What choice did Jim Moylan make regarding his fuel pump arrow design that allowed for its rapid, near-universal integration?

Answer

He chose not to patent the design

Mr. Moylan chose not to patent the design, which allowed for its rapid, near-universal integration into vehicle instrument clusters across the industry.

What choice did Jim Moylan make regarding his fuel pump arrow design that allowed for its rapid, near-universal integration?
inventionVehiclemeasurementtechnologyfuel gauge