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Inventor

Ryoji Shirakami

Inventor
Nagano, JP

Overview

1→
Patents
2015
Patent span
Electricity
Primary field (CPC H)

Patents· 1 as inventor

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

F04Dprimary
F04DNon-positive-displacement pumps33%
H01RElectrically-conductive connections33%
H02KDynamo-electric machines33%
PatentTitleYear
9,097,256'Vortex pump device with wiring outlet part'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015Patents assigned to NIDEC CORP (1)· patent assignee history
2015Patents assigned to SHIRAKAMI RYOJI (1)· patent assignee history
2015Patents assigned to YOKOZAWA MITSUO (1)· patent assignee history
2015Based in Nagano, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
NIDEC CORP12015
SHIRAKAMI RYOJIself12015
YOKOZAWA MITSUO12015
Locations
LocationPatentsSpan
Nagano, JP12015