Hi,
I have these two
4937 Schmidt, Karl F Oblt (20/3/44); (Lt Sum40-4/1/43?); (Oblt 13/10/42-20/3/44) DKiG 4/1/43 KIA 20/3/44 (combat); (ditched 13/10/42 (Beaufighter (248 Sqn))-rescued) (13/10/42 Ju 88D-1 (430208; 4T+CH)) Wekusta. 51, Wekusta. 2./Ob.d.L., ?Wekusta. 26?
4938 Schmidt, Karl F? Hptm (1/1/45?) DKiG 1/1/45? x./KG x
This is from the DKiG file created by Andy Fletcher and available from the LuftwaffeData Forum
here
You may be lucky and find additional info in Luftwaffe Officer Career Summaries
here