-----BEGIN PRIVACY-ENHANCED MESSAGE-----
Proc-Type: 2001,MIC-CLEAR
Originator-Name: webmaster@www.sec.gov
Originator-Key-Asymmetric:
 MFgwCgYEVQgBAQICAf8DSgAwRwJAW2sNKK9AVtBzYZmr6aGjlWyK3XmZv3dTINen
 TWSM7vrzLADbmYQaionwg5sDW3P6oaM5D3tdezXMm7z1T+B+twIDAQAB
MIC-Info: RSA-MD5,RSA,
 Ov9dVMpNG3aHFsq8DTe8PiNQw6DloLIjXRDSjeonqlL3Odgs9c8/TChtJPi0SCDV
 mQbQRcLODEnzNXvdo7xuKA==

<SEC-DOCUMENT>0000936392-99-000021.txt : 19990114
<SEC-HEADER>0000936392-99-000021.hdr.sgml : 19990114
ACCESSION NUMBER:		0000936392-99-000021
CONFORMED SUBMISSION TYPE:	424B3
PUBLIC DOCUMENT COUNT:		1
FILED AS OF DATE:		19990113

FILER:

	COMPANY DATA:	
		COMPANY CONFORMED NAME:			MAXWELL TECHNOLOGIES INC
		CENTRAL INDEX KEY:			0000319815
		STANDARD INDUSTRIAL CLASSIFICATION:	ELECTRONIC COMPUTERS [3571]
		IRS NUMBER:				952390133
		STATE OF INCORPORATION:			DE
		FISCAL YEAR END:			0731

	FILING VALUES:
		FORM TYPE:		424B3
		SEC ACT:		
		SEC FILE NUMBER:	333-67429
		FILM NUMBER:		99505283

	BUSINESS ADDRESS:	
		STREET 1:		9275 SKY PARK COURT
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92123
		BUSINESS PHONE:		6192795100

	MAIL ADDRESS:	
		STREET 1:		8888 BALBOA AVE
		STREET 2:		8888 BALBOA AVE
		CITY:			SAN DIEGO
		STATE:			CA
		ZIP:			92123

	FORMER COMPANY:	
		FORMER CONFORMED NAME:	MAXWELL LABORATORIES INC /DE/
		DATE OF NAME CHANGE:	19920703
</SEC-HEADER>
<DOCUMENT>
<TYPE>424B3
<SEQUENCE>1
<DESCRIPTION>PROSPECTUS SUPPLEMENT STICKER
<TEXT>

<PAGE>   1
                             PROSPECTUS SUPPLEMENT
                    (To Prospectus Dated November 19, 1998)

The Prospectus is hereby supplemented on Page 15 to delete the following lines:

<TABLE>
<CAPTION>
                               Number of Shares      Number of Shares      Percentage of Shares
                              Beneficially Owned  of Common Stock Offered   Beneficially Owned
                              ------------------  -----------------------  --------------------
<S>                           <C>                 <C>                      <C>
     Kenneth C. Maki(2)             23,905                  6,445                    *
     Hassan Yarpezeshkan            77,906                 77,906                    *
</TABLE>

and to replace them with the following lines:

<TABLE>
<CAPTION>
                               Number of Shares      Number of Shares      Percentage of Shares
                              Beneficially Owned  of Common Stock Offered   Beneficially Owned
                              ------------------  -----------------------  --------------------
<S>                           <C>                 <C>                      <C>
     Kenneth C. Maki(2)             23,905                 10,000                    *
     Hassan Yarpezeshkan            77,906                 74,351                    *
</TABLE>

The date of this Supplement is January 13, 1999.

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