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Inventor

Shinji Kazaoka

Inventor
Kariya, JP

Overview

5→
Patents
1998–2018
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 5 as inventor

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

F01Mprimary
F01MLubricating of machines or engines in general20%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids20%
F01LCyclically operating valves for machines or engines10%
F02FCylinders, pistons or casings, for combustion engines10%
F04BPositive-displacement machines for liquids10%
F16HGearing10%
F16NLubricating10%
Y10TTechnical subjects covered by former us classification10%
PatentTitleYear
9,976,455Internal combustion engine and hydraulic controller for internal combustion engine20189,127,671'Oil pump including rotors that change eccentric positional relationship one-to another to adjust a discharge amount'20158,690,544'Oil pump'20146,543,476'Relief valve for an oil pump'20035,833,563'Automatic hydraulic tensioner'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2018Patents assigned to AISIN SEIKI (5)· patent assignee history
1998–2003Based in Chiryu, JP· patent location history
2014–2015Patents assigned to KAZAOKA SHINJI (2)· patent assignee history
2014–2015Patents assigned to ONO HISASHI (2)· patent assignee history
2014–2018Based in Kariya, JP· patent location history
2015Patents assigned to HAMASAKI MASAHARU (1)· patent assignee history
2015Patents assigned to NISHIDA YUKI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AISIN SEIKI51998–2018
KAZAOKA SHINJIself22014–2015
ONO HISASHI22014–2015
HAMASAKI MASAHARU12015
NISHIDA YUKI12015
Locations
LocationPatentsSpan
Kariya, JP32014–2018
Chiryu, JP21998–2003