{"id":4534,"date":"2025-01-15T09:00:00","date_gmt":"2025-01-15T15:00:00","guid":{"rendered":"https:\/\/patents.harnessip.com\/?p=4534"},"modified":"2025-01-12T13:07:08","modified_gmt":"2025-01-12T19:07:08","slug":"january-15-2025","status":"publish","type":"post","link":"https:\/\/patents.harnessip.com\/?p=4534","title":{"rendered":"January 15, 2025"},"content":{"rendered":"\n<p>On January 15, 1907, Lee DeForest received U.S. Patent No. 841386 for Wireless Telegraphy and 841287 for a Device for Amplifuing Feeble Electrical Currents:<\/p>\n\n\n<div class=\"wp-block-image\">\n<figure class=\"aligncenter size-full is-resized\"><a href=\"https:\/\/patents.harnessip.com\/wp-content\/uploads\/2025\/01\/image-21.png\"><img loading=\"lazy\" decoding=\"async\" width=\"585\" height=\"846\" src=\"https:\/\/patents.harnessip.com\/wp-content\/uploads\/2025\/01\/image-21.png\" alt=\"\" class=\"wp-image-4537\" style=\"width:521px;height:auto\" srcset=\"https:\/\/patents.harnessip.com\/wp-content\/uploads\/2025\/01\/image-21.png 585w, https:\/\/patents.harnessip.com\/wp-content\/uploads\/2025\/01\/image-21-207x300.png 207w\" sizes=\"auto, (max-width: 585px) 100vw, 585px\" \/><\/a><\/figure>\n<\/div>\n\n\n<figure class=\"wp-block-image size-full\"><a href=\"https:\/\/patents.harnessip.com\/wp-content\/uploads\/2025\/01\/image-19.png\"><img loading=\"lazy\" decoding=\"async\" width=\"508\" height=\"792\" src=\"https:\/\/patents.harnessip.com\/wp-content\/uploads\/2025\/01\/image-19.png\" alt=\"\" class=\"wp-image-4535\" srcset=\"https:\/\/patents.harnessip.com\/wp-content\/uploads\/2025\/01\/image-19.png 508w, https:\/\/patents.harnessip.com\/wp-content\/uploads\/2025\/01\/image-19-192x300.png 192w\" sizes=\"auto, (max-width: 508px) 100vw, 508px\" \/><\/a><\/figure>\n\n\n\n<p> The vacuum tube amplifier was a critical component of early radios and televisions, until transistors replaced them.  For his pioneering work, de Forest has been credited as the &#8220;Father of Radio&#8221;,\u00a0an appellation he adopted as the title of his 1950 autobiography.\u00a0<\/p>\n","protected":false},"excerpt":{"rendered":"<p>On January 15, 1907, Lee DeForest received U.S. Patent No. 841386 for Wireless Telegraphy and 841287 for a Device for Amplifuing Feeble Electrical Currents: The vacuum tube amplifier was a critical component of early radios and televisions, until transistors replaced &hellip; <a href=\"https:\/\/patents.harnessip.com\/?p=4534\">Continue reading <span class=\"meta-nav\">&rarr;<\/span><\/a><\/p>\n","protected":false},"author":2,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[18],"tags":[],"class_list":["post-4534","post","type-post","status-publish","format-standard","hentry","category-patent-of-the-day"],"post_mailing_queue_ids":[],"_links":{"self":[{"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=\/wp\/v2\/posts\/4534","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=4534"}],"version-history":[{"count":1,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=\/wp\/v2\/posts\/4534\/revisions"}],"predecessor-version":[{"id":4538,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=\/wp\/v2\/posts\/4534\/revisions\/4538"}],"wp:attachment":[{"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=4534"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=4534"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/patents.harnessip.com\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=4534"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}