ALEXANDRIA, Va., Feb. 24 -- United States Patent no. 12,558,500, issued on Feb. 24, was assigned to Fisher & Paykel Healthcare Ltd. (Auckland, New Zealand).

"Methods and apparatus for oxygenation and/or CO2 removal" was invented by Samantha Dale Oldfield (Auckland, New Zealand), Milanjot Singh Assi (Sydney), Geraldine Keogh (Auckland, New Zealand), Callum James Thomas Spence (Auckland, New Zealand), Michael Barraclough (Auckland, New Zealand), Matthew Jon Payton (Auckland, New Zealand), Laith Adeeb Hermez (Auckland, New Zealand), Thomas Heinrich Barnes (Surrey, Great Britain), Craig Karl White (Auckland, New Zealand) and Alicia Jerram Hunter Evans (Auckland, New Zealand).

According to the abstract* released by the U.S. Patent & Trademark ...