Kang Ho Ahn
4Patents
1Active
4Granted
31Portfolio score
Filing activity: Oct 25, 2000 → Jul 1, 2008 · 1 expiring within 5 years
Most-cited patents
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6471753B1 | Device for collecting dust using highly charged hyperfine liquid droplets | Performing Operations; Transporting | 61 | Expired |
| US7334602B2 | Apparatus for controlling flow rate of gases used in semiconductor device by differential pressure | Emerging Cross-Sectional Technologies | 24 | Expired |
| US8072598B2 | Condensation particle counter | Physics | 6 | Active |
| US7471076B2 | Apparatus for measuring numbers of particles and method thereof | Physics | 5 | Expired |
Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.