4./JG 53 - Staffelkapitän

[wotan]

I need some help completing a list of StaKa for 4./JG 53. Here is what I have:

Hptm. Hubert Kroeck
11.38 - Appointed Staffelkapitän 4./JG 133
05.39 - 4./JG 133 re-designated 4./JG 53 - Staffelkapitän 4./JG 53 - to 04.40

Oblt. Günther Schulze-Blanck
04.40 - Appointed Staffelkapitän 4./JG 53
09.09.40 - KIA – shot down into the Channel off Hastings; body washed ashore on 29.09.40

Oblt. Richard Vogel
09-40 - Appointed Staffelkapitän 4./JG 53
10.10.40 - KIA – shot down into the sea east of Ramsgate by a Spitfire.

Oblt. Kurt Liedke
10.40 - Appointed Staffelkapitän 4./JG 53 - to 08.10.41

Oblt. Gerhard Michalski
10.41 - Appointed Staffelkapitän of 4./JG 53 - to 07.42

Oblt. Wilhelm Hobirk
07.42 - Appointed Staffelkapitän of 4./JG 53 - to 10.42

Oblt. Fritz Dinger
10.42 - Appointed Staffelkapitän 4./JG 53
27.07.43 - KIA – hit and killed on the ground at Scalea airfield in South
Italy by bomb fragments during Allied raid.

???

Oblt. Günther "Hupatz" Seeger
07.44 - Appointed Staffelkapitän 4./JG 53 - to 10.08.44
08.44 - 4./JG 53 was re-designated 7./JG 53

Any help would be appreciated,

TIA