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Inventor

Masaaki Mikura

Inventor
Nagoya, 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.

C21Dprimary
C21DModifying the physical structure of ferrous metals33%
C22CAlloys17%
C23CCoating metallic material17%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests17%
Y10TTechnical subjects covered by former us classification17%
PatentTitleYear
6,027,577'Manufacturing method of valve spring superior in durability'20005,897,717'High strength spring steel and process for producing same'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999–2000Patents assigned to CHUO HATSUJO KK (2)· patent assignee history
1999–2000Patents assigned to HONDA MOTOR CO LTD (2)· patent assignee history
1999Patents assigned to NIPPON STEEL CORP (1)· patent assignee history
1999–2000Based in Nagoya, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHUO HATSUJO KK21999–2000
HONDA MOTOR CO LTD21999–2000
NIPPON STEEL CORP11999
Locations
LocationPatentsSpan
Nagoya, JP21999–2000