Hard drive manufacturer Fujitsu announced they are releasing new 2.5″ hard drives with 320GB of capacity and a 7200RPM spindle speed.  From Fujitsu’s press release:
Fujitsu Computer Products of America, Inc., a leading supplier of innovative computer products including hard disk drives, peripherals and biometric security solutions, today announced the release of its 2.5-inch 320GB 7200RPM [...]

If you need yet more storage for your laptop, Fujitsu is bringing out a 500GB 2.5″ hard drive in May 2008:
Fujitsu Computer Products of America, Inc., a leading supplier of innovative computer products including hard disk drives, peripherals and biometric security solutions, today announced the release of its 2.5” 500GB¹ 4200RPM SATA hard disk drive [...]