Ken Shibata
35Patents
9h-index
22Co-inventors
75Inventor score
Filing activity: Jun 10, 1994 → Jan 17, 2019
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5754838A | Synchronous dynamic memory device capable of operating over wide range of operation frequencies | Physics | 86 | Expired |
| US5473198A | Semiconductor memory device bonding pad arrangement | Electricity | 38 | Expired |
| US6339552B1 | Semiconductor device | Physics | 32 | Expired |
| US6424590B1 | Semiconductor device | Physics | 22 | Expired |
| US7940542B2 | Semiconductor device having multiport memory | Electricity | 20 | Active |
| US9349438B2 | Semiconductor storage device | Physics | 17 | Active |
| US7453738B2 | Semiconductor device | Physics | 16 | Expired |
| US7693000B2 | Semiconductor device | Physics | 13 | Active |
| US9548106B2 | Semiconductor storage device | Physics | 9 | Active |
| US6954384B2 | Semiconductor device | Physics | 8 | Expired |
| US5880531A | Lead on chip semiconductor memory device with multiple bit configuration | Electricity | 7 | Expired |
| US8467214B2 | Semiconductor device having multiport memory | Electricity | 7 | Active |
| US8189358B2 | Semiconductor device having multiport memory | Electricity | 6 | Active |
| US10373191B2 | Advertisement translation device, advertisement display device, and method for translating an advertisement | Physics | 5 | Active |
| US8867253B2 | Semiconductor device having multiport memory | Electricity | 5 | Active |
| US9378773B2 | Semiconductor device having multiport memory | Electricity | 4 | Active |
| US8031546B2 | Semiconductor device | Physics | 3 | Active |
| US9830975B2 | Semiconductor device having multiport memory | Electricity | 2 | Active |
| US9672872B2 | Semiconductor device having multiport memory | Electricity | 2 | Active |
| US5835020A | Multiple communication system and apparatus | Electricity | 2 | Expired |
| US9978445B2 | Semiconductor storage device | Physics | 1 | Active |
| US10224095B2 | Semiconductor device having multiport memory | Electricity | 1 | Active |
| US10566047B2 | Semiconductor device having multiport memory | Electricity | 0 | Active |
| US8644090B2 | Semiconductor device | Physics | 0 | Active |
| US9478554B2 | Semiconductor device and method of manufacturing semiconductor device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.