Chan-ho Pak
71Patents
10h-index
84Co-inventors
81Inventor score
Filing activity: Jul 6, 1995 → Aug 24, 2017
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6812187B1 | Carbon molecular sieve and method for manufacturing the same | Emerging Cross-Sectional Technologies | 36 | Expired |
| US8173096B2 | Carbon nanosphere with at least one opening, method for preparing the same, carbon nanosphere-impregnated catalyst using the carbon nanosphere, and fuel cell using the catalyst | Emerging Cross-Sectional Technologies | 26 | Active |
| US7837968B2 | Carbon nanosphere with at least one opening, method for preparing the same, carbon nanosphere-impregnated catalyst using the carbon nanosphere, and fuel cell using the catalyst | Emerging Cross-Sectional Technologies | 26 | Active |
| US8017282B2 | Carbon nanotube, support catalyst, method of preparing the support catalyst and a fuel cell comprising the support catalyst | Emerging Cross-Sectional Technologies | 22 | Active |
| US8083905B2 | Carbon nanotubes for fuel cells, method for manufacturing the same, and fuel cell using the same | Emerging Cross-Sectional Technologies | 20 | Active |
| US7220697B2 | Mesoporous carbon molecular sieve and supported catalyst employing the same | Emerging Cross-Sectional Technologies | 16 | Expired |
| US5906958A | Catalyst for purifying automobile exhausts and method of manufacturing the catalyst | Emerging Cross-Sectional Technologies | 15 | Expired |
| US8114372B2 | Hierarchical mesoporous carbon, method of manufacturing the same, and fuel cell using the same | Emerging Cross-Sectional Technologies | 13 | Active |
| US6265342A | Catalyst for purification of exhaust gas from diesel engine | Performing Operations; Transporting | 12 | Expired |
| US7132385B2 | High loading supported carbon catalyst, method of preparing the same, catalyst electrode including the same, and fuel cell including the catalyst electrode | Emerging Cross-Sectional Technologies | 10 | Expired |
| US5814577A | Catalyst and fabrication method of same for purifying exhaust gases of automobile | Emerging Cross-Sectional Technologies | 9 | Expired |
| US7811959B2 | Metal oxide-carbon composite catalyst support and fuel cell comprising the same | Emerging Cross-Sectional Technologies | 9 | Active |
| US5916839A | Catalyst for purifying automobile exhausts | Performing Operations; Transporting | 8 | Expired |
| US7589043B2 | Supported catalyst, electrode using the supported catalyst and fuel cell including the electrode | Emerging Cross-Sectional Technologies | 8 | Active |
| US7691773B2 | Supported catalyst and method for preparing the same | Emerging Cross-Sectional Technologies | 7 | Active |
| US7776779B2 | Mesoporous carbon, manufacturing method thereof, and fuel cell using the mesoporous carbon | Emerging Cross-Sectional Technologies | 6 | Active |
| US7229942B2 | Supported catalyst and method for preparing the same | Emerging Cross-Sectional Technologies | 6 | Expired |
| US7566514B2 | Catalyst for cathode in fuel cell | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7585584B2 | Carbon nanotubes for fuel cells, method for manufacturing the same, and fuel cell using the same | Emerging Cross-Sectional Technologies | 5 | Expired |
| US8333948B2 | Carbon nanotube for fuel cell, nanocomposite comprising the same, method for making the same, and fuel cell using the same | Emerging Cross-Sectional Technologies | 5 | Active |
| US7179560B2 | Composite electrolyte membrane and fuel cell containing the same | Emerging Cross-Sectional Technologies | 5 | Expired |
| US7402544B2 | Mesoporous carbon molecular sieve and supported catalyst employing the same | Emerging Cross-Sectional Technologies | 4 | Active |
| US7718570B2 | Carbon molecular sieve and method for manufacturing the same | Emerging Cross-Sectional Technologies | 4 | Active |
| US5838679A | Asynchronous Transfer Mode (ATM) multi-channel switch with structure of grouping/trap/routing | Electricity | 4 | Expired |
| US7867941B2 | Sulfur-containing mesoporous carbon, method of manufacturing the same, and fuel cell using the mesoporous carbon | Emerging Cross-Sectional Technologies | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.