Keisuke Ogawa
48Patents
2h-index
45Co-inventors
57Inventor score
Filing activity: Nov 30, 1981 → Aug 1, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US10842971B2 | Balloon catheter | Human Necessities | 5 | Active |
| US10874837B2 | Balloon catheter | Human Necessities | 4 | Active |
| US12034426B2 | Multilayer filter | Electricity | 2 | Active |
| US10041914B1 | Degassing device | Physics | 1 | Active |
| US11394911B2 | Imaging system | Human Necessities | 1 | Active |
| US12278609B2 | Filter device and radio-frequency front-end circuit including the same | Electricity | 1 | Active |
| US10302604B2 | Solvent delivery device and liquid chromatograph | Physics | 1 | Active |
| US10046791B2 | Moisture sensor and steering system | Electricity | 1 | Active |
| US11307179B2 | Liquid feeding device and fluid chromatograph | Physics | 1 | Active |
| US12244283B2 | LC resonator and LC filter | Electricity | 1 | Active |
| US9877368B2 | Optical analyzer | Physics | 0 | Active |
| US12119801B2 | Multilayer LC filter | Electricity | 0 | Active |
| US12292423B2 | Liquid chromatographic system and method of cleaning the same, and computer readable medium | Physics | 0 | Active |
| US10741711B2 | Solar cell module including plurality of solar cells | Emerging Cross-Sectional Technologies | 0 | Active |
| US4407652A | Apparatus for calcining raw materials in the form of powder or particles | Mechanical Engineering; Lighting; Heating | 0 | Expired |
| US12278610B2 | Multilayer LC filter | Electricity | 0 | Active |
| US10801595B2 | Ball screw device and steering device | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10030746B2 | Ball screw device and steering system | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10246122B2 | Ball screw mechanism and steering system | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US12306148B2 | Analysis system and analysis execution method | Physics | 0 | Active |
| US11626651B2 | Filter | Electricity | 0 | Active |
| US11742558B2 | Filter | Electricity | 0 | Active |
| US10502296B2 | Ball screw device and steering system | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10234004B2 | Ball screw device and steering system | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10980405B2 | Imaging device and endoscope | Human Necessities | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.