Shigeyuki Yanagimachi
17Patents
2h-index
17Co-inventors
51Inventor score
Filing activity: Mar 15, 1996 → Mar 16, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7873056B2 | Switch device, switching method and switch control program | Electricity | 20 | Active |
| US5710497A | Positioning control device and head positioning control device | Physics | 9 | Expired |
| US11695630B2 | Control device, control system, network system, control method, and computer-readable medium | Electricity | 0 | Active |
| US11398711B2 | Multicore optical fiber amplifier and optical amplification method using multicore optical fiber amplification medium | Electricity | 0 | Active |
| US11115117B2 | Submarine optical communication control device, control method, and non-transitory computer-readable medium | Electricity | 0 | Active |
| US12308599B2 | Optical amplifier, optical amplifier equalizing method, and transmission system | Electricity | 0 | Active |
| US8172467B2 | Optical backplane connector, photoelectric conversion module and optical backplane | Physics | 0 | Active |
| US11824320B2 | Optical amplifier, and control method therefor | Electricity | 0 | Active |
| US11329444B2 | Optical amplifier and control method therefor | Electricity | 0 | Active |
| US11671196B2 | Optical network management device, optical network system, optical network management method, and optical network management program | Electricity | 0 | Active |
| US11212027B2 | Optical path setting device, optical communication system, and optical path setting method | Electricity | 0 | Active |
| US12095502B2 | Communication device, communication controlling method, non-transitory computer-readable medium, and optical communication system | Electricity | 0 | Active |
| US11881675B2 | Optical amplification device, optical transmission system, and optical amplification method | Electricity | 0 | Active |
| US11870208B2 | Optical fiber amplifier, optical fiber amplifier control method, and transmission system | Electricity | 0 | Active |
| US11374377B2 | Optical amplifying apparatus and method of amplifying optical signal | Electricity | 0 | Active |
| US8352655B2 | Packet communication device which selects an appropriate operation mode | Physics | 0 | Active |
| US12401423B2 | Optical network, network management device, and network management method | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.