The phrase "ingenious method" refers to a clever or creative way of doing something. It describes an innovative approach that is highly effective or resourceful. Full definition
There are ingenious methods of getting an employer's attention through the side door. (theladders.com)
While some vent organisms may consume the bacteria directly, a more ingenious method has evolved for many of the vent organisms. (courseworld.com)
So - called «stable coins» are solving the volatility issue, with different ingenious methods to create a cryptocurrency that doesn't fluctuate in value. (investinblockchain.com)