Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Ignition spark timing circuit

Ignition spark timing circuit

US Patent 4380980 · Granted Apr 26, 1983

Estimated economic value: $3,796,000 ⓘ

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Frequency subtractor1987
Ignition advance circuit with sensor inputs1983
Electronic ignition input logic1983
Dwell circuitry for an ignition control system1982
Ignition spark timing circuit with switchable hysteresis1980
Periodic engine speed monitoring circit utilizing sampling circuitry1980