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Inventor

Kazutoshi Toya

Inventor
Nagaokakyo, JP

Overview

2→
Patents
1991–1996
Patent span
Human necessities
Primary field (CPC A)

Patents· 2 as inventor

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

A61Kprimary
A61KPreparations for medical, dental or toiletry purposes50%
A61JContainers specially adapted for medical or pharmaceutical purposes25%
B01JChemical or physical processes, e.g. catalysis or colloid chemistry25%
PatentTitleYear
5,498,447'Coating method'19965,002,775'Tablets having clear impressed marks and method for making same'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991Patents assigned to SUMITOMO CHEMICAL CO (1)· patent assignee history
1991Based in Takatsuki, JP· patent location history
1996Patents assigned to SUMITOMO PHARMA (1)· patent assignee history
1996Based in Nagaokakyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SUMITOMO CHEMICAL CO11991
SUMITOMO PHARMA11996
Locations
LocationPatentsSpan
Nagaokakyo, JP11996
Takatsuki, JP11991