EXHIBIT 32.2

                           CERTIFICATIONS REQUIRED BY
               RULE 13a-14(b)/15d-14(b) AND 18 U.S.C. SECTION 1350

        In connection with the annual report of Universal Display Corporation
(the "Company") on Form 10-K for the year ended December 31, 2004, as filed with
the Securities and Exchange Commission on the date hereof (the "Report"), I,
Sidney D. Rosenblatt, Executive Vice President and Chief Financial Officer of
the Company, hereby certify, based on my knowledge, that:

        (1)     The Report fully complies with the requirements of section 13(a)
or 15(d) of the Securities Exchange Act of 1934; and

        (2)     The information contained in the Report fairly presents, in all
material respects, the financial condition and result of operations of the
Company.


Date:   March 14, 2005                  By:   /s/ Sidney D. Rosenblatt
                                           -------------------------------------
                                              Sidney D. Rosenblatt
                                              Executive Vice President and Chief
                                              Financial Officer