Inventor

Kazumichi Hanai

Inventor

Obu, JP

Overview

12→

Patents

1991–2016

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 12 as inventor

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

F04Dprimary

F04DNon-positive-displacement pumps24%

H02KDynamo-electric machines19%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof14%

F02DControlling combustion engines10%

Y10TTechnical subjects covered by former us classification10%

F01LCyclically operating valves for machines or engines5%

F02BInternal-combustion piston engines5%

F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g5%

H04MTelephonic communication5%

Y02TClimate change mitigation technologies related to transportation5%

PatentTitleYear

9,246,365'Regulation of permanent magnet motion in a brushless motor'2016 8,647,082'Fuel pump'2014 8,333,175'Fuel supply systems'2012 8,297,913'Fuel pump'2012 8,288,903'Stator of rotary electric motor and fuel pump'2012 8,264,186'Control devices for fuel pump driving motors'2012 7,063,502'Fuel pump'2006 7,025,561'Fuel pump'2006 6,047,672'Engine valve-driving electromagnetic valve'2000 5,148,678'Exhaust gas flow control valve for internal combustion engine'1992 5,053,664'Motor-driven fuel pump'1991 5,009,575'Vapor lock preventing mechanism in motor-driven fuel pump'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–2016Patents assigned to AISAN IND (12)· patent assignee history

1991–2012Based in Obu, JP· patent location history

2012–2014Patents assigned to HANAI KAZUMICHI (5)· patent assignee history

2012–2014Patents assigned to NAITO HIROAKI (2)· patent assignee history

2012Patents assigned to ABE FUTOSHI (1)· patent assignee history

2012Patents assigned to MATSUDA TATSUHISA (1)· patent assignee history

2012–2014Based in Nagoya, JP· patent location history

2016Based in Aichi, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
AISAN IND	12	1991–2016
HANAI KAZUMICHIself	5	2012–2014
NAITO HIROAKI	2	2012–2014
ABE FUTOSHI	1	2012
MATSUDA TATSUHISA	1	2012

Locations

Location	Patents	Span
Obu, JP	7	1991–2012
Nagoya, JP	4	2012–2014
Aichi, JP	1	2016