-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 OWJVccw5fuIMZiKD5AJFD8TX2Qsq6mNYzcBliOZx5BfSn4CRNTIJr2232c1TmNRF
 XnKf7wMF43229JMX/dBBaw==

<SEC-DOCUMENT>0000914190-08-000055.txt : 20080122
<SEC-HEADER>0000914190-08-000055.hdr.sgml : 20080121
<ACCEPTANCE-DATETIME>20080122104847
ACCESSION NUMBER:		0000914190-08-000055
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20071207
FILED AS OF DATE:		20080122
DATE AS OF CHANGE:		20080122

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			RUDOLPH TECHNOLOGIES INC
		CENTRAL INDEX KEY:			0001094392
		STANDARD INDUSTRIAL CLASSIFICATION:	INDUSTRIAL INSTRUMENTS FOR MEASUREMENT, DISPLAY, AND CONTROL [3823]
		IRS NUMBER:				223531208
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0726

	BUSINESS ADDRESS:	
		STREET 1:		PO BOX 1000
		STREET 2:		ONE RUDOLPH RD
		CITY:			FLANDERS
		STATE:			NJ
		ZIP:			07836
		BUSINESS PHONE:		9736911300

	MAIL ADDRESS:	
		STREET 1:		PO BOX 1000
		STREET 2:		ONE RUDOLPH RD
		CITY:			FLANDERS
		STATE:			NJ
		ZIP:			07836

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			ODELL JEFFREY L
		CENTRAL INDEX KEY:			0001132353

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-27965
		FILM NUMBER:		08540581

	BUSINESS ADDRESS:	
		BUSINESS PHONE:		973-691-1300

	MAIL ADDRESS:	
		STREET 1:		C/O RUDOLPH TECHNOLOGIES, INC.
		STREET 2:		ONE RUDOLPH ROAD, PO BOX 1000
		CITY:			FLANDERS
		STATE:			NJ
		ZIP:			07836
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>edgar.xml
<DESCRIPTION>PRIMARY DOCUMENT
<TEXT>
<XML>
<?xml version="1.0"?>
<ownershipDocument>

    <schemaVersion>X0202</schemaVersion>

    <documentType>4</documentType>

    <periodOfReport>2007-12-07</periodOfReport>

    <issuer>
        <issuerCik>0001094392</issuerCik>
        <issuerName>RUDOLPH TECHNOLOGIES INC</issuerName>
        <issuerTradingSymbol>RTEC</issuerTradingSymbol>
    </issuer>

    <reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001132353</rptOwnerCik>
            <rptOwnerName>ODELL JEFFREY L</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>4900 WEST 78TH STREET</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>BLOOMINGTON</rptOwnerCity>
            <rptOwnerState>MN</rptOwnerState>
            <rptOwnerZipCode>55435</rptOwnerZipCode>
            <rptOwnerStateDescription></rptOwnerStateDescription>
        </reportingOwnerAddress>
        <reportingOwnerRelationship>
            <isDirector>1</isDirector>
            <isOfficer>0</isOfficer>
            <isTenPercentOwner>0</isTenPercentOwner>
            <isOther>0</isOther>
        </reportingOwnerRelationship>
    </reportingOwner>

    <nonDerivativeTable>
        <nonDerivativeTransaction>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <transactionDate>
                <value>2007-12-07</value>
            </transactionDate>
            <transactionCoding>
                <transactionFormType>5</transactionFormType>
                <transactionCode>G</transactionCode>
                <equitySwapInvolved>0</equitySwapInvolved>
            </transactionCoding>
            <transactionAmounts>
                <transactionShares>
                    <value>2000</value>
                </transactionShares>
                <transactionPricePerShare>
                    <value>0</value>
                </transactionPricePerShare>
                <transactionAcquiredDisposedCode>
                    <value>D</value>
                </transactionAcquiredDisposedCode>
            </transactionAmounts>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>46821</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeTransaction>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock - Restricted Stock Unit</value>
                <footnoteId id="F1"/>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>2500</value>
                    <footnoteId id="F2"/>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>D</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value></value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
        <nonDerivativeHolding>
            <securityTitle>
                <value>Common Stock</value>
            </securityTitle>
            <postTransactionAmounts>
                <sharesOwnedFollowingTransaction>
                    <value>21574</value>
                </sharesOwnedFollowingTransaction>
            </postTransactionAmounts>
            <ownershipNature>
                <directOrIndirectOwnership>
                    <value>I</value>
                </directOrIndirectOwnership>
                <natureOfOwnership>
                    <value>By O'Dell Family Limited Partnership</value>
                </natureOfOwnership>
            </ownershipNature>
        </nonDerivativeHolding>
    </nonDerivativeTable>

    <footnotes>
        <footnote id="F1">Each Restricted Stock Unit represents a contingent right to receive one (1) share of RTEC Common Stock.</footnote>
        <footnote id="F2">100% of the shares of Common Stock subject to the Restricted Stock Unit vest one (1) year from the grant date.  Generally, vested shares will be delivered to the reporting person as soon as practicable after vesting.</footnote>
    </footnotes>

    <remarks></remarks>

    <ownerSignature>
        <signatureName>/s/ Robert K. Ranum as Attorney-in-Fact for Jeffrey L. O'Dell pursuant to Power of Attorney previously filed</signatureName>
        <signatureDate>2008-01-21</signatureDate>
    </ownerSignature>
</ownershipDocument>
</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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