Setsuo Yoshida
65Patents
9h-index
61Co-inventors
81Inventor score
Filing activity: Nov 24, 1989 → Dec 17, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5807646A | Spinel type lithium-mangenese oxide material, process for preparing the same and use thereof | Emerging Cross-Sectional Technologies | 37 | Expired |
| US5448413A | Apparatus for controlling the lens position of a zoom lens | Physics | 21 | Expired |
| US6825998B2 | Retainer | Physics | 14 | Expired |
| US7822204B2 | Encryption method, cryptogram decoding method, encryptor, cryptogram decoder, transmission/reception system, and communication system | Electricity | 13 | Active |
| US5912774A | Lens moving mechanism for finely moving a portion of an objective lens by rotating a holding member | Physics | 12 | Expired |
| USD576794S1 | Golf bag | General | 10 | Expired |
| US7471790B2 | Encryption method, cryptogram decoding method, encryptor, cryptogram decoder, and communication system | Electricity | 9 | Expired |
| US7447446B2 | Light source apparatus, and method for switching redundancy of the light source | Electricity | 9 | Expired |
| US5391307A | Lubricating oil composition | Chemistry; Metallurgy | 9 | Expired |
| US5072249A | Diaphragm device | Physics | 7 | Expired |
| US8678808B2 | Imprint apparatus and article manufacturing method | Performing Operations; Transporting | 6 | Active |
| US9285675B2 | Imprint apparatus | Performing Operations; Transporting | 5 | Active |
| US9400426B2 | Imprint apparatus | Performing Operations; Transporting | 5 | Active |
| US7443504B2 | Arbitrary and endless polarization controller and polarization-mode dispersion compensator using the same and arbitrary and endless polarization controlling method | Electricity | 5 | Expired |
| US9887774B2 | Device and method for monitoring transmission characteristics | Electricity | 4 | Active |
| US7406262B2 | Optical transmission device | Electricity | 4 | Expired |
| US6978064B2 | Variable optical filter and optical transmission system using same, and method of controlling variable optical filter | Physics | 3 | Expired |
| US7898341B2 | Non-inverting amplifier circuit and optical switch driver circuit | Electricity | 3 | Active |
| US10389437B2 | Device and method for measuring optical signal-to-noise ratio | Electricity | 2 | Active |
| US7184227B2 | Optical unit, exposure unit and optical devices | Physics | 2 | Expired |
| US10374701B2 | Optical signal-to-noise ratio measuring device and optical signal-to-noise ratio measuring method | Electricity | 1 | Active |
| US11050484B2 | Optical transmission apparatus and estimation method | Electricity | 1 | Active |
| US8670639B2 | Optical-switch driver circuit, optical switch, and optical changeover switch | Electricity | 1 | Active |
| US6836580B2 | Wavelength dispersion compensation system for compensating even for higher-order dispersion | Physics | 1 | Expired |
| US7791793B2 | Semiconductor optical amplifier gate switch drive circuit, semiconductor optical amplifier gate switching device, and optical cross connect | Electricity | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.