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Inventor

Toshiya Nishizawa

Inventor
Tokyo, JP

Overview

6→
Patents
2007–2019
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.

F04Dprimary
F04DNon-positive-displacement pumps50%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants20%
H02KDynamo-electric machines20%
LOC2310%
PatentTitleYear
10,393,127Housing of fan motor201910,260,519Bidirectional axial fan device20198,172,501'Counter-rotating axial-flow fax'20127,872,381'Counter-rotating axial-flow fan'2011D0602142'Axial fan with double impellers rotating in mutually opposite directions'20097,227,286'Long life fan motor'2007

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2007–2019Patents assigned to SANYO ELECTRIC CO (6)· patent assignee history
2007–2011Based in Nagano, JP· patent location history
2012–2019Patents assigned to NISHIZAWA TOSHIYA (2)· patent assignee history
2012Patents assigned to MARUYAMA YASUHIRO (1)· patent assignee history
2012Patents assigned to MURAYAMA HAYATO (1)· patent assignee history
2012–2019Based in Tokyo, JP· patent location history
2019Patents assigned to SAKAI HARUKA (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SANYO ELECTRIC CO62007–2019
NISHIZAWA TOSHIYAself22012–2019
MARUYAMA YASUHIRO12012
MURAYAMA HAYATO12012
SAKAI HARUKA12019
Locations
LocationPatentsSpan
Tokyo, JP32012–2019
Nagano, JP32007–2011