Hiroki Morikawa
13Patents
6h-index
19Co-inventors
63Inventor score
Filing activity: Aug 22, 1997 → Feb 2, 2018
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6782035B1 | Base station apparatus of mobile communication system | Electricity | 48 | Expired |
| US6560231B1 | Multiplex transmission system and bandwidth control method | Electricity | 26 | Expired |
| US6061354A | Micro-frame multiplex transmitter | Electricity | 12 | Expired |
| US6977903B1 | Frame synchronization circuit | Electricity | 7 | Expired |
| US7095780B2 | Base station apparatus of mobile communication system | Electricity | 6 | Expired |
| US7362715B2 | Frame synchronization circuit | Electricity | 6 | Expired |
| US7403489B2 | Frame synchronization circuit | Electricity | 4 | Active |
| US7443907B2 | Base station apparatus of mobile communication system | Electricity | 2 | Expired |
| US7826861B2 | Base station apparatus of mobile communication system | Electricity | 2 | Active |
| US6611505B1 | Control signal processor and communication system | Electricity | 1 | Expired |
| US7672357B2 | Base station apparatus of mobile communication system | Electricity | 0 | Active |
| US11039533B2 | Printed wiring board and method for manufacturing printed wiring board | Electricity | 0 | Active |
| US8005120B2 | Base station apparatus of mobile communication system | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.