | Expired |
| US6724675B2 | Semiconductor memory device and electronic apparatus | Physics | 5 | Expired |
| US7471585B2 | Semiconductor memory | Physics | 4 | Active |
| US7114025B2 | Semiconductor memory having test function for refresh operation | Physics | 3 | Expired |
| US6735141B2 | Semiconductor memory device having an SRAM and a DRAM on a single chip | Physics | 2 | Expired |
| US6496433B2 | Semiconductor device and semiconductor device testing method | Physics | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.