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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
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 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 NjI+Dq7tIesG48sMb2qhtbSd4wsbGRMHr7DdssSJRmBPdt99DqNHSbS2CuG+cjS7
 E3VbLRtsTBykWuRGxbaQ9Q==

<SEC-DOCUMENT>0001209191-03-016033.txt : 20030807
<SEC-HEADER>0001209191-03-016033.hdr.sgml : 20030807
<ACCEPTANCE-DATETIME>20030807171605
ACCESSION NUMBER:		0001209191-03-016033
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20030806
FILED AS OF DATE:		20030807

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			BILLOW MATS JOHAN
		CENTRAL INDEX KEY:			0001247535

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	000-26056
		FILM NUMBER:		03829416

	MAIL ADDRESS:	
		STREET 1:		1600 UNIVERSITY AVENUE W. #500
		CITY:			ST. PAUL
		STATE:			MN
		ZIP:			55104

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			IMAGE SENSING SYSTEMS INC
		CENTRAL INDEX KEY:			0000943034
		STANDARD INDUSTRIAL CLASSIFICATION:	MEASURING & CONTROLLING DEVICES, NEC [3829]
		IRS NUMBER:				411519168
		STATE OF INCORPORATION:			MN
		FISCAL YEAR END:			1231

	BUSINESS ADDRESS:	
		STREET 1:		500 SPRUCE TREE CENTRE
		STREET 2:		1600 UNIVERSITY AVE
		CITY:			ST PAUL
		STATE:			MN
		ZIP:			55104-3825
		BUSINESS PHONE:		6516037700

	MAIL ADDRESS:	
		STREET 1:		500 SPRUCE TREE CENTRE
		STREET 2:		1600 UNIVERSITY AVE W.
		CITY:			ST PAUL
		STATE:			MN
		ZIP:			55104
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>doc4.xml
<DESCRIPTION>FORM 4 SUBMISSION
<TEXT>
<XML>
<?xml version="1.0"?><ownershipDocument><schemaVersion>X0201</schemaVersion>    <documentType>4</documentType><periodOfReport>2003-08-06</periodOfReport><notSubjectToSection16>0</notSubjectToSection16><issuer><issuerCik>0000943034</issuerCik><issuerName>IMAGE SENSING SYSTEMS INC</issuerName>        <issuerTradingSymbol>isns</issuerTradingSymbol></issuer><reportingOwner><reportingOwnerId><rptOwnerCik>0001247535</rptOwnerCik><rptOwnerName>BILLOW MATS JOHAN</rptOwnerName></reportingOwnerId><reportingOwnerAddress><rptOwnerStreet1>500 SPRUCE TREE CENTRE</rptOwnerStreet1><rptOwnerStreet2>1600 UNIVERSITY AVE. W.</rptOwnerStreet2><rptOwnerCity>ST. PAUL</rptOwnerCity><rptOwnerState>MN</rptOwnerState><rptOwnerZipCode>55104</rptOwnerZipCode><rptOwnerStateDescription></rptOwnerStateDescription></reportingOwnerAddress><reportingOwnerRelationship><isDirector>0</isDirector><isOfficer>1</isOfficer><isTenPercentOwner>0</isTenPercentOwner><isOther>0</isOther><officerTitle>Managing Director Subsidiary</officerTitle></reporting
OwnerRelationship></reportingOwner><nonDerivativeTable><nonDerivativeTransaction><securityTitle><value>Common stock</value></securityTitle><transactionDate><value>2003-08-06</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>S</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>3000</value></transactionShares><transactionPricePerShare><value>7.0076</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><valueOwnedFollowingTransaction><value>3000</value></valueOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>I</value></directOrIndirectOwnership><natureOfOwnership><value>Berkeley Development Ltd</value></natureOfOwnership></ownershipNature></nonDerivativeTransaction><
nonDerivativeTransaction><securityTitle><value>Common stock</value></securityTitle><transactionDate><value>2003-08-07</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>S</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionTimeliness><value></value></transactionTimeliness><transactionAmounts><transactionShares><value>3000</value></transactionShares><transactionPricePerShare><value>8.01</value></transactionPricePerShare><transactionAcquiredDisposedCode><value>D</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>0</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></nonDerivativeTransaction></nonDerivativeTable><derivativeTable><derivativeHolding><securityTitle><value>Non-incentive stock option</value></securityTitle><conversi
onOrExercisePrice><value>1.71</value></conversionOrExercisePrice><exerciseDate><footnoteId id="F1" /></exerciseDate><expirationDate><value>2012-04-15</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>37500</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>37500</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeHolding><derivativeHolding><securityTitle><value>Non-incentive stock option - variable</value></securityTitle><conversionOrExercisePrice><value>1.71</value></conversionOrExercisePrice><exerciseDate><footnoteId id="F3" /></exerciseDate><expirationDate><value>2012-04-15</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common stock</value></underlyingSecurityTitle><underlyingS
ecurityValue><value>37500</value></underlyingSecurityValue></underlyingSecurity><postTransactionAmounts><sharesOwnedFollowingTransaction><value>37500</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeHolding></derivativeTable><footnotes><footnote id="F1">Exercisable: 04/15/2004-12,500 shares, 04/15/2005-12,500 shares, 04/15/2006-12,500 shares</footnote><footnote id="F3">Exercisable: 04/15/2004-12,500 shares, 04/15/2005-12,500 shares, 04/15/2006-12,500 shares.  All options contingent on performance.</footnote></footnotes><remarks></remarks><ownerSignature><signatureName>Arthur J. Bourgeois, POA for Mats Johan Billow</signatureName><signatureDate>2003-08-07</signatureDate></ownerSignature></ownershipDocument>

</XML>
</TEXT>
</DOCUMENT>
</SEC-DOCUMENT>
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