Ryoji Sakai
25Patents
10h-index
18Co-inventors
68Inventor score
Filing activity: Feb 22, 2006 → Feb 24, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD570868S1 | Computer generated image for a display panel or screen | General | 664 | Expired |
| US7714481B2 | Ultrasonic treatment apparatus | Human Necessities | 348 | Active |
| US7645278B2 | Coagulating cutter | Human Necessities | 246 | Active |
| USD585904S1 | Computer generated image for a display panel or screen | General | 42 | Expired |
| USD585905S1 | Computer generated image for a display panel or screen | General | 28 | Expired |
| USD563989S1 | Computer generated image for a display panel or screen | General | 23 | Expired |
| USD563983S1 | Computer generated image for a display panel or screen | General | 20 | Expired |
| USD589976S1 | Computer generated image for a display panel or screen | General | 19 | Expired |
| USD593127S1 | Computer generated image for a display panel or screen | General | 14 | Expired |
| USD563987S1 | Computer generated image for a display panel or screen | General | 11 | Expired |
| USD563988S1 | Computer generated image for a image panel or screen | General | 9 | Expired |
| US11807106B2 | Control device, control method, and recording medium | Emerging Cross-Sectional Technologies | 1 | Active |
| US11695141B2 | Fuel cell system | Emerging Cross-Sectional Technologies | 0 | Active |
| US12109886B2 | Control device, control method, and recording medium | Emerging Cross-Sectional Technologies | 0 | Active |
| US8314776B2 | Substrate processing apparatus, display method, storage medium, and program | Electricity | 0 | Active |
| US11804614B2 | Power supply system, power supply method and non-transitory computer readable medium | Emerging Cross-Sectional Technologies | 0 | Active |
| US11380921B2 | System, method of controlling system, and storage medium | Emerging Cross-Sectional Technologies | 0 | Active |
| US11424464B2 | Fuel cell system, method of controlling fuel cell system, and storage medium | Emerging Cross-Sectional Technologies | 0 | Active |
| US12407011B2 | Fuel cell system | Emerging Cross-Sectional Technologies | 0 | Active |
| US11634035B2 | Power source system and power source system control method | Emerging Cross-Sectional Technologies | 0 | Active |
| US11791481B2 | Fuel cell system | Emerging Cross-Sectional Technologies | 0 | Active |
| US11097636B2 | Fuel cell vehicle | Emerging Cross-Sectional Technologies | 0 | Active |
| US11498455B2 | Fuel cell system, control method therefor, and non-transitory computer-readable storage medium in which a program is stored | Emerging Cross-Sectional Technologies | 0 | Active |
| US11522207B2 | Fuel cell system, method of controlling fuel cell system, and storage medium | Emerging Cross-Sectional Technologies | 0 | Active |
| US9193432B2 | Stratospheric stay facility | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.