Satoru Akiyama
66Patents
10h-index
72Co-inventors
81Inventor score
Filing activity: Aug 20, 2001 → Aug 2, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7603592B2 | Semiconductor device having a sense amplifier array with adjacent ECC | Physics | 32 | Active |
| US9100019B2 | Semiconductor driver circuit and power conversion device | Electricity | 26 | Active |
| US6487135B2 | Semiconductor device | Physics | 26 | Expired |
| US7574648B2 | Semiconductor device | Physics | 25 | Active |
| US7408218B2 | Semiconductor device having plural dram memory cells and a logic circuit | Electricity | 24 | Expired |
| US7224629B2 | Memory device having high speed sense amplifier comprising pull-up circuit and pull-down circuits with different drivability for each | Electricity | 14 | Expired |
| US6848035B2 | Semiconductor device with multi-bank DRAM and cache memory | Physics | 14 | Expired |
| US6671210B2 | Three-transistor pipelined dynamic random access memory | Physics | 12 | Expired |
| US7492655B2 | Memory device having high speed sense amplifier comprising pull-up circuit and pull-down circuits with drivability for each | Electricity | 11 | Active |
| US7304910B1 | Semiconductor memory device with sub-amplifiers having a variable current source | Physics | 11 | Active |
| US7489588B2 | Semiconductor memory device having a main amplifier equipped with a current control circuit in a burst read operation | Physics | 10 | Active |
| US8199596B2 | Semiconductor memory device having a plurality of sense amplifier circuits | Electricity | 10 | Active |
| US7843751B2 | Semiconductor memory device comprising sense amplifier having P-type sense amplifier and N-type sense amplifiers with different threshold voltages | Electricity | 9 | Active |
| US9764640B2 | Travel control apparatus for vehicle | Performing Operations; Transporting | 8 | Active |
| US9637107B2 | Travel control apparatus for vehicle | Performing Operations; Transporting | 7 | Active |
| US7683419B2 | Semiconductor device having plural DRAM memory cells and a logic circuit and method for manufacturing the same | Electricity | 6 | Active |
| US9048119B2 | Semiconductor device with normally off and normally on transistors | Electricity | 6 | Active |
| US7659769B2 | Semiconductor device | Electricity | 6 | Active |
| US8106441B2 | Semiconductor device having plural DRAM memory cells and a logic circuit and method for manufacturing the same | Electricity | 6 | Active |
| US7193884B2 | Semiconductor memory device | Physics | 5 | Expired |
| US7016246B2 | Three-transistor refresh-free pipelined dynamic random access memory | Physics | 5 | Expired |
| US7903492B2 | Semiconductor device | Electricity | 5 | Active |
| US7876627B2 | Semiconductor memory device having a sense amplifier circuit with decreased offset | Electricity | 5 | Active |
| US9776641B2 | Travel control apparatus for vehicle | Performing Operations; Transporting | 4 | Active |
| US7804118B2 | Semiconductor device having plural DRAM memory cells and a logic circuit and method for manufacturing the same | Electricity | 4 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.