Ohio Revised Code Title XXIII. Courts Common Pleas § 2307.26

If a judgment that imposes joint and several liability has been entered in an action against one or more tortfeasors for the same injury or loss to person or property or for the same wrongful death, contribution may be enforced in that action by judgment in favor of one against other judgment debtors, by motion, upon notice to all parties to the action. If there is a judgment for the injury or loss to person or property or the wrongful death against the tortfeasor seeking contribution, that tortfeasor shall commence any separate action to enforce contribution within one year after the judgment has become final by lapse of time for appeal or after appellate review.

If there is no judgment for the injury or loss to person or property or the wrongful death against the tortfeasor seeking contribution, that tortfeasor's right of contribution is barred unless either of the following applies: