Patents by Inventor Chiao Chien WEI

Chiao Chien WEI has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Composition for cobalt or cobalt alloy electroplating
    Patent number: 11585004
    Abstract: A cobalt electroplating composition may include (a) cobalt ions; and (b) an ammonium compound of formula (NR1R2R3H+)nXn?, wherein R1, R2, R3 are independently H or linear or branched C1 to C6 alkyl, X is one or more n valent inorganic or organic counter ion(s), and n is an integer from 1, 2, or 3.
    Type: Grant
    Filed: April 5, 2019
    Date of Patent: February 21, 2023
    Assignee: BASF SE
    Inventors: Marco Arnold, Chiao Chien Wei, Tzu Tsang Huang, Shih Ming Lin, Cheng Chen Kuo, Shih Wei Chou, Chieh Chu
  • COMPOSITION FOR COBALT OR COBALT ALLOY ELECTROPLATING
    Publication number: 20210147994
    Abstract: A cobalt electroplating composition may include (a) cobalt ions; and (b) an ammonium compound of formula (NR1R2R3H+)nX1?, wherein R1, R2, R3 are independently H or linear or branched C1 to C6 alkyl, X is one or more n valent inorganic or organic counter ion(s), and n is an integer from 1, 2, or 3.
    Type: Application
    Filed: April 5, 2019
    Publication date: May 20, 2021
    Applicant: BASF SE
    Inventors: Marco ARNOLD, Chiao Chien WEI, Tzu Tsang HUANG, Shih Ming LIN, Cheng Chen KUO, Shih Wei CHOU, Chieh CHU