Ryosuke Ito
43Patents
8h-index
54Co-inventors
78Inventor score
Filing activity: May 25, 1973 → Jun 15, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7456510B2 | Wind power generator | Emerging Cross-Sectional Technologies | 126 | Expired |
| US6329702A | High frequency carrier | Electricity | 36 | Expired |
| US8549758B2 | Coupling apparatus for coupling blade protector to tool body of gardening tool | Mechanical Engineering; Lighting; Heating | 15 | Active |
| US4193076A | Coupling an outer antenna with a radio receiver having a bar antenna | Electricity | 14 | Expired |
| US10149619B2 | Measurement probe and biological optical measurement system | Physics | 13 | Active |
| USD624372S1 | Electric trimmer | General | 13 | Expired |
| USD575605S1 | Portable electric chain saw | General | 12 | Expired |
| US9049816B2 | Bush cutter | Human Necessities | 11 | Active |
| US3952157A | Matrix four-channel decoding system | Electricity | 8 | Expired |
| US8695223B2 | Bush cutter with a versatile operating rod | Human Necessities | 7 | Active |
| US8528217B2 | Electric tool and remote control holder for the electric tool | Performing Operations; Transporting | 7 | Active |
| US8013459B2 | Wind power generator | Emerging Cross-Sectional Technologies | 7 | Active |
| US4517528A | Amplifier circuit driven by ground isolated power supply | Electricity | 5 | Expired |
| US9065370B2 | Wind power generation device | Emerging Cross-Sectional Technologies | 4 | Active |
| US9122016B2 | Optical measurement apparatus and probe apparatus | Physics | 4 | Active |
| US9055866B2 | Internal observation device for object having light scattering properties, internal body observation device, endoscope for internal observation and internal observation method | Human Necessities | 4 | Active |
| US11389917B2 | Electric working machine | Mechanical Engineering; Lighting; Heating | 3 | Active |
| US8347593B2 | Push mower | Human Necessities | 3 | Active |
| USD959216S1 | Joint for hedge trimmer | General | 3 | Active |
| US3932706A | Signal synthesizing system adaptable for discrete four-channel sound reproducing system and matrix four-channel sound reproducing system | Electricity | 2 | Expired |
| US8830460B2 | Optical measurement apparatus and probe | Physics | 2 | Active |
| US9329124B2 | Scattered light measurement apparatus | Physics | 2 | Active |
| US11723314B2 | Electric working machine | Human Necessities | 2 | Active |
| US8299397B2 | Laser dicing apparatus and dicing method | Performing Operations; Transporting | 2 | Active |
| US10448826B2 | Visual function testing device and visual function testing system | Human Necessities | 1 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.