P

Inventor

TAI MASARU

JP12 patents
⚠️ This page may combine multiple inventors who share the name “TAI MASARU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

TOYAMA CHEMICAL CO LTD

9 patents
US4489072ADec 18, 1984

Cephalosporins

TOYAMA CHEMICAL CO LTD18 citations81
US5144027ASep 1, 1992

Cephalosporins, process for producing the same, intermediates thereof and process for producing the intermediates

TOYAMA CHEMICAL CO LTD8 citations73
US4263292AApr 21, 1981

7α-methoxycephalosporins and pharmaceutical composition comprising the same

TOYAMA CHEMICAL CO LTD10 citations73
US4395412AJul 26, 1983

7α-Methoxycephalosporins

TOYAMA CHEMICAL CO LTD4 citations62
US4129730ADec 12, 1978

7α-Methoxy-cephalosporins

TOYAMA CHEMICAL CO LTD5 citations62
US4199566AApr 22, 1980

Antibacterial composition for medical use

TOYAMA CHEMICAL CO LTD2 citations60
US4321265AMar 23, 1982

7α-Methoxycephalosporins

TOYAMA CHEMICAL CO LTD1 citations51
US4428936AJan 31, 1984

Antibacterial composition for medical use

TOYAMA CHEMICAL CO LTD1 citations49
US4324783AApr 13, 1982

Antibacterial composition for medical use

TOYAMA CHEMICAL CO LTD0 citations49

HANDI PAC INC

1 patent
US4673738AJun 16, 1987

Novel intermediates of cephalosporins and process for producing 7-(substituted or unsubstituted amino)-3-substituted methyl-Δ3 -cephem-4-carboxylic acids

HANDI PAC INC2 citations62

TOYOMA CHEMICAL COMPANY LTD

1 patent
US4879381ANov 7, 1989

7-(substituted or unsubstituted amino) 3-substituted methyl-3 cephem-4-carboxylic acid

TOYOMA CHEMICAL COMPANY LTD4 citations57

TAI MASARU

1 patent
US3972141AAug 3, 1976

Telephone number indexing device

TAI MASARU1 citations44