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Inventor

Mamoru Okamoto

Inventor
Aichi, JP

Overview

7→
Patents
1992–2021
Patent span
Chemistry
Primary field (CPC C)

Patents· 7 as inventor

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

C23Cprimary
C23CCoating metallic material25%
C04BLime, magnesia17%
F16DCouplings for transmitting rotation17%
Y10TTechnical subjects covered by former us classification17%
B22DCasting of metals8%
G02BOptical elements, systems or apparatus8%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein8%
PatentTitleYear
10,948,632Light beam direction control element and display apparatus20215,888,269'Nitriding agent'19995,582,655'Case nitrided aluminum product, process for case nitriding the same, and nitriding agent for the same'19965,514,225'Case nitrided aluminum product, process for case nitriding the same, and nitriding agent for the same'19965,259,435'Lightweight and low thermal expansion composite material'19935,202,293'Carbon fiber reinforced carbon'19935,169,718'Sliding member'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–1999Patents assigned to TOYOTA MOTOR CO LTD (6)· patent assignee history
1992–1993Patents assigned to OSAKA GAS CO LTD (2)· patent assignee history
1992–1993Based in Aichi, JP· patent location history
1993Patents assigned to AISIN SEIKI (1)· patent assignee history
1996–1999Patents assigned to TOYO ALUMINIUM KK (3)· patent assignee history
1996–1999Based in Nishikamo-gun, JP· patent location history
1996Based in Nishikamo, JP· patent location history
2021Patents assigned to NLT TECHNOLOGIES LTD (1)· patent assignee history
2021Based in Kawasaki, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOYOTA MOTOR CO LTD61992–1999
TOYO ALUMINIUM KK31996–1999
OSAKA GAS CO LTD21992–1993
AISIN SEIKI11993
NLT TECHNOLOGIES LTD12021
Locations
LocationPatentsSpan
Aichi, JP31992–1993
Nishikamo-gun, JP21996–1999
Kawasaki, JP12021
Nishikamo, JP11996