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Inventor

Nobuo Imaizumi

Inventor
Tokyo, JP

Overview

9→
Patents
1980–2017
Patent span
Electricity
Primary field (CPC H)

Patents· 9 as inventor

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

H01Fprimary
H01FMagnets20%
C22CAlloys10%
G02BOptical elements, systems or apparatus10%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%
Y10TTechnical subjects covered by former us classification10%
B22FWorking metallic powder5%
B23BTurning5%
B23PMetal-working not otherwise provided for5%
B29CShaping or joining of plastics5%
B82YSpecific uses or applications of nanostructures5%
PatentTitleYear
9,802,283'Cutting tool and cutting method'20178,029,717'Nanoimprint method and apparatus'20117,986,063'Cylindrical coil and cylindrical micromotor using the same'20117,068,882'Optical fiber microlens, optical fiber and method of positioning optical fiber'20067,002,742'Polarizing function element, optical isolator, laser diode module and method of producing polarizing function element'20064,902,357'Method of manufacture of permanent magnets'19904,801,340'Method for manufacturing permanent magnets'1989RE031317'Rare earth-cobalt system permanent magnetic alloys and method of preparing same'19834,221,613'Rare earth-cobalt system permanent magnetic alloys and method of preparing same'1980

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–2017Patents assigned to NAMIKI PRECISION JEWEL CO LTD (8)· patent assignee history
1980–2017Based in Tokyo, JP· patent location history
1990Based in Hino, JP· patent location history
2006Based in Kita-adachi-gun, JP· patent location history
2017Patents assigned to ADAMANT KOGYO CO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NAMIKI PRECISION JEWEL CO LTD81980–2017
ADAMANT KOGYO CO12017
Locations
LocationPatentsSpan
Tokyo, JP61980–2017
Kita-adachi-gun, JP22006
Hino, JP11990