Naoki Matsuda
188Patents
14h-index
147Co-inventors
89Inventor score
Filing activity: Nov 4, 1991 → Nov 28, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5935337A | Thin-film vapor deposition apparatus | Chemistry; Metallurgy | 38 | Expired |
| USD826664S1 | Cutting tool | General | 33 | Active |
| USD854592S1 | Cutting tool | General | 25 | Active |
| USD892876S1 | Cutting tool | General | 22 | Active |
| US5780767A | Gas generant composition | Chemistry; Metallurgy | 19 | Expired |
| USD890235S1 | Cutting tool | General | 16 | Active |
| US6494220B1 | Apparatus for cleaning a substrate such as a semiconductor wafer | Emerging Cross-Sectional Technologies | 16 | Expired |
| US8795032B2 | Substrate processing apparatus, substrate processing method, substrate holding mechanism, and substrate holding method | Emerging Cross-Sectional Technologies | 15 | Active |
| USD872145S1 | Cutting tool | General | 15 | Active |
| USD954116S1 | Cutting tool | General | 15 | Active |
| US8565307B2 | Picture encoding method and picture encoding device | Electricity | 15 | Active |
| US6248009A | Apparatus for cleaning substrate | Electricity | 14 | Expired |
| USD891490S1 | Cutting tool | General | 14 | Active |
| US8456049B2 | Drive apparatus | Electricity | 14 | Active |
| USD848495S1 | Cutting tool | General | 14 | Active |
| US6308361A | Cleaning apparatus | Electricity | 12 | Expired |
| US6092542A | Cleaning apparatus | Emerging Cross-Sectional Technologies | 12 | Expired |
| US7106012B2 | Electronic control unit, electric power-assisted steering device and transmission ratio-variable steering unit | Electricity | 11 | Expired |
| US7150227B2 | Multi-stage ignition type gas generator | Performing Operations; Transporting | 11 | Expired |
| US9322458B2 | Gear transmission device, process unit including the gear transmission device, and image forming apparatus including same | Emerging Cross-Sectional Technologies | 11 | Active |
| US7134689B2 | Inflator | Performing Operations; Transporting | 10 | Expired |
| US8552604B2 | Drive unit of electric motor and motorized equipment using the drive unit | Electricity | 9 | Active |
| US7052040B2 | Gas generator for air bag | Performing Operations; Transporting | 9 | Expired |
| US7431337B2 | Inflator for an air bag | Performing Operations; Transporting | 8 | Expired |
| US6141812A | Cleaning apparatus and cleaning member rinsing apparatus | Electricity | 8 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.