

It had an integrated LED which indicated when the device was reading or writing data to prevent premature removal from the computer. It was marketed as a hard disk on a keychain. The computer saw the device as a hard disk drive and it came in capacities of 8, 16, and 32 MB. In Windows 98 it required a driver which was supplied on a CD-ROM. It required no separate power or device drivers from the computer if running Windows 2000, or Windows ME it was a true plug and play device. This product went on to receive the Most Innovative Award from EDN in 1995 and later went on to become the Flash Drive and DiskOnKey.ĭiskOnKey was a small Flash memory device encased in a plastic enclosure with an integrated flash controller that connected to the USB port on a computer. Rick Iorillo, Rony Levy and David Deitcher were the individuals that worked on the development and marketing of the first 2 MB DOC. The DiskOnChip (DOC) was developed at the R&D Center established by M-Systems called EUROM. After 17 years of business, they were acquired by their prior competitor, SanDisk, in 2006.

They also created the patented True Flash Filing System (TrueFFS) which presented the flash memory as a disk drive to the computer. They were best known for developing and patenting the first flash drive, marketed in 1995 as DiskOnChip, and the first USB flash drive, marketed in 2000 as DiskOnKey.

M-Systems Ltd., (sometimes spelled msystems ) was a Nasdaq-listed Israeli producer of flash memory storage products founded in 1989 by Dov Moran and Aryeh Mergi, based in Kfar Saba, Israel. The former M-Systems HQ, now a SanDisk facility
