Patents by Inventor Hana Ginsburg

Hana Ginsburg 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).

  • Patent number: 4234396
    Abstract: The present invention relates to a plating bath for electroplating various metals with chromium, prepared from 100 g to 1600 g chromium trioxide per liter, 0.3 weight percent to 15 weight percent Cl (chlorine or chloride ions) calculated on the chromium trioxide, and/or 0.3 to 10 weight percent I (iodine and/or iodide ions) calculated on the chromium trioxide said plating bath optionally containing also from 0.3 weight percent to 2 weight percent sulfate ions calculated on the chromium trioxide, and to a process of electroplating of metals from such plating baths, which is effected at a temperature between room temperature and about 60.degree. C. at a current density from 10 A/dm.sup.2 to about 270 A/dm.sup.2.
    Type: Grant
    Filed: March 7, 1979
    Date of Patent: November 18, 1980
    Inventors: Mark Perakh, Hana Ginsburg, Erna Salomon, Valentina Shargorodsky, Liuba Rubinstein