Attached files

file filename
EX-10.3 - SUMMARY OF COMPENSATION ARRANGEMENTS WITH DIRECTORS - ELECTRO SENSORS INCelectro101089_ex10-3.htm
EX-99.1 - LETTER TO SHAREHOLDERS DATED MARCH 3, 2010 - ELECTRO SENSORS INCelectro101089_ex99-1.htm
EX-31.1 - CERTIFICATION OF CEO/CFO PURSUANT TO SECTION 302 - ELECTRO SENSORS INCelectro101089_ex31-1.htm
EX-32.1 - CERTIFICATION OF CEO/CFO PURSUANT TO SECTION 906 - ELECTRO SENSORS INCelectro101089_ex32-1.htm
EX-10.4 - SUMMARY OF COMPENSATION ARRANGEMENTS WITH EXECUTIVE OFFICERS - ELECTRO SENSORS INCelectro101089_ex10-4.htm
EX-99.2 - INVESTOR INFORMATION - ELECTRO SENSORS INCelectro101089_ex99-2.htm
10-K - FORM 10-K FOR THE FISCAL YEAR ENDED DECEMBER 31, 2009 - ELECTRO SENSORS INCelectro101089_10k.htm

EXHIBIT 4.1

COMMON

COMMON

15986

ELECTRO-SENSORS, INC.

INCORPORATED UNDER THE LAWS OF THE STATE OF MINNESOTA

See reverse side for certain definitions

THIS CERTIFIES THAT

CUSIP  285233  10  2

is the owner of

FULL-PAID AND NON-ASSESSABLE SHARES OF THE COMMON STOCK OF THE PAR VALUE OF TEN CENTS EACH OF

ELECTRO-SENSORS, INC.

transferable only on the books of the corporation by the holder hereof in person or by duly authorized attorney, upon surrender of this certificate properly endorsed.

         This certificate is not valid unless countersigned by the Transfer Agent and Registrar.

         IN WITNESS WHEREOF, the said corporation has caused this certificate to be signed by its authorized officers and to be sealed with the seal of the corporation.

Dated:

SECRETARY

PRESIDENT


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