Stephen M. Gatchell
47Patents
23h-index
55Co-inventors
84Inventor score
Filing activity: Apr 17, 1995 → Aug 13, 2010
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| USD421114S | Portable fan | General | 96 | Expired |
| US5753000A | Filter air cleaner | Emerging Cross-Sectional Technologies | 95 | Expired |
| US6013121A | Filter change indicator | Emerging Cross-Sectional Technologies | 86 | Expired |
| US5862737A | Filter change indicator | Emerging Cross-Sectional Technologies | 83 | Expired |
| US6036757A | Portable room air purifier | Performing Operations; Transporting | 56 | Expired |
| USD491654S1 | Air cleaner housing | General | 56 | Expired |
| US6361590B1 | Low noise air cleaner | Emerging Cross-Sectional Technologies | 56 | Expired |
| US6156085A | Filter air cleaner | Emerging Cross-Sectional Technologies | 53 | Expired |
| USD422073S | Portable electric fan | General | 53 | Expired |
| USD495043S1 | Air cleaner housing | General | 50 | Expired |
| USD416614S | Console air cleaner | General | 45 | Expired |
| USD412492S | Remote control for ceiling fan | General | 39 | Expired |
| USD416613S | Air cleaner | General | 37 | Expired |
| USD450377S | Air cleaner | General | 37 | Expired |
| US6899745B2 | Electrostatic air cleaner | Emerging Cross-Sectional Technologies | 36 | Expired |
| US7258715B2 | Air cleaner | Emerging Cross-Sectional Technologies | 36 | Expired |
| USD416317S | Air cleaner | General | 34 | Expired |
| USD509292S1 | Air cleaner | General | 31 | Expired |
| USD424681S | Portable stand fan | General | 31 | Expired |
| USD412155S | Remote control for a ceiling fan | General | 29 | Expired |
| USD417911S | Air cleaner | General | 27 | Expired |
| USD422070S | Air cleaner | General | 26 | Expired |
| US7014686B2 | Electrostatic air cleaner | Emerging Cross-Sectional Technologies | 24 | Expired |
| USD398045S | Air cleaner | General | 23 | Expired |
| USD438944S | Air cleaner | General | 23 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.