 | Henry Drushel Perky was a lawyer, businessman, promoter and inventor. Perky is the inventor of... more » |
 | Henry Ruttan was a businessman, inventor and politician figure in Upper Canada. He was born in... more » |
| Henry S. Parmelee or Parmalee, was president of the Fair Haven and Westville Street Railway... more » |
 | Major General Henry Shrapnel was a British Army officer and inventor, most famously, of the... more » |
| Sir Henry Thomas Tizard FRS was an English chemist and inventor and past Rector of Imperial... more » |
 | Henry Trengrouse inventor of the ‘Rocket’ life-saving apparatus, was born at Helston, Cornwall,... more » |
 | Henry Ward Poole was an American surveyor, civil engineer, educator and writer on and inventor... more » |
 | Henry Woodward was a Canadian inventor and a major pioneer in the development of the... more » |
| Herbert A. Gilbert invented the first electronic cigarette. more » |
.jpg/225px-Dr._H._E._Ives_(cropped).jpg "Herbert E. Ives") | Herbert Eugene Ives was a scientist and engineer who headed the development of facsimile and... more » |
 | Herbert Henry Dow was a Canadian born, American chemical industrialist. He was a graduate of... more » |
| Herbert Marvin Ohlman is the inventor of permutation indexing, or Permuterm and is one of the... more » |
 | Herbert Thomas Mandl was a Czechoslovak-German-Jewish author, concert violinist, professor of... more » |
| Antoine Hercule Romuald Florence was a French-Brazilian painter and inventor, known as the... more » |
 | Herman Casler — American inventor, was co-founder of the partnership called the K.M.C.D... more » |
 | Herman Frasch [or Hermann Frasch] was a mining engineer and inventor known for his work with... more » |
 | Herman Hollerith was an American statistician and inventor who developed a mechanical tabulator... more » |
 | Hermann Franz Joseph Hubertus Maria Anschütz-Kaempfe was a German scientist and inventor. He was... more » |
| Hermann Steiner was a Swiss inventor and businessman. In 1944, Steiner opened his carpenters... more » |
 | Herta Charlotte Heuwer invented the take-out dish that would become the world-renowned... more » |
.jpg/222px-Agnes_M._Gilkerson_(ca._1865).jpg "Hezekiah Bradley Smith") | Hezekiah Bradley Smith, was an American inventor and a Democratic Party politician who... more » |
 | Hidetsugu Yagi was a Japanese electrical engineer. When working at Tohoku University, he wrote... more » |
 | Hiraga Gennai was an Edo period Japanese pharmacologist, student of Rangaku, physician, author,... more » |
 | Hiram Berdan was an American engineer, inventor and military officer, world-renowned marksman,... more » |
 | Hiram Percy Maxim was an American radio pioneer and inventor, and co-founder of the American... more » |
