Ryoji Hamasaki
5Patents
3h-index
15Co-inventors
46Inventor score
Filing activity: Mar 8, 1996 → Sep 30, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5895586A | Plasma processing apparatus and plasma processing method in which a part of the processing chamber is formed using a pre-fluorinated material of aluminum | Emerging Cross-Sectional Technologies | 41 | Expired |
| US5874012A | Plasma processing apparatus and plasma processing method | Electricity | 33 | Expired |
| US6156663A | Method and apparatus for plasma processing | Electricity | 6 | Expired |
| US7565879B2 | Plasma processing apparatus | Electricity | 3 | Expired |
| US7208422B2 | Plasma processing method | Electricity | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.