Here is a list of US patents for weather modification 1338343 – April 27, 1920 – Process And Apparatus For The Production of Intense Artificial Clouds, Fogs, or Mists 1619183 – March 1, 1927 – Process of Producing Smoke Clouds From Moving Aircraft 1631753 – June 7, 1927 – Electric Heater – … Continue reading Geoengineering Patents