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Inventor

Kazutoshi Okamoto

Inventor
Sakai, JP

Overview

6→
Patents
1984–2012
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 6 as inventor

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

F01Mprimary
F01MLubricating of machines or engines in general15%
F02BInternal-combustion piston engines15%
F02FCylinders, pistons or casings, for combustion engines15%
F02MSupplying combustion engines in general with combustible mixtures or constituents thereof15%
A01KAnimal husbandry8%
B41JTypewriters8%
G01FMeasuring volume, volume flow, mass flow or liquid level8%
Y02ATechnologies for adaptation to climate change8%
Y02TClimate change mitigation technologies related to transportation8%
PatentTitleYear
8,234,933'Ultrasonic meter for determining physical quantity of a fluid based on a determined plurality of correlation coefficients'20127,404,377'Method of rearing, cultivating or stocking crustacea and crustacea reared, cultivated or stocked by the method'20085,832,420'Data collection apparatus'19985,669,339'Cylinder cooling apparatus of multi-cylinder engine'19974,920,930'System for blow-by gas return to the combustion chamber of an engine'19904,459,966'Apparatus for the return of crankcase vapors into a combustion chamber of an internal combustion engine'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1990Patents assigned to KUBOTA LTD (2)· patent assignee history
1984–1997Based in Sakai, JP· patent location history
1998–2012Patents assigned to YOKOGAWA ELECTRIC CORP (2)· patent assignee history
1998–2012Based in Tokyo, JP· patent location history
2008Based in Yaizu, JP· patent location history
2012Patents assigned to FUKUHARA SATOSHI (1)· patent assignee history
2012Patents assigned to IZU KOHEI (1)· patent assignee history
2012Patents assigned to KATAOKA AKIRA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KUBOTA LTD21984–1990
YOKOGAWA ELECTRIC CORP21998–2012
FUKUHARA SATOSHI12012
IZU KOHEI12012
KATAOKA AKIRA12012
Locations
LocationPatentsSpan
Sakai, JP31984–1997
Tokyo, JP21998–2012
Yaizu, JP12008