Hal R. Johnson
1Patents
1h-index
3Co-inventors
25Inventor score
Filing activity: Nov 12, 1997 → Nov 12, 1997
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5895338A | Engine braking system using alternator stator windings | Electricity | 4 | Expired |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.