A herd of cattle became agitated and charged Brian Bellhouse as he was walking in fields around Guestling, East Sussex

A former Oxford don and businessman has died after being trampled to death by cows while out walking.

Brian Bellhouse and his son-in-law invented a system that used compressed gas to delivered vaccines without piercing the skin

Brian Bellhouse, 80, who became a multimillionaire overnight after inventing a device to provide injection-free vaccines, was strolling by himself in fields around Guestling, East Sussex, at about 11am on Monday when a herd of cattle became agitated and charged.

Another walker heard screams from the field, which is close to the Grade I listed parish church of St Laurence, and called the emergency services. An air ambulance was scrambled and paramedics gave CPR but Professor Bellhouse was declared dead at 11.46am.

The cow attack was at least the third resulting in serious injuries this month. A report by the Health and Safety Executive revealed that 74