 | Harry Grindell Matthews was an English inventor who claimed to have invented a death ray in the... more » |
 | Harry 'Doc' Kloor Ph.D Ph.D is, as of 1994, the only person to earn two PhDs simultaneously in... more » |
 | Harry L. Straus, born Henry Lobe Straus, was an American electrical engineer, horse and cattle... more » |
| Harry Guy Traver was an American engineer and early roller coaster designer. As the founder of... more » |
 | Harry Ward Leonard was an electrical engineer and inventor. He is best known for his invention,... more » |
 | Harvey Fletcher was an American physicist. Known as the "father of stereophonic sound" he is... more » |
 | Harvey Hubbell II, was a U.S. inventor, entrepreneur and industrialist. His best-known... more » |
.jpg/230px-Hassan_Kamel_Al_Sabbah_(1).jpg "Hassan Kamel Al-Sabbah") | Hasan Kamel Al-Sabbah sometimes referred to as Camil A. Sabbah, was an electrical and... more » |
| Hatice Altug was a graduate student at Stanford University. more » |
 | Hayward Augustus Harvey was an American inventor and industrialist. more » |
| Hector A. Becerril-Garcia is on the faculty at Brigham Young University Idaho. He was a... more » |
 | Hedy Lamarr was an actress. more » |
| Heinrich Erfle was a German optician who spent most of his career at Carl Zeiss. In 1917 he... more » |
 | Heinrich Göbel, later Henry Goebel, born in Springe, Germany, was a precision mechanic and... more » |
 | Heinrich Rudolf Hertz was a German physicist who first conclusively proved the existence of... more » |
 | Heinrich David Stölzel was a German horn player who developed some of the first valves for brass... more » |
 | Heinrich Wild was a Swiss inventor, designer and founder of Wild Heerbrugg. more » |
 | Helen Augusta Blanchard was an American inventor who received 28 patents between 1873 and 1915... more » |
 | Helge Palmcrantz, Swedish inventor and industrialist, was born in Hammerdal, in the province of... more » |
 | Helmut Gröttrup was a German electrical engineer. He was born in Cologne and died in Munich. He... more » |
| Helmy is a serial entrepreneur and pioneer in the biotech industry. After receiving his PhD, MS... more » |
 | Henri Giffard was a French engineer. In 1852, he invented the steam injector and the powered... more » |
 | Henri Owen Tudor was a Luxembourgish engineer, inventor, and industrialist. He developed the... more » |
 | Henri-Gustave Delvigne was a French soldier and inventor. He became a captain in the French... more » |
 | Henri-Joseph Paixhans was a French artillery officer of the beginning of the 19th... more » |
