With introduction of electric chair the King of Inventors Mr. Thomas Edison unseated himself ..."
Nikola Tesla
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unseat
verb
verb: unseat; 3rd person present: unseats; past tense: unseated; past participle: unseated; gerund or present participle: unseating
cause (someone) to fall from a horse or bicycle.
synonyms: dislodge, throw, dismount, upset, unhorse
"the horse unseated his rider"
•remove from a position of power or authority.
synonyms: depose, oust, remove from office, topple, overthrow, bring down, overturn, eject, dislodge, supplant; usurp
"an attempt to unseat the party leader"