Kiss, Mihalfi, Gyarmati, Mike

My grandmother name is Agnes Mihalfi, her father was Anthony Mihalfi and her mother was Eva Gyarmati.They lived in the Village of Bacs Gyulefalva, Hungary and came to the USA in 1912.My grandmother married Michael Kiss in 1925.He died in Ohio in 1948.I am looking for info on Michael Kiss.He came to the USA somewhere between 1914 to 1925.I do know he was a soldier during WWI. and had a brother, Stephen.He was my grandfather and I don't know much about him so if there is anyone out there who can provide any info, I would really appreciate it.