Mash-Hud is a qualified patent attorney who is experienced in drafting and prosecution work in semiconductor technologies, opto-electronics, mobile telecommunications, software, medical devices and oil well technology. He also has experience at opposition proceedings before the EPO. 

After completing a BSc degree with first class honours in Electronics and Computing, Mash-Hud moved to the University of Cambridge where he gained an MPhil and PhD in Solid State Engineering. Mash-Hud's MPhil research was directed to modelling novel power devices for emerging technologies. He then carried out further research for his PhD on silicon-on-insulator (SOI) based high voltage devices for power ICs and nanoscale transistors using silicon nanowires. 

Mash-Hud joined Marks & Clerk in 2008 and qualified as a European Patent Attorney and UK Chartered Patent Attorney in 2013. Mash-Hud has been recognised as a rising star by Managing Intellectual Property, IP Stars, 2017 and 2018.