<p>Richter was a seismologist at the California Institute of Technology (Caltech) from 1927 until his retirement as professor emeritus in 1970.<br /><br />According to the institute, Richter invented the Richter Scale in 1935 with collaborator Beno Gutenberg. <br /><br />He authored two standard textbooks on seismology.<br /><br />In 1980, Richter said the scale was established as the seismological lab needed a proper tool to keep track of the magnitudes of the 200 to 300 earthquakes that were studied annually.<br /><br />Richter died in 1985.</p>
<p>Richter was a seismologist at the California Institute of Technology (Caltech) from 1927 until his retirement as professor emeritus in 1970.<br /><br />According to the institute, Richter invented the Richter Scale in 1935 with collaborator Beno Gutenberg. <br /><br />He authored two standard textbooks on seismology.<br /><br />In 1980, Richter said the scale was established as the seismological lab needed a proper tool to keep track of the magnitudes of the 200 to 300 earthquakes that were studied annually.<br /><br />Richter died in 1985.</p>