Hisato Takeuchi
26Patents
5h-index
57Co-inventors
72Inventor score
Filing activity: Nov 14, 1991 → Jan 27, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5645758A | Liquid crystal composition, liquid crystal device using the same, light controlling element, recording medium, and light shutter | Physics | 27 | Expired |
| US6292066A | Function generator, crystal oscillation device and method of adjusting crystal oscillation device | Electricity | 22 | Expired |
| US5719533A | Function generator | Electricity | 8 | Expired |
| US6777111B1 | Electro luminescent element | Emerging Cross-Sectional Technologies | 6 | Expired |
| US5656751A | Dichroic crystal | Chemistry; Metallurgy | 6 | Expired |
| US7579917B2 | Output circuit for oscillator | Electricity | 5 | Active |
| US5646284A | Polarizable phenanthroline complex crystal having improved stability to heat and moisture | Physics | 5 | Expired |
| US7084192B2 | Polylactic acid composite material and molded body | Chemistry; Metallurgy | 5 | Expired |
| US7369008B2 | MOS varactor and voltage-controlled oscillator using the same | Electricity | 4 | Active |
| US7808333B2 | IC for control of temperature-compensated crystal oscillator | Electricity | 3 | Active |
| US7633350B2 | Function generation circuit | Electricity | 2 | Active |
| US7230062B2 | Acrylic copolymer | Chemistry; Metallurgy | 2 | Expired |
| US5368780A | Heat resistant herapathite and process for producing the same | Chemistry; Metallurgy | 2 | Expired |
| US7268636B2 | Voltage controlled oscillator | Electricity | 2 | Expired |
| US7492231B2 | Oscillator starting control circuit | Electricity | 2 | Active |
| US5710273A | Complex crystal comprising tricyclic organic bases | Physics | 1 | Expired |
| US7015767B2 | Function generator and temperature compensated crystal oscillator | Electricity | 1 | Expired |
| US7847645B2 | Oscillation control apparatus and oscillator | Electricity | 0 | Active |
| US6730418B2 | Quinoline derivatives and organic electroluminescent devices | Electricity | 0 | Expired |
| US11970669B2 | Lubricant, lubricating composition, and sliding machine | Chemistry; Metallurgy | 0 | Active |
| US11566154B2 | Joined body | Emerging Cross-Sectional Technologies | 0 | Active |
| US5942567A | Resin-molded product and yellowing inhibitor | Chemistry; Metallurgy | 0 | Expired |
| US8063207B2 | Molecular assembly | Chemistry; Metallurgy | 0 | Active |
| US5942616A | Metal ion coordinated complex crystal | Physics | 0 | Expired |
| US8228131B2 | Crystal-oscillator circuit | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.