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Inventor

Yutaka Okabayashi

Inventor
Tokyo, JP

Overview

2→
Patents
1999–2000
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

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

C23Cprimary
C23CCoating metallic material50%
C25DProcesses for the electrolytic or electrophoretic production of coatings50%
PatentTitleYear
6,139,973'Method for forming wear-resistant layer and iron-based material, on which wear-resistant layer is applied'20005,904,785'Process for forming a phosphate conversion coating'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999Patents assigned to HENKEL CORP (1)· patent assignee history
1999Based in Kanagawa, JP· patent location history
2000Patents assigned to NIHON PARKERIZING (1)· patent assignee history
2000Based in Tokyo, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HENKEL CORP11999
NIHON PARKERIZING12000
Locations
LocationPatentsSpan
Tokyo, JP12000
Kanagawa, JP11999