Inventor

Koji Yoneda

Inventor

Amagasaki, JP

Overview

8→

Patents

1978–1994

Patent span

Chemistry

Primary field (CPC C)

Patents· 8 as inventor

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

C07Dprimary

C07DHeterocyclic compounds22%

C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture22%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%

A61KPreparations for medical, dental or toiletry purposes6%

A61PSpecific therapeutic activity of chemical compounds or medicinal preparations6%

A61QSpecific use of cosmetics or similar toiletry preparations6%

C07CAcyclic or carbocyclic compounds6%

C12NMicroorganisms or enzymes6%

C12RIndexing scheme associated with subclasses c12c - c12q, relating to microorganisms6%

Y02PClimate change mitigation technologies in the production or processing of goods6%

PatentTitleYear

5,292,767'Tetrahydrothiophene derivatives'1994 4,272,517'Permanent waving compositions'1981 4,242,452'Process for preparing N-carbamoyl-D-thienylglycines'1980 4,237,227'Process for preparing D-N-carbamoyl-.alpha.-amino acids'1980 4,230,869'Process for preparing 5-(4-hydroxyphenyl)hydantoin'1980 4,185,153'Process for preparing 5-(2-thienyl)hydantoin'1980 4,148,688'Process for preparing L-methionine'1979 4,094,741'Process for preparing D-(-)-N-carbamoyl-2-(phenyl or substituted phenyl)glycines'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1981Patents assigned to KANEGAFUCHI CHEMICAL IND (7)· patent assignee history

1978–1981Based in Amagasaki, JP· patent location history

1994Patents assigned to SANTEN PHARMACEUTICAL CO LTD (1)· patent assignee history

1994Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KANEGAFUCHI CHEMICAL IND	7	1978–1981
SANTEN PHARMACEUTICAL CO LTD	1	1994

Locations

Location	Patents	Span
Amagasaki, JP	7	1978–1981
Osaka, JP	1	1994