Shingo Sumi
12Patents
4h-index
30Co-inventors
60Inventor score
Filing activity: Oct 27, 1992 → Apr 18, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5334463A | Hybrid fuel battery system and the operation method thereof | Emerging Cross-Sectional Technologies | 96 | Expired |
| US5559333A | Apparatus of non-dispersive infrared analyzer | Physics | 13 | Expired |
| US7671818B2 | Antenna device with integrated connection cable, and radio apparatus | Electricity | 6 | Active |
| US5271894A | Chemiluminescent analyzer | Physics | 4 | Expired |
| US10651540B2 | Antenna unit and electronic device | Electricity | 3 | Active |
| US10630330B2 | Antenna unit and electronic device | Electricity | 2 | Active |
| US11011824B2 | Antenna unit and electronic device | Electricity | 1 | Active |
| US10651556B2 | Antenna unit and electronic device | Electricity | 1 | Active |
| US11424536B2 | Multiband compatible antenna and radio communication device | Electricity | 0 | Active |
| US10886620B2 | Antenna | Electricity | 0 | Active |
| US11527811B2 | Antenna unit and electronic device | Electricity | 0 | Active |
| US8180414B2 | Portable radio device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.