Inventor

Ikuo Matsukuma

Inventor

Yokkaichi, JP

Overview

12→

Patents

1979–1992

Patent span

Chemistry

Primary field (CPC C)

Patents· 12 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C07Dprimary

C07DHeterocyclic compounds36%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations18%

C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture18%

Y02PClimate change mitigation technologies in the production or processing of goods9%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%

A01NPreservation of bodies of humans or animals or plants or parts thereof3%

A61KPreparations for medical, dental or toiletry purposes3%

C07KPeptides3%

PatentTitleYear

5,079,358'6H-pyrazolo-[4,5,1-d,e]acridin-6-one derivatives having anit-tumor activity'1992 4,863,935'Mitomycin compounds having useful anti-tumor activity'1989 4,755,596'Optically active carbacephems'1988 4,734,494'Optically active 3-halo carbacephems'1988 4,708,956'3-position halogenated cephalosporin analogs and pharmaceutical compositions'1987 4,588,729'Treating convulsions with dihydrouracil derivatives'1986 4,335,211'Process for producing optically active cephalosporin analogs'1982 4,332,896'Process for producing cephalosporin analogs'1982 4,316,958'Process for producing optically active cephalosporin analogs'1982 4,302,541'Process of producing optically active cephalosporin analogs by enzyme selective deacylation'1981 4,217,130'Agents for and method of modifying citrus fruit'1980 4,138,485'Phenylalanine derivatives'1979

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–1992Patents assigned to KYOWA HAKKO KOGYO KK (12)· patent assignee history

1979–1980Based in Machida, JP· patent location history

1981–1988Based in Yokkaichi, JP· patent location history

1986Based in Susono, JP· patent location history

1989–1992Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KYOWA HAKKO KOGYO KK	12	1979–1992

Locations

Location	Patents	Span
Yokkaichi, JP	7	1981–1988
Tokyo, JP	2	1989–1992
Machida, JP	2	1979–1980
Susono, JP	1	1986