Ryouta Nakai
10Patents
2h-index
8Co-inventors
39Inventor score
Filing activity: Feb 16, 2016 → Jan 23, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US10480509B2 | Scroll-type compressor with oil grooves on scroll sliding surfaces | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US11125230B2 | Scroll compressor having offset portion provided on discharge port to reduce backflow | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US11131305B2 | Scroll compressor having cutout provided on movable wrap to reduce backflow | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US10920775B2 | Scroll compressor with different sized gaps formed between inner and outer peripheral surfaces of scroll laps | Mechanical Engineering; Lighting; Heating | 1 | Active |
| US11703054B2 | Scroll compressor | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11125232B2 | Scroll compressor with cover member defining rear surface adjacent space | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11837932B2 | Stator, motor, and compressor | Electricity | 0 | Active |
| US10502209B2 | Scroll compressor and air conditioning apparatus including the same | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11047384B2 | Scroll compressor with non-uniform gap | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US11408422B2 | Scroll compressor having an arcuate portion side surface clearance larger than a spiral portion side surface clearance | Mechanical Engineering; Lighting; Heating | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.