Lewis Howard Latimer

1848–1928

What Lewis contributed

Patented improvements related to carbon filaments and the manufacture of electric lamps.

The story

Latimer was a draftsman, inventor, and patent expert who worked with major electrical pioneers. He improved electric-light technology; he did not invent the original lightbulb.

Why it matters

His work helped make incandescent lighting more durable and practical for widespread use.

Patent record
U.S. Patents 247,097 and 252,386