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Inventor

Kiyoshi Matsumoto

Inventor
Kawaguchi, JP

Overview

5→
Patents
1986–1993
Patent span
Chemistry
Primary field (CPC C)

Patents· 5 as inventor

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

C12Pprimary
C12PFermentation or enzyme-using processes to synthesise a desired chemical compound or composition or to separate optical isomers from a racemic mixture17%
A61KPreparations for medical, dental or toiletry purposes11%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations11%
C07DHeterocyclic compounds11%
C12NMicroorganisms or enzymes11%
C12RIndexing scheme associated with subclasses c12c - c12q, relating to microorganisms11%
A61QSpecific use of cosmetics or similar toiletry preparations6%
C01DCompounds of alkali metals, i.e. lithium, sodium, potassium, rubidium, caesium, or francium6%
C07CAcyclic or carbocyclic compounds6%
C11BProducing, e.g. by pressing raw materials or by extraction from waste materials, refining or preserving fats, fatty substances, e.g. lanolin, fatty oils or waxes6%
PatentTitleYear
5,217,719'Surface-treated sodium bicarbonate particle and molded preparation thereof'19935,116,845'BU-3420T antitumor antibiotic'19924,952,572'BU-3420T antifungal antibiotic'19904,916,065'BU-3420T Antitumor antibiotic'19904,631,147'Cycloalkan-1-ol derivatives and perfume compositions comprising the same'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1993Patents assigned to KAO CORP (2)· patent assignee history
1986–1993Based in Utsunomiya, JP· patent location history
1990–1992Patents assigned to BRISTOL MYERS CO (3)· patent assignee history
1990–1992Based in Kawaguchi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
BRISTOL MYERS CO31990–1992
KAO CORP21986–1993
Locations
LocationPatentsSpan
Kawaguchi, JP31990–1992
Utsunomiya, JP21986–1993