ALEXANDRIA, Va., Feb. 3 -- United States Patent no. 12,538,942, issued on Feb. 3, was assigned to Pax Labs Inc. (San Francisco).

"Vaporizer system including vaporizer cartridge" was invented by Joshua Fu (San Francisco), Christopher Loental (San Francisco), Marko Markovic (San Francisco), Alexander Weiss (Oakland, Calif.), Alexander Ringrose (Oakland, Calif.), David Carlberg (Portland, Ore.), Robyn Nariyoshi (San Francisco), Devin Spratt (Sunnyvale, Calif.), Nicholas J. Hatton (Oakland, Calif.), Yen Jen Chang (Taipei, Taiwan), Chen Yu Li (Taipei, Taiwan), Barry Tseng (Taipei, Taiwan), Prince Wang (Taipei, Taiwan), Thomas Germann (Aschau im Chiemgau, Germany) and Andreas Schaefer (Neubiberg, Germany).

According to the abstract* released by...