Hirofumi Okazaki
35Patents
10h-index
56Co-inventors
78Inventor score
Filing activity: Mar 17, 1995 → Nov 7, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5937770A | Pulverized coal burner | Mechanical Engineering; Lighting; Heating | 33 | Expired |
| US5685242A | Pulverized coal combustion burner | Mechanical Engineering; Lighting; Heating | 29 | Expired |
| US5806443A | Pulverized coal burner and method of using same | Mechanical Engineering; Lighting; Heating | 21 | Expired |
| US6237510A | Combustion burner and combustion device provided with same | Emerging Cross-Sectional Technologies | 18 | Expired |
| US5764535A | Furnace inside state estimation control apparatus of pulverized coal combustion furnace | Mechanical Engineering; Lighting; Heating | 17 | Expired |
| US6715432B2 | Solid fuel burner and method of combustion using solid fuel burner | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6938560B2 | Solid fuel boiler and method of operating combustion apparatus | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US7878130B2 | Overfiring air port, method for manufacturing air port, boiler, boiler facility, method for operating boiler facility and method for improving boiler facility | Mechanical Engineering; Lighting; Heating | 14 | Active |
| US6112676A | Pulverized coal burner | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US6189464A | Pulverized coal combustion burner and combustion method thereby | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US6298796A | Fine coal powder combustion method for a fine coal powder combustion burner | Mechanical Engineering; Lighting; Heating | 8 | Expired |
| US7392752B2 | Solid fuel boiler and method of operating combustion apparatus | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US6889619B2 | Solid fuel burner, burning method using the same, combustion apparatus and method of operating the combustion apparatus | Mechanical Engineering; Lighting; Heating | 7 | Expired |
| US7213522B2 | Solid fuel burner, solid fuel burner combustion method, combustion apparatus and combustion apparatus operation method | Mechanical Engineering; Lighting; Heating | 5 | Expired |
| US6490985B2 | Boiler | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7770528B2 | Solid fuel burner, solid fuel burner combustion method, combustion apparatus and combustion apparatus operation method | Mechanical Engineering; Lighting; Heating | 5 | Active |
| US7922480B2 | Combustion apparatus and wind box | Emerging Cross-Sectional Technologies | 4 | Expired |
| US6338304B2 | Boiler | Emerging Cross-Sectional Technologies | 4 | Expired |
| US7553153B2 | Burner and combustion method for solid fuels | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US7681508B2 | After-air nozzle for two-stage combustion boiler, and a two-stage combustion boiler, boiler and combustion method using the same | Mechanical Engineering; Lighting; Heating | 4 | Active |
| US7665408B2 | Solid fuel burner, burning method using the same, combustion apparatus and method of operating the combustion apparatus | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US9970356B2 | Atomizer, combustion device including atomizer, and gas turbine plant | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US10520196B2 | Cross fire tube with guide ring and angled cooling holes | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US7168374B2 | Solid fuel burner, burning method using the same, combustion apparatus and method of operating the combustion apparatus | Mechanical Engineering; Lighting; Heating | 2 | Expired |
| US9599335B2 | Solid-fuel burner | Mechanical Engineering; Lighting; Heating | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.