1.

Name of Reporting Person
S.S., or I.R.S. Identification of Above Person (Entities only)

Jon L. Stryker

N/A

2.

Check the Appropriate Box if a Member of a Group

N/A

3.

SEC Use Only

N/A

4.

Citizenship or Place of Organization

U.S.

5.

Sole Voting Power

4,893,408 Shares

6.

Shared Voting Power

42,906,370 Shares

7.

Sole Dispositive Power

4,893,408 Shares

8.

Shared Dispositive Power

42,906,370 Shares

9.

Aggregate Amount Beneficially Owned by Each Reporting Person

47,799,778 Shares

10.

Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares

N/A

11.

Percent of Class Represented by Amount in Row 9

23.9%

12.

Type of Reporting Person

IN

1.

Name of Reporting Person
S.S., or I.R.S. Identification of Above Person (Entities only)

Pat Stryker

N/A

2.

Check the Appropriate Box if a Member of a Group

N/A

3.

SEC Use Only

N/A

4.

Citizenship or Place of Organization

U.S.

5.

Sole Voting Power

3,318,162 Shares

6.

Shared Voting Power

42,906,370 Shares

7.

Sole Dispositive Power

3,318,162 Shares

8.

Shared Dispositive Power

42,906,370 Shares

9.

Aggregate Amount Beneficially Owned by Each Reporting Person

46,224,532 Shares

10.

Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares

N/A

11.

Percent of Class Represented by Amount in Row 9

23.1%

12.

Type of Reporting Person

IN

1.

Name of Reporting Person
S.S., or I.R.S. Identification of Above Person (Entities only)

Ronda E. Stryker

N/A

2.

Check the Appropriate Box if a Member of a Group

N/A

3.

SEC Use Only

N/A

4.

Citizenship or Place of Organization

U.S.

5.

Sole Voting Power

3,910,325 Shares

6.

Shared Voting Power

42,906,370 Shares

7.

Sole Dispositive Power

3,910,325 Shares

8.

Shared Dispositive Power

42,906,370 Shares

9.

Aggregate Amount Beneficially Owned by Each Reporting Person

46,816,695 Shares

10.

Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares

N/A

11.

Percent of Class Represented by Amount in Row 9

23.4%

12.

Type of Reporting Person

IN

 1.

Name of Reporting Person
S.S., or I.R.S. Identification of Above Person (Entities only)

Gerard Thomas

N/A

2.

Check the Appropriate Box if a Member of a Group

N/A

3.

SEC Use Only

N/A

4.

Citizenship or Place of Organization

U.S.

5.

Sole Voting Power

1,202,093 Shares

6.

Shared Voting Power

42,906,370 Shares

7.

Sole Dispositive Power

1,202,093 Shares

8.

Shared Dispositive Power

42,906,370 Shares

9.

Aggregate Amount Beneficially Owned by Each Reporting Person

44,108,463 Shares

10.

Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares

N/A

11.

Percent of Class Represented by Amount in Row 9

22.1%

12.

Type of Reporting Person

IN

1.

Name of Reporting Person
S.S., or I.R.S. Identification of Above Person (Entities only)

Elizabeth S. Upjohn-Mason

N/A

2.

Check the Appropriate Box if a Member of a Group

N/A

3.

SEC Use Only

N/A

4.

Citizenship or Place of Organization

U.S.

5.

Sole Voting Power

579,294 Shares

6.

Shared Voting Power

43,808,810 Shares

7.

Sole Dispositive Power

579,294 Shares

8.

Shared Dispositive Power

43,808,810 Shares

9.

Aggregate Amount Beneficially Owned by Each Reporting Person

44,388,104 Shares

10.

Check Box if the Aggregate Amount in Row (9) Excludes Certain Shares

N/A

11.

Percent of Class Represented by Amount in Row 9

22.2%

12.

Type of Reporting Person

IN

Item 1.

 (a)

Name of Issuer:  

 Stryker Corporation  

 (b)

Address of Issuer's Principal Executive Offices:  

 2725 Fairfield Road

 Kalamazoo, MI 49002

Item 2.

 (a)

Name of Persons Filing:

 (b)

Addresses of Principal Business Office or, if none, Residence:

Jon L. Stryker

Greenleaf Trust 

3505 Greenleaf Blvd. 

Kalamazoo, MI  49008

Pat Stryker

Bohemian Companies 

103 W. Mountain Avenue

Ft. Collins, CO  80524

Ronda E. Stryker

Greenleaf Trust 

3505 Greenleaf Blvd. 

Kalamazoo, MI 49008 

Gerard Thomas

Miller, Canfield, Paddock & Stone 

444 West Michigan Avenue 

Kalamazoo, MI 49007 

Elizabeth S. Upjohn-Mason

Greenleaf Trust 

3505 Greenleaf Blvd. 

Kalamazoo, MI 49008 

 (c)

Citizenship:  U.S.

 (d)

Title of Class of Securities:  Common Stock, $.10 Par Value

 (e)

CUSIP Number:  863667 10 1 

Item 3.

If this statement is filed pursuant to Rule 13d-1, or 134-2(b), check whether the persons filing are: 

N/A

Item 4.

Ownership

 (a)

 Amount Beneficially Owned:

At December 31, 2003 Jon L. Stryker, Pat Stryker, Ronda E. Stryker, Gerard Thomas and Elizabeth S. Upjohn-Mason, as members of the Advisory Committee under the L. Lee Stryker Trust (the "Stryker Trust") executed September 10, 1974, beneficially owned 42,906,370 shares of Common Stock, $.10 par value (the "Common Stock"), of Stryker Corporation.

The following table shows the beneficial ownership (other than indirect beneficial ownership through the Stryker Trust) of shares of Common Stock by the persons (other than the Stryker Trust) named in response to Item 2(a):

Name

Number of Shares

Jon L. Stryker 

4,893,408 

Pat Stryker 

3,318,162 

Ronda E. Stryker 

3,910,325 

Gerard Thomas 

1,202,093 

Elizabeth S. Upjohn-Mason 

1,481,734⁽¹⁾

 (b)

Percent of Class:

The shares of Common Stock described in response to Item 4(a) amounted to 28.9% of the outstanding shares of Common Stock on December 31, 2003.

 (c)

The following table sets forth, for each of the persons named in response to Item 2(a), the number of shares of Common Stock as to which such person has (i) sole power to vote or to direct the vote, (ii) shared power to vote or to direct the vote, (iii) sole power to dispose or to direct the disposition of or (iv) shared power to dispose or to direct the disposition of.

Power to Vote
or to Direct theVote

Power to Dispose or to
Direct the Disposition of

Sole

Shared

Sole

Shared

Name

Jon L. Stryker 

4,893,408  

42,906,370⁽²⁾    

4,893,408  

42,906,370⁽²⁾    

Pat Stryker 

3,318,162  

42,906,370⁽²⁾    

3,318,162  

42,906,370⁽²⁾    

Ronda E. Stryker 

3,910,325  

42,906,370⁽²⁾    

3,910,325  

42,906,370⁽²⁾    

Gerard Thomas 

1,202,093  

42,906,370⁽²⁾    

1,202,093  

42,906,370⁽²⁾    

Elizabeth S. Upjohn-Mason 

579,294  

43,808,810^(1,2) 

579,294  

43,808,810^(1,2) 

(1)

The reporting person is a member of a three-person advisory committee that has full voting and disposition power with respect to 902,440 shares of Common Stock held by three trusts.

(2)

Includes 42,906,370 shares of Common Stock owned by the Stryker Trust as to which such person, as a member of the Advisory Committee, may be deemed to share voting power and the power to direct the disposition.

Item 5.

Ownership of Five Percent or Less of a Class:  

N/A

Item 6.

Ownership of More than Five Percent on Behalf of Another Person:  

N/A

Item 7.

Identification and Classification of the Subsidiary Which Acquired the Security Being Reported on by the Parent Holding Company:  

N/A

 Item 8.

Identification and Classification of Members of the Group:  

N/A

 Item 9.

Notice of Dissolution of Group:  

N/A

 Item 10.

Certification:

By signing below I certify that, to the best of my knowledge and belief, the securities referred to above were acquired in the ordinary course of business and were not acquired for the purpose of and do not have the effect of changing or influencing the control of the issuer of such securities and were not acquired in connection with or as a participant in any transaction having such purposes or effect.

After reasonable inquiry and to the best of my knowledge and belief, I verify that the information set forth in this statement is true, complete and correct.

Date:

February 13, 2004

/s/ JON L. STRYKER

Jon L. Stryker

Date:

February 13, 2004

/s/ PAT STRYKER

Pat Stryker

Date:

February 13, 2004

/s/ RONDA E. STRYKER

Ronda E. Stryker

Date:

February 13, 2004

/s/ GERARD THOMAS

Gerard Thomas

Date:

February 13, 2004

/s/ ELIZABETH S. UPJOHN-MASON

Elizabeth S. Upjohn-Mason