Batz claimed three victories, including one four-engine bomber against the United States Army Air Forces (USAAF) over the Ploieşti oil fields.

After the war, Batz joined the Air Force of the Bundeswehr, commanding Lufttransportgeschwader 63 (LTG 63–Air Transport Wing 63).

[3] After Batz graduated with his Abitur (university-preparatory high school diploma), he volunteered for four years military service in the Luftwaffe on 1 November 1935.

Staffel (2nd squadron) of Ergänzungs-Jagdgruppe Ost (Supplementary Fighter Group, East) which was based at Saint-Jean-d'Angély in France.

[6][7] World War II in Europe had begun on Friday 1 September 1939 when German forces invaded Poland.

[7] The Gruppe was based at an airfield at Rostov-on-Don on the Eastern Front and under command of Hauptmann Johannes Steinhoff.

[8] The Gruppe was moved to the combat area of the Kuban bridgehead on 10 February where it was initially based at an airfield at Slavyansk-na-Kubani.

[9] Here flying with the Gruppenstab (headquarters unit), Batz claimed his first aerial victory on 11 March when he shot down a Lavochkin-Gorbunov-Gudkov LaGG-3 fighter.

[13] On 24 April, he was awarded the Iron Cross 2nd Class (Eisernes Kreuz zweiter Klasse) for seven aerial victories.

[16] On 3 July, Batz was awarded the Iron Cross 1st Class (Eisernes Kreuz erster Klasse).

[14] By end of October, Batz was credited with 36 aerial victories, making him the fifth leading active fighter pilot of II.

[17] The Gruppe had moved to Kherson on 30 October and then transferred to Baherove on the Crimean peninsula on 2 November where it was based until 19 March 1944.

[20] On 7 December, Batz attacked small vessels off the coast of Eltigen (Heroyevskoe), part of Kerch.

[34] At the time of his appointment, Batz was serving with the Gruppenstab of I. Gruppe of JG 52, receiving command instructions.

[38] On 31 May, Batz became a triple "ace-in-a-day" when during the course of seven combat missions he claimed fifteen aerial victories which included six Il-2s, five P-39s and four Lavochkin La-5 fighters.

Batz claimed two North American P-51 Mustang fighter aircraft on 23 June and a Consolidated B-24 Liberator bomber the following day.

[46] The Oak Leaves were presented by Adolf Hitler at the Führerhauptquartier (Führer Headquarters) at Rastenburg on 25 August 1944.

[51] He succeeded Hauptmann Hartmann who had temporarily led the Gruppe after its former commander Major Gerhard Barkhorn had been transferred.

The bestowal of the Swords to his Knight's Cross cannot be verified via the records held in the German Federal Archives.

Batz presented evidence of the conferment which was confirmed by the Gemeinschaft der Jagdflieger (Association of German Armed Forces Airmen).

[56] On 8 May, General der Flieger Paul Deichmann, the commanding officer of Luftwaffenkommando 4, ordered the cease-fire by 12:00.

[55] In 1955, Batz applied for service in the West German Air Force, at the time referred to as the Bundesluftwaffe of the Bundeswehr, joining in 1956 holding the rank of Major.

[58] On 15 November, FFS "S" was reorganized with Ausbildungsgruppe A (training group A) under command of Batz relocating to Diepholz Air Base.

[61] Promoted to Oberstleutnant (lieutenant colonel), Batz then served as a staff officer with Lufttransportkommando (Air Force Transport Command) in Köln-Wahn and retired on 30 September 1972.

[55] Here, he was part of a Bundesluftwaffe team (Führungsstab der Luftwaffe SBWS C-160—Air Force General Staff) planning the introduction of the Transall C-160 transport aircraft.

Of this figure, 232 aerial victories were claimed on the Eastern Front and five over the Western Allies, including two four-engine bombers.

[66] The authors Daniel and Gabor Horvath compared Soviet enemy loss reports to Batz's claims over Hungary.

In the timeframe 13 to 19 March 1945, Batz claimed eight aerial victories, while the authors found seven matching Soviet losses, a corroboration of 88%.