Ian L. Johnson
5Patents
3h-index
3Co-inventors
50Inventor score
Filing activity: Jun 13, 1978 → Nov 24, 2012
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US6558079B1 | Method and apparatus for covering landfill | Emerging Cross-Sectional Technologies | 25 | Expired |
| US4209917A | Apparatus for supporting articles during exposure to a gaseous or vaporous medium | Performing Operations; Transporting | 9 | Expired |
| US8180402B2 | Control systems having a SIM for controlling a computing device | Electricity | 4 | Active |
| USD688846S1 | Necktie | General | 1 | Active |
| US8983542B2 | Control systems having a SIM for controlling a computing device | Electricity | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.