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Inventor

Noboru Yamakawa

Inventor
Tokyo, JP

Overview

9→
Patents
1989–2021
Patent span
Performing operations
Primary field (CPC B)

Patents· 9 as inventor

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

B41Jprimary
B41JTypewriters50%
H10DInorganic electric semiconductor devices20%
F02FCylinders, pistons or casings, for combustion engines10%
F16JPistons10%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light10%
PatentTitleYear
11,111,877Piston for internal combustion engine2021RE042427'Thermal transfer recording web roll'20116,987,571'Sensor head, luminance distribution measurement apparatus having the sensor head, and unevenness inspection/evaluation apparatus'20066,894,711'Thermal transfer recording web roll'20056,690,405'Thermal transfer printer, thermal transfer recording method and thermal transfer recording web roll'20046,580,446'Thermal transfer printer, thermal transfer recording method and thermal transfer recording web roll'20035,444,275'Radial gate array cell'19955,187,556'CMOS master slice'19934,883,234'Cassette with winding slack preventing mechanism'1989

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1989–2011Patents assigned to DAINIPPON PRINTING CO LTD (5)· patent assignee history
1993–1995Patents assigned to KAWASAKI STEEL CO (2)· patent assignee history
1993–2011Based in Tokyo, JP· patent location history
1995Based in Utsunomiya, JP· patent location history
2004Based in Shinjuku-ku, JP· patent location history
2006Patents assigned to KUMAMOTO TECHNOPOLIS FOUNDATIO (1)· patent assignee history
2006Based in Yatusiro, JP· patent location history
2021Patents assigned to ART METAL MFG CO LTD (1)· patent assignee history
2021Based in Ueda, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
DAINIPPON PRINTING CO LTD51989–2011
KAWASAKI STEEL CO21993–1995
ART METAL MFG CO LTD12021
KUMAMOTO TECHNOPOLIS FOUNDATIO12006
Locations
LocationPatentsSpan
Tokyo, JP41993–2011
Ueda, JP12021
Yatusiro, JP12006
Shinjuku-ku, JP12004
Utsunomiya, JP11995