Kunio Yanagi
14Patents
8h-index
20Co-inventors
72Inventor score
Filing activity: Mar 28, 1984 → Apr 21, 2004
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5895591A | Ceramic heater and oxygen sensor | Physics | 49 | Expired |
| US5152419A | Cap for reserve tanks | Emerging Cross-Sectional Technologies | 21 | Expired |
| US5107206A | Printed circuit board inspection apparatus | Physics | 20 | Expired |
| US5347813A | Cap for master cylinder reservoir | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5493863A | Reservoir for master cylinder | Performing Operations; Transporting | 10 | Expired |
| US7181911B2 | Plunger type master cylinder | Performing Operations; Transporting | 9 | Expired |
| US5461323A | Method and apparatus of testing both surfaces of printed circuit board simultaneously | Physics | 9 | Expired |
| US4482160A | Waterproof seal ring for power brake booster housing | Emerging Cross-Sectional Technologies | 8 | Expired |
| US5066072A | Hydraulic brake pressure control valve | Performing Operations; Transporting | 7 | Expired |
| US5349820A | Inlet union for master cylinder | Performing Operations; Transporting | 6 | Expired |
| US6936148B2 | Gas sensor element having at least two cells | Physics | 4 | Expired |
| US6746586B2 | Multi-layer gas sensor element and gas sensor comprising the same | Physics | 3 | Expired |
| US5560206A | Master cylinder with return spring | Performing Operations; Transporting | 1 | Expired |
| US4558798A | Fluid reservoir having a seal and cover | Performing Operations; Transporting | 1 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.