Akira Ando
95Patents
15h-index
104Co-inventors
87Inventor score
Filing activity: Dec 18, 1973 → Dec 8, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5836676A | Light emitting display apparatus | Emerging Cross-Sectional Technologies | 220 | Expired |
| US4900970A | Energy-trapping-type piezoelectric resonance device | Electricity | 72 | Expired |
| US3953558A | Method of moulding foamed synthetic resin pellets of polyolefine | Emerging Cross-Sectional Technologies | 64 | Expired |
| US6208063A | Surface acoustic wave device having polycrystalline piezoelectric ceramic layers | Electricity | 57 | Expired |
| US5233256A | Method of driving piezoelectric bimorph device and piezoelectric bimorph device | Electricity | 44 | Expired |
| US4649313A | Piezoelectric displacement element | Electricity | 39 | Expired |
| US4759107A | Monolithic piezoelectric element and method of adjusting the resonant frequency thereof | Emerging Cross-Sectional Technologies | 38 | Expired |
| US5045744A | Energy-trapping-by-frequency-lowering-type piezoelectric-resonance device | Electricity | 32 | Expired |
| US5842454A | Fuel pump control with control mode switching between before and after engine starting | Mechanical Engineering; Lighting; Heating | 30 | Expired |
| US4939403A | Energy-trapping-by-frequency-lowering-type piezoelectric resonance device | Electricity | 30 | Expired |
| US4918350A | Energy-trapping-by-frequency lowering-type piezoelectric resonance device | Electricity | 23 | Expired |
| US4805057A | Magnetic head driving apparatus | Electricity | 23 | Expired |
| US5423000A | Operation control technique for computer system by driving a command procedure with reference to events recorded on a logging storage computer operation control by automatic decision making based on events on a logging storage | Physics | 20 | Expired |
| US6093339A | Piezoelectric ceramic composition | Chemistry; Metallurgy | 18 | Expired |
| US6083415A | Piezoelectric ceramic composition | Electricity | 17 | Expired |
| US6258291A | Piezoelectric ceramic composition and piezoelectric ceramic device using the same | Chemistry; Metallurgy | 15 | Expired |
| US5057801A | Filter device of piezo-electric type including divided co-planar electrodes | Electricity | 15 | Expired |
| US6911893B2 | Ceramic electronic component | Chemistry; Metallurgy | 12 | Expired |
| US6440324B1 | Method for manufacturing piezoelectric ceramic composition, piezoelectric resonator, piezoelectric transformer and piezoelectric actuator, and piezoelectric laminated sintered body | Electricity | 11 | Expired |
| US5903086A | Piezoelectric Transformer | Emerging Cross-Sectional Technologies | 11 | Expired |
| US5959391A | Piezoelectric transformer | Electricity | 10 | Expired |
| US5945030A | Piezoelectric ceramic composition | Chemistry; Metallurgy | 9 | Expired |
| US5762816A | Piezoelectric ceramic composition | Electricity | 9 | Expired |
| US6791163B2 | Chip electronic component | Emerging Cross-Sectional Technologies | 8 | Expired |
| US6117354A | Piezoelectric ceramic composition | Chemistry; Metallurgy | 8 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.