US Patent Issued to GlobalWafers on Feb. 10 for "Ingot puller apparatus having dopant feeders for adding a plurality of dopant batches" (Taiwanese, American Inventors)

ALEXANDRIA, Va., Feb. 11 -- United States Patent no. 12,546,028, issued on Feb. 10, was assigned to GlobalWafers Co. Ltd. (Hsinchu, Taiwan).

"Ingot puller apparatus having dopant feeders for adding a plurality of dopant batches" was invented by Chun-Sheng Wu (Hsinchu, Taiwan), Hong-Huei Huang (Zhubei, Taiwan), Hsien-Ta Tseng (Zhunan Township, Taiwan), Chen-Yi Lin (Zhunan Township, Taiwan), Feng-Chien Tsai (Zhubei, Taiwan), Yu-Chiao Wu (Frontenac, Mo.), Benjamin Michael Meyer (Defiance, Mo.), Young Gil Jeong (Frisco, Texas), Che-Min Chang (Taipei, Taiwan) and Carissima Marie Hudson (Saint Charles, Mo.).

According to the abstract* released by the U.S. Patent & Trademark Office: "Ingot puller apparatus for producing a doped single crystal si...