Inventor

AKAHO MITSURU

JP2 patents

Patents

2 patents

US5284930AFeb 8, 1994

Process for purifying vinylphenol polymers for use as photoresist materials

MARUZEN PETROCHEM CO LTD35 citations89

US5288850AFeb 22, 1994

Process for removing metals from vinylphenol polymers

MARUZEN PETROCHEM CO LTD13 citations70