Andrew K. Logan
10Patents
7h-index
13Co-inventors
55Inventor score
Filing activity: Aug 31, 1995 → Mar 15, 2002
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6379201B1 | Marine engine cooling system with a check valve to facilitate draining | Emerging Cross-Sectional Technologies | 51 | Expired |
| US5628285A | Drain valve for a marine engine | Emerging Cross-Sectional Technologies | 22 | Expired |
| US5980342A | Flushing system for a marine propulsion engine | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US6135064A | Engine drain system | Mechanical Engineering; Lighting; Heating | 19 | Expired |
| US6089934A | Engine cooling system with simplified drain and flushing procedure | Mechanical Engineering; Lighting; Heating | 16 | Expired |
| US6343965B1 | Pneumatically actuated marine engine water drain system | Mechanical Engineering; Lighting; Heating | 11 | Expired |
| US5579727A | Separating apparatus for the cooling system of a marine engine | Mechanical Engineering; Lighting; Heating | 9 | Expired |
| US6652337B1 | Exhaust system for a marine propulsion engine | Performing Operations; Transporting | 7 | Expired |
| US5664526A | Apparatus for separating solid material from cooling water in a marine engine block | Mechanical Engineering; Lighting; Heating | 6 | Expired |
| US6648338B1 | Exhaust gasket with individually sealed water passages | Mechanical Engineering; Lighting; Heating | 2 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.