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Inventor

Kyoko Otsubo

Inventor
Yokohama, JP

Overview

1→
Patents
1990
Patent span
Human necessities
Primary field (CPC A)

Patents· 1 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes33%
A61QSpecific use of cosmetics or similar toiletry preparations33%
C11DDetergent compositions33%
PatentTitleYear
4,919,846'Detergent composition containing a quaternary ammonium cationic surfactant and a carboxylate anionic surfactant'1990

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1990Patents assigned to SHISEIDO CO LTD (1)· patent assignee history
1990Based in Yokohama, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHISEIDO CO LTD11990
Locations
LocationPatentsSpan
Yokohama, JP11990