Yu Ishiwata
14Patents
3h-index
17Co-inventors
53Inventor score
Filing activity: Apr 17, 2009 → Aug 25, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US7688173B2 | Common mode choke coil | Electricity | 9 | Active |
| US8044753B2 | Common-mode choke coil | Electricity | 8 | Active |
| US7855627B2 | Common-mode choke coil | Electricity | 7 | Active |
| US10103112B2 | Circuit board with measure against high frequency noise | Emerging Cross-Sectional Technologies | 1 | Active |
| US10076022B2 | Noise reducing electronic component | Electricity | 1 | Active |
| US10732211B2 | Transmission characteristics measuring method and transmission characteristics measuring apparatus | Physics | 1 | Active |
| US10490343B2 | Common mode choke coil | Electricity | 0 | Active |
| US10206274B2 | Printed circuit board | Electricity | 0 | Active |
| US10348251B2 | Power supply circuit | Electricity | 0 | Active |
| US11050448B2 | Wireless communication device | Electricity | 0 | Active |
| US11601055B2 | Wireless communication module | Electricity | 0 | Active |
| US10701693B2 | Bias T circuit | Electricity | 0 | Active |
| US11757546B2 | Communication device reception sensitivity measurement method and communication device noise control effect evaluation method using the same | Electricity | 0 | Active |
| US11310908B2 | Circuit board, inductor, and radio apparatus | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.