Toyota Just Patented A Fix For The Paddle-Shift Lag Its Own Engineers Invented Back In 2006

Toyota has patented what it describes as a software-based fix for paddle-shift “lag” in some automatic transmissions. The U.S. Patent and Trademark Office published the application on August 6, 2026 (US 2026/0226980 A1), with inventors Yuji Natsuga and Ken Fujimoto. Toyota filed the underlying paperwork in Japan in October 2024. The approach targets the moment a driver requests a downshift: rather than immediately dropping a gear, the transmission checks whether the engine would over-rev, holding the shift until safe speed is reached. Toyota’s new system keeps that safety ceiling but makes it conditional, allowing faster downshifts when a dedicated switch is used to lock out automatic upshifts.