Arguably, he also invented the first ink jet printer ("siphon printer"). Here is a list of his inventions: https://collection.sciencemuseumgroup.org.uk/people/

Arguably, he also invented the first ink jet printer ("siphon printer"). Here is a list of his inventions: https://collection.sciencemuseumgroup.org.uk/people/cp37484 https://collection.sciencemuseumgroup.org.uk/people/cp37484