Philip specialises in patent and related intellectual property law, in particular for mechanical and manufacturing patents. Philip is also a designs specialist. His practice includes providing opinions on patentability and strategy, freedom to commercialise assessments internationally and drafting, filing and prosecuting patent applications in Hong Kong, China, and overseas. Philip works with universities, corporates, start-ups and individuals. After Philip graduated from the University of Canterbury, he worked in industry for a number of years as a design engineer in the automotive field, in manufacturing and in the oil industry. He has expertise in the areas of manufacturing machinery, hydraulics, fluid heaters, valves, robotic systems, pumps, materials handling equipment, engines and electrical appliances. He entered the patent profession in 1999 working for a New Zealand patent firm, and qualifying as a Patent and Trade Mark Attorney in 2004. In 2006 Philip joined Marks & Clerk in Hong Kong and he became a partner in 2013.