diff --git a/src/devices/cpu/patinhofeio/patinho_feio.cpp b/src/devices/cpu/patinhofeio/patinho_feio.cpp
index af53dc18024..a453d17f1de 100644
--- a/src/devices/cpu/patinhofeio/patinho_feio.cpp
+++ b/src/devices/cpu/patinhofeio/patinho_feio.cpp
@@ -50,7 +50,7 @@ void patinho_feio_cpu_device::compute_effective_address(unsigned int addr){
 	}
 }
 
-DEFINE_DEVICE_TYPE(PATO_FEIO_CPU, patinho_feio_cpu_device, "patinho_feio", "Patinho Feio")
+DEFINE_DEVICE_TYPE(PATO_FEIO_CPU, patinho_feio_cpu_device, "pato_feio_cpu", "Patinho Feio CPU")
 
 //Internal 4kbytes of RAM
 ADDRESS_MAP_START(patinho_feio_cpu_device::prog_8bit)
diff --git a/src/devices/cpu/saturn/saturn.cpp b/src/devices/cpu/saturn/saturn.cpp
index 06229a9a6c0..c8a9e7ab1f0 100644
--- a/src/devices/cpu/saturn/saturn.cpp
+++ b/src/devices/cpu/saturn/saturn.cpp
@@ -39,7 +39,7 @@
 
 
 
-DEFINE_DEVICE_TYPE(SATURN, saturn_device, "saturn_cpu", "Hewlett-Packard HP Saturn")
+DEFINE_DEVICE_TYPE(SATURN, saturn_device, "saturn_cpu", "Hewlett-Packard Saturn")
 
 
 saturn_device::saturn_device(const machine_config &mconfig, const char *tag, device_t *owner, uint32_t clock)
diff --git a/src/devices/cpu/tms9900/ti990_10.cpp b/src/devices/cpu/tms9900/ti990_10.cpp
index b6aa778e047..79a2de3c280 100644
--- a/src/devices/cpu/tms9900/ti990_10.cpp
+++ b/src/devices/cpu/tms9900/ti990_10.cpp
@@ -129,4 +129,4 @@ util::disasm_interface *ti990_10_device::create_disassembler()
 	return new tms9900_disassembler(TMS9900_ID);
 }
 
-DEFINE_DEVICE_TYPE(TI990_10, ti990_10_device, "ti990_10", "Texas Instruments TI990/10 CPU")
+DEFINE_DEVICE_TYPE(TI990_10, ti990_10_device, "ti990_10_cpu", "Texas Instruments TI990/10 CPU")