Complex sentence: Much more loosely, Transport, the typeface used on British road signs, was designed by Jock Kinneir and Margaret Calvert influenced by Akzidenz-Grotesk, but with many other adaptations and influences to increase legibility and make characters more distinct.
Split into simpler sentences: Much more loosely, Transport, the typeface used on British road signs, was designed by Jock Kinneir and Margaret Calvert influenced by Akzidenz-Grotesk. However, many adaptations and letters influenced by other typefaces were incorporated to increase legibility and make characters more distinct.