| Ratings 
 
 
  | Year | Rank | Edo | Dev. | Games |  
  | 1929 | 1264 | 2004 | (82) | 8 |  
  | 1930 | 1336 | 1989 | (85) | 0 |  
  | 1931 | 1468 | 1974 | (87) | 0 |  
  | 1932 | 1522 | 1960 | (88) | 0 |  
  | 1933 | 1551 | 1945 | (88) | 0 |  
  | 1934 | 1671 | 1930 | (86) | 8 |  
 
Rating table notes
 | 
| Biographical data |  | 
   | Name: Breuer, Johann Josef |  
   | Born: |  
   | Died: |  |  |  
   | Notes: |  
   | I am guessing that the 'J. Breuer' who played at Cologne 1929 was Johann Josef Breuer (born 1903). Probably it was not Joseph Theodor Breuer (born 1916). |  |  |  |  
   | References |  | 
| Books |  
   | Di Felice, Chess Results, 1921-1930, page 242 |  
   | Di Felice, Chess Results, 1931-1935, page 377 |  
   | Gaige, Chess Personalia, page 52 |  
   | Gaige, Chess Tournament Crosstables IV, page 841 |  |  |