Toyokazu Kamata
6Patents
4h-index
9Co-inventors
42Inventor score
Filing activity: May 16, 1986 → Jun 28, 1991
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4797593A | Cathode for electron tube | Electricity | 32 | Expired |
| US5118984A | Electron tube cathode | Electricity | 14 | Expired |
| US5122707A | Cathode in a cathode ray tube | Electricity | 13 | Expired |
| US4864187A | Cathode for electron tube and manufacturing method thereof | Electricity | 9 | Expired |
| US4897574A | Hot cathode in wire form | Electricity | 4 | Expired |
| US5015497A | Cathode for electron tube and manufacturing method thereof | Electricity | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.