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Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
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MIC-Info: RSA-MD5,RSA,
 KbRiKWerTOb7lim43vHAL4bJ2a/n+Y3UufguYzbrJ5Cp5qT/ar1RmvWvljlrNsal
 VTG/bDh/urUXlxZJVCqg8A==

<SEC-DOCUMENT>0001181431-04-002992.txt : 20040116
<SEC-HEADER>0001181431-04-002992.hdr.sgml : 20040116
<ACCEPTANCE-DATETIME>20040116122301
ACCESSION NUMBER:		0001181431-04-002992
CONFORMED SUBMISSION TYPE:	4
PUBLIC DOCUMENT COUNT:		1
CONFORMED PERIOD OF REPORT:	20040109
FILED AS OF DATE:		20040116

ISSUER:		

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			OYO GEOSPACE CORP
		CENTRAL INDEX KEY:			0001001115
		STANDARD INDUSTRIAL CLASSIFICATION:	MEASURING & CONTROLLING DEVICES, NEC [3829]
		IRS NUMBER:				760447780
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0930

	BUSINESS ADDRESS:	
		STREET 1:		7334 N GESSNER RD
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77040
		BUSINESS PHONE:		7139399700

	MAIL ADDRESS:	
		STREET 1:		9777 W GULF BANK ROAD SUITE 5
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77040

REPORTING-OWNER:	

	OWNER DATA:	
		COMPANY CONFORMED NAME:			HALL ERNEST M JR
		CENTRAL INDEX KEY:			0001049651

	FILING VALUES:
		FORM TYPE:		4
		SEC ACT:		1934 Act
		SEC FILE NUMBER:	333-36727
		FILM NUMBER:		04529087

	BUSINESS ADDRESS:	
		STREET 1:		7334 N GESSNER ROAD
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77040
		BUSINESS PHONE:		7139399700

	MAIL ADDRESS:	
		STREET 1:		7334 N GESSNER ROAD
		CITY:			HOUSTON
		STATE:			TX
		ZIP:			77040
</SEC-HEADER>
<DOCUMENT>
<TYPE>4
<SEQUENCE>1
<FILENAME>rrd29245.xml
<DESCRIPTION>FORM 4 / HALL / JAN 2004
<TEXT>
<XML>
<?xml version="1.0"?><ownershipDocument>
    <schemaVersion>X0201</schemaVersion>

    <documentType>4</documentType><periodOfReport>2004-01-09</periodOfReport><notSubjectToSection16>0</notSubjectToSection16>
    <issuer>
        <issuerCik>0001001115</issuerCik>
        <issuerName>OYO GEOSPACE CORP</issuerName>
        <issuerTradingSymbol>OYOG</issuerTradingSymbol></issuer><reportingOwner>
        <reportingOwnerId>
            <rptOwnerCik>0001049651</rptOwnerCik>
            <rptOwnerName>HALL ERNEST M JR</rptOwnerName>
        </reportingOwnerId>
        <reportingOwnerAddress>
            <rptOwnerStreet1>1 INWOOD OAKS</rptOwnerStreet1>
            <rptOwnerStreet2></rptOwnerStreet2>
            <rptOwnerCity>HOUSTON</rptOwnerCity>
            <rptOwnerState>TX</rptOwnerState>
            <rptOwnerZipCode>77024</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, par value $.01 per share</value></securityTitle><transactionDate><value>2004-01-09</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>A</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>707</value></transactionShares><transactionPricePerShare><footnoteId id="F1"/></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><postTransactionAmounts><sharesOwnedFollowingTransaction><value>43857</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></nonDerivativeTran
saction></nonDerivativeTable><derivativeTable><derivativeTransaction><securityTitle><value>Options (right to buy)</value></securityTitle><conversionOrExercisePrice><value>17.69</value></conversionOrExercisePrice><transactionDate><value>2004-01-12</value></transactionDate><transactionCoding><transactionFormType>4</transactionFormType><transactionCode>A</transactionCode><equitySwapInvolved>0</equitySwapInvolved></transactionCoding><transactionAmounts><transactionShares><value>3150</value></transactionShares><transactionPricePerShare><footnoteId id="F1"/></transactionPricePerShare><transactionAcquiredDisposedCode><value>A</value></transactionAcquiredDisposedCode></transactionAmounts><exerciseDate><value>2005-01-12</value></exerciseDate><expirationDate><value>2014-01-12</value></expirationDate><underlyingSecurity><underlyingSecurityTitle><value>Common Stock</value></underlyingSecurityTitle><underlyingSecurityShares><value>3150</value></underlyingSecurityShares></underlyingSecurity><postTransactionAmounts><shares
OwnedFollowingTransaction><value>3150</value></sharesOwnedFollowingTransaction></postTransactionAmounts><ownershipNature><directOrIndirectOwnership><value>D</value></directOrIndirectOwnership></ownershipNature></derivativeTransaction></derivativeTable><footnotes><footnote id="F1">Pursuant to the OYO Geospace Corporation 1997 Non-Employee Director Stock Option Plan and in transactions exempt from Rule 16(b) pursuant to Rule 16b-3(d), on January 9, 2004, Mr. Hall was granted 707 shares of Common Stock as partial payment of his annual director's retainer fee and on January 12, 2004, options to purchase an additional 3,150 shares of Common Stock.</footnote></footnotes><ownerSignature><signatureName>Ernest Hall</signatureName><signatureDate>2004-01-16</signatureDate></ownerSignature></ownershipDocument>



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