Inventor

Kazutaka Hayashi

Inventor
Hirakata, JP

Overview

3→
Patents
1996–2001
Patent span
Human necessities
Primary field (CPC A)

Patents· 3 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%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations33%
C07DHeterocyclic compounds17%

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996Patents assigned to GREEN CROSS CORP (1)· patent assignee history
1996–2001Based in Hirakata, JP· patent location history
2001Patents assigned to WELFIDE CORP (2)· patent assignee history
2001Patents assigned to MIZUSHIMA YUTAKA (1)· patent assignee history
2001Patents assigned to NISSAN CHEMICAL IND LTD (1)· patent assignee history
2001Patents assigned to SEIKAGAKU KOGYO CO LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
WELFIDE CORP22001
GREEN CROSS CORP11996
MIZUSHIMA YUTAKA12001
NISSAN CHEMICAL IND LTD12001
SEIKAGAKU KOGYO CO LTD12001
Locations
LocationPatentsSpan
Hirakata, JP31996–2001