Kohei Mandai
12Patents
3h-index
18Co-inventors
57Inventor score
Filing activity: Mar 28, 1991 → Jan 29, 2020
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US8417126B2 | Polarization multiplexing transmitter and transmission system | Electricity | 12 | Active |
| US5528825A | Method of manufacture of hybrid integrated circuit | Emerging Cross-Sectional Technologies | 9 | Expired |
| US5539976A | System for manufacture of hybrid integrated circuit | Emerging Cross-Sectional Technologies | 8 | Expired |
| US11142124B2 | Adhered-substance detecting apparatus and vehicle system equipped with the same | Physics | 3 | Active |
| US8483573B2 | Optical transmission and reception system, and optical receiver | Electricity | 3 | Active |
| US5243192A | Infrared sensor | Electricity | 2 | Expired |
| US9046653B2 | PDL compensator optical device, and PDL compensation method | Electricity | 1 | Active |
| US8638823B2 | Sending apparatus, receiving apparatus, and transmission system | Electricity | 1 | Active |
| US8340533B2 | Optical balanced receiver and IQ receiver with balanced compensation | Electricity | 1 | Active |
| US11205081B2 | Arithmetic apparatus | Physics | 0 | Active |
| US8712255B2 | Optical receiver and optical transfer apparatus | Electricity | 0 | Active |
| US10972639B2 | In-vehicle device | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.