Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Culture of Rhizobium cobalaminogenum capable of producing vitamin B.sub.12 and mutants thereof

Culture of Rhizobium cobalaminogenum capable of producing vitamin B.sub.12 and mutants thereof

US Patent 5538888 · Granted Jul 23, 1996

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Human derived immortalized liver cell line2007
Human cell line showing stable expression of cytochromes P4502004
Method of producing vitamin B12 using rhizobium cobalaminogenum ferm BP-44291996
Method of producing vitamin B12 using rhizobium cobalaminogenum ferm BP-44291996
Method of producing vitamin B12 using rhizobium cobalaminogenum ferm BP-44291996
Production of uridine1989
Production of uridine1989
Method for production of cytidine and/or deoxycytidine1989
Method for production of cytidine and/or deoxycytidine1989
Method of producing inosine and/or guanosine1987
Method of producing guanosine1986
Producing nucleosides1986