Seems so, my Vaio shows this signature too.
00:0c.0 CardBus bridge: Ricoh Co Ltd RL5c475 (rev 80)
Subsystem: Sony Corporation: Unknown device 8082
Flags: bus master, medium devsel, latency 168, IRQ 9
Memory at 10000000 (32-bit, non-prefetchable) [size=4K]
Bus: primary=00, secondary=02, subordinate=05, sec-latency=176
I/O window 0: 00000000-00000003
I/O window 1: 00000000-00000003
16-bit legacy interface ports at 0001
HTH, alexx
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