ALEXANDRIA, Va., Dec. 9 -- United States Patent no. 12,490,763, issued on Dec. 9.
"Plant material loader" was invented by Charles Wong (Pasadena, Calif.).
According to the abstract* released by the U.S. Patent & Trademark Office: "A plant material loader has a hopper, a hopper tray, a transfer tamper assembly, a transfer tray, a product retainer tray, product tubes and a loader tamper assembly. The hopper is configured to receive plant material. The hopper tray receives the plant material from the hopper. The hopper tray has hopper tray openings. The hopper tray has a hopper tray motion from a hopper position where the hopper tray is below the hopper to a transfer position where the hopper tray is away from the hopper and at a transfer ta...