Original sentence: In embedded systems, prominent users included Cisco Systems in their network routers and by Canon in their printers.The R4600, code-named "Orion", was a microprocessor developed by Quantum Effect Design (QED) that implemented the MIPS III instruction set architecture (ISA)
Edited sentence: In embedded systems, prominent users included Cisco Systems in their network routers and Canon in their printers.The R4600, code-named "Orion", is a microprocessor developed by Quantum Effect Design (QED) that implemented the MIPS III instruction set architecture (ISA)