Chieh Hu
20Patents
6h-index
35Co-inventors
69Inventor score
Filing activity: Mar 13, 1998 → Dec 14, 2022
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6356683B1 | Optical fiber grating package | Physics | 58 | Expired |
| US6643064B2 | Optical signal interleaver | Physics | 21 | Expired |
| US6366721B1 | Tunable optical fiber grating | Physics | 17 | Expired |
| US7436055B2 | Packaging method of a plurality of chips stacked on each other and package structure thereof | Electricity | 15 | Active |
| US6074087A | Non-contact method for measuring the surface temperature distribution of a melt during growth of ionic crystals | Physics | 9 | Expired |
| US6404549B1 | Optical circulator | Physics | 8 | Expired |
| US6597828B2 | Optical switch | Physics | 5 | Expired |
| US7773640B2 | Fiber laser device | Electricity | 4 | Active |
| US6556726B2 | Electric optical fiber grating filter with switchable central wavelength | Physics | 3 | Expired |
| US6404536B1 | Polarization independent tunable acousto-optical filter and the method of the same | Physics | 3 | Expired |
| US8204350B2 | Optical fiber structure with filtering thin film | Physics | 2 | Active |
| US8774239B2 | Ultrafast laser generating system and method thereof | Electricity | 2 | Active |
| US6476967B2 | Compact optical circulator with three ports | Physics | 2 | Expired |
| US6791751B2 | Three-port optical polarization combiner | Physics | 1 | Expired |
| US9554839B2 | Injection device and heating unit thereof | Human Necessities | 1 | Active |
| US8995054B2 | Apparatus for generating pulse train with adjustable time interval | Electricity | 0 | Active |
| US12221718B2 | Systems and methods for controlling a gas dopant vaporization rate during a crystal growth process | Chemistry; Metallurgy | 0 | Active |
| US12420376B2 | Polishing head assembly having recess and cap | Performing Operations; Transporting | 0 | Active |
| US12252806B2 | Systems and methods for a preheat ring in a semiconductor wafer reactor | Chemistry; Metallurgy | 0 | Active |
| US12195871B2 | Systems and methods for controlling a gas dopant vaporization rate during a crystal growth process | Chemistry; Metallurgy | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.