Inventor
MARUHASHI KENJI
JP5 patents
Patents
5 patentsUS4436663AMar 13, 1984
Process for separating porphyrins
NIPPON OIL CO LTD2 citations60
US4383110AMay 10, 1983
Process for purifying and separating vitamin B12
NIPPON OIL CO LTD3 citations60
US4347184AAug 31, 1982
Process for separating and recovering coproporphyrin and uroporphyrin from a culture broth containing them
NIPPON OIL CO LTD2 citations60
US4370415AJan 25, 1983
Process for producing uroporphyrin III
NIPPON OIL CO LTD0 citations50
US4334021AJun 8, 1982
Process for producing coproporphyrin III
NIPPON OIL CO LTD1 citations50