Tsuneo Handa
13Patents
6h-index
27Co-inventors
66Inventor score
Filing activity: Feb 3, 1981 → Dec 26, 2014
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4914562A | Thermal jet recording apparatus | Performing Operations; Transporting | 215 | Expired |
| US5367324A | Ink jet recording apparatus for ejecting droplets of ink through promotion of capillary action | Performing Operations; Transporting | 86 | Expired |
| US5336000A | Thermal transfer type printer and method of rejuvenating an ink sheet employed in the printer | Performing Operations; Transporting | 26 | Expired |
| US5148185A | Ink jet recording apparatus for ejecting droplets of ink through promotion of capillary action | Performing Operations; Transporting | 16 | Expired |
| US5650807A | Ink jet recording apparatus and method of manufacture | Performing Operations; Transporting | 9 | Expired |
| US4948692A | Combination toner and printer utilizing same | Physics | 8 | Expired |
| US9190601B2 | Piezoelectric material, piezoelectric element, liquid ejecting head, liquid ejecting apparatus, ultrasonic sensor, piezoelectric motor, and power generator | Chemistry; Metallurgy | 4 | Active |
| US9276193B2 | Piezoelectric material, piezoelectric element, liquid ejecting head, liquid ejecting apparatus, ultrasonic sensor, piezoelectric motor, and power generator | Chemistry; Metallurgy | 3 | Active |
| US4460936A | Condenser | Electricity | 2 | Expired |
| US9172833B2 | Multifunction device | Electricity | 2 | Active |
| US9324933B2 | Piezoelectric material, piezoelectric element, liquid ejecting head, liquid ejecting apparatus, ultrasonic sensor, piezoelectric motor, and power generator | Electricity | 2 | Active |
| US10427981B2 | Piezoelectric material, method of manufacturing the same, piezoelectric element, and piezoelectric element application device | Chemistry; Metallurgy | 0 | Active |
| US5192636A | Toner and a process for preparing thereof | Emerging Cross-Sectional Technologies | 0 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.