Kazuyuki Ishida
18Patents
4h-index
31Co-inventors
60Inventor score
Filing activity: Mar 9, 1989 → Feb 1, 2023
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5003977A | Device for analyzing fluorescent light signals | Physics | 87 | Expired |
| US7092643B2 | Optical transmission apparatus and bias voltage control method for the optical modulator | Physics | 14 | Expired |
| US6836622B2 | Optical transmitter, and method of controlling bias voltage to the optical transmitter | Physics | 11 | Expired |
| US8710393B2 | Method of bonding metallic members, and metallic bonded body | Emerging Cross-Sectional Technologies | 4 | Active |
| US7058313B2 | Multi-value modulation apparatus | Electricity | 4 | Expired |
| US8909066B2 | Optical transfer system, optical transmission device, and optical reception device | Electricity | 4 | Active |
| US6832048B2 | Dispersion compensation apparatus and a dispersion compensation system | Electricity | 3 | Expired |
| US10563894B2 | Refrigeration cycle apparatus | Mechanical Engineering; Lighting; Heating | 2 | Active |
| US8486515B2 | Coating agent for plastic label, and plastic label | Emerging Cross-Sectional Technologies | 2 | Active |
| US8208812B2 | Optical relay device and optical relay transmission system | Electricity | 1 | Active |
| US10170039B2 | Method for correcting display device and correction device for display device | Physics | 1 | Active |
| US7809281B2 | Optical transmitter | Electricity | 1 | Active |
| US10767912B2 | Refrigeration cycle apparatus | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10724777B2 | Refrigeration cycle apparatus capable of performing refrigerant recovery operation and controlling blower | Emerging Cross-Sectional Technologies | 0 | Active |
| US9036995B2 | Optical communication system | Electricity | 0 | Active |
| US8059971B2 | Optical reception device | Electricity | 0 | Active |
| US12184332B2 | Single-fiber bidirectional optical ring system, method for controlling single-fiber bidirectional optical ring system, and central station | Electricity | 0 | Active |
| US9478935B2 | Optical amplifier, wavelength multiplexing optical transmission system, and program | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.