Ryan Chapman
9Patents
6h-index
13Co-inventors
56Inventor score
Filing activity: Sep 28, 1998 → Jul 9, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6122911A | Exhaust manifold pipe weld assembly | Mechanical Engineering; Lighting; Heating | 18 | Expired |
| US7237635B2 | Automobile over-bulkhead air intake system | Emerging Cross-Sectional Technologies | 17 | Expired |
| US7234555B2 | Secondary path automobile air intake system | Emerging Cross-Sectional Technologies | 17 | Expired |
| US6209319A | Pipe assembly having inner and outer pipes | Mechanical Engineering; Lighting; Heating | 10 | Expired |
| US8157040B2 | Automobile over-bulkhead air intake system | Emerging Cross-Sectional Technologies | 6 | Active |
| US8201651B2 | Automobile over-bulkhead air intake system | Emerging Cross-Sectional Technologies | 6 | Active |
| US8281887B2 | Automobile over-bulkhead air intake system | Emerging Cross-Sectional Technologies | 4 | Active |
| US8215433B2 | Automobile over-bulkhead air intake system | Emerging Cross-Sectional Technologies | 3 | Active |
| US8448733B2 | Automobile over-bulkhead air intake system | Emerging Cross-Sectional Technologies | 3 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.