Norichika Kai
7Patents
3h-index
16Co-inventors
54Inventor score
Filing activity: Nov 18, 1982 → Nov 24, 2015
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5256174A | Gas separator system | Performing Operations; Transporting | 55 | Expired |
| US5687676A | Steam generator | Mechanical Engineering; Lighting; Heating | 4 | Expired |
| US8899163B2 | Biomass pulverizing apparatus and biomass/coal mixed-combustion system | Emerging Cross-Sectional Technologies | 3 | Active |
| US4493269A | Direct pulverized fuel fired system | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US4464999A | Direct pulverized fuel fired system | Mechanical Engineering; Lighting; Heating | 0 | Expired |
| US10589280B2 | Mill roller and pulverizer | General | 0 | Revoked |
| US10625268B2 | Mill roller and pulverizer | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.