Koki Sai
8Patents
0h-index
6Co-inventors
30Inventor score
Filing activity: Aug 10, 2017 → Aug 19, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US11689177B2 | Electronic device and manufacturing method therefor | Electricity | 0 | Active |
| US11950360B2 | Method for manufacturing ceramic substrate and ceramic substrate | Electricity | 0 | Active |
| US11437566B2 | Piezoelectric substrate manufacturing device and piezoelectric substrate manufacturing method | Electricity | 0 | Active |
| US10523173B2 | Quartz crystal resonator and method for manufacturing the same, and quartz crystal resonator unit and method for manufacturing the same | Electricity | 0 | Active |
| US11063573B2 | Quartz crystal resonator and quartz crystal resonator unit | Electricity | 0 | Active |
| US11342900B2 | Quartz crystal resonator, quartz crystal resonator unit, and method of manufacturing quartz crystal resonator | Electricity | 0 | Active |
| US12155367B2 | Method for manufacturing ceramic substrate and ceramic substrate | Emerging Cross-Sectional Technologies | 0 | Active |
| US12034432B2 | Vibration element, vibrator, and method for producing vibration element with a vibrating piece having a protruding part for improved vibration characteristics | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.