Ho Jun Ryu
18Patents
5h-index
29Co-inventors
62Inventor score
Filing activity: Dec 3, 2002 → Feb 13, 2013
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6791731B2 | Micro-optical switch and method for manufacturing the same | Emerging Cross-Sectional Technologies | 23 | Expired |
| US6822776B2 | Scanning micromirror for optical communication systems and method of manufacturing the same | Emerging Cross-Sectional Technologies | 18 | Expired |
| US7283705B2 | Planar focusing grating coupler | Physics | 11 | Expired |
| US7399420B2 | Method of fabricating stamper and focusing grating coupler using the same | Performing Operations; Transporting | 10 | Active |
| US8319397B2 | Piezoelectric power generator | Electricity | 5 | Active |
| US7884328B2 | Microbolometer with improved mechanical stability and method of manufacturing the same | Performing Operations; Transporting | 4 | Active |
| US9034275B2 | Chemical sensor using metal nano-particles and method for manufacturing chemical sensor using metal nano-particles | Emerging Cross-Sectional Technologies | 3 | Active |
| US7757247B2 | Small form factor optical/magnetic disk for information storage | Physics | 1 | Active |
| US7667202B2 | Multilayer-structured bolometer and method of fabricating the same | Physics | 1 | Active |
| US7153540B2 | Recording layer of magneto-optical storage medium having sublayer and method of fabricating the same | Physics | 0 | Expired |
| US8398921B2 | Chemical sensor using metal nano-particles and method for manufacturing chemical sensor using metal nano-particles | Emerging Cross-Sectional Technologies | 0 | Active |
| US7558187B2 | Apparatus and method of initializing phase-change optical disk | Physics | 0 | Active |
| US7696478B2 | Resistive materials for microbolometer, method for preparation of resistive materials and microbolometer containing the resistive materials | Chemistry; Metallurgy | 0 | Active |
| US8053730B2 | Infrared sensor and method of fabricating the same | Electricity | 0 | Active |
| US8143579B2 | Resistive material for bolometer, bolometer for infrared detector using the material, and method of manufacturing the bolometer | Physics | 0 | Active |
| US7580336B2 | Optical head having a beam input/output coupler on a planar waveguide | Physics | 0 | Active |
| US7928388B2 | Infrared detection sensor and method of fabricating the same | Physics | 0 | Active |
| US7562374B2 | Form factor disk | Physics | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.