Kang-Ho Ahn
16Patents
9h-index
8Co-inventors
65Inventor score
Filing activity: Mar 26, 1987 → Sep 7, 2016
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US4817652A | System for surface and fluid cleaning | Emerging Cross-Sectional Technologies | 86 | Expired |
| US4962776A | Process for surface and fluid cleaning | Electricity | 61 | Expired |
| US6471753B1 | Device for collecting dust using highly charged hyperfine liquid droplets | Performing Operations; Transporting | 61 | Expired |
| US5267017A | Method of particle analysis on a mirror wafer | Physics | 30 | Expired |
| US7334602B2 | Apparatus for controlling flow rate of gases used in semiconductor device by differential pressure | Emerging Cross-Sectional Technologies | 24 | Expired |
| US6980284B2 | Condensation particle counter | Physics | 17 | Expired |
| US7724368B2 | Condensation particle counter | Physics | 12 | Active |
| US6860434B2 | Apparatus for manufacturing ultra-fine particles using electrospray device and method thereof | Performing Operations; Transporting | 9 | Expired |
| US7719683B2 | Condensation particle counter | Physics | 9 | Active |
| US7605910B2 | Particle measuring system and method | Physics | 7 | Active |
| US8072598B2 | Condensation particle counter | Physics | 6 | Active |
| US7471076B2 | Apparatus for measuring numbers of particles and method thereof | Physics | 5 | Expired |
| US7347679B2 | Apparatus for manufacturing ultra-fine particles using electrospray device and method thereof | Performing Operations; Transporting | 1 | Expired |
| US10591397B2 | Apparatus and system for classifying particles | Physics | 0 | Active |
| US10845347B2 | Particle sampling probe and fine dust measuring device using same | Physics | 0 | Active |
| US7972567B2 | Apparatus for manufacturing ultra-fine particles using corona discharge and method thereof | Performing Operations; Transporting | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.