SHANGHAI — A few years ago, automakers in China still heavily relied on manual labor to assemble electric axle drives. That has changed dramatically as annual EV output topped 1.1 million in 2020, ...

American Axle & Manufacturing has been granted a patent for an electric drive module featuring a unique transmission system with multiple reductions, differential assembly, and park lock mechanism.

However, not all innovations are equal and nor do they follow a constant upward trend. Instead, their evolution takes the form of an S-shaped curve that reflects their typical lifecycle from early ...