Inventor

Hirohiko Kawada

Inventor

Amagasaki, JP

Overview

1996–2021

Patent span

Performing operations

Primary field (CPC B)

Patents· 23 as inventor

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

B60Kprimary

B60KArrangement or mounting of propulsion units or of transmissions in vehicles18%

F16HGearing18%

Y10TTechnical subjects covered by former us classification15%

A01DHarvesting14%

B62DMotor vehicles11%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests8%

B60YIndexing scheme relating to aspects cross-cutting vehicle technology6%

A01BSoil working in agriculture or forestry2%

B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for2%

B60WConjoint control of vehicle sub-units of different type or different function2%

PatentTitleYear

11,124,139Vehicle conversation information output device and conversation information output method2021 10,638,661Riding type vehicle2020 7,516,685'PTO transmission structure'2009 7,431,123'Vehicle improved in steering'2008 7,225,704'Transmission for a working vehicle'2007 7,047,839'Power transmission arrangement of a working vehicle and transmission for the working vehicle'2006 6,758,112'Power transmission arrangement of a working vehicle and transmission for the working vehicle'2004 6,659,216'Vehicle improved steering'2003 6,564,891'Power take-off assembly for working vehicles'2003 6,547,685'Transaxle apparatus'2003 6,524,205'Integral-type hydraulic and mechanical transaxle apparatus for driving and steering a vehicle'2003 6,397,966'Vehicle improved in steering'2002 6,312,354'Integral hydrostatic transaxle apparatus for driving and steering'2001 6,237,708'Working vehicle'2001 6,015,362'Differential gear assembly with disc-shaped input member'2000 6,007,449'Differential locking system of axle driving apparatus'1999 5,887,484'Transmission for self-propelled walking lawn mowers'1999 5,873,287'Transmission for self-propelled walking lawn mowers'1999 5,868,215'Vibration isolating support structure for an axle case'1999 5,850,758'Transmission for self-propelled walking lawn mowers'1998 5,778,645'Transmission for self-propelled walking mowers'1998 5,718,105'Transmission for self-propelled walking lawn mower'1998 5,564,518'Four-wheel drive transmission for working vehicles'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2020Patents assigned to KANZAKI KOKYUKOKI MFG CO LTD (18)· patent assignee history

1996Based in Itami, JP· patent location history

1998–2003Patents assigned to TUFF TORQ CORP (3)· patent assignee history

1998–2009Based in Amagasaki, JP· patent location history

2006–2007Patents assigned to ISHII NORIHIRO (2)· patent assignee history

2006–2007Patents assigned to KANENOBU HIDEKI (2)· patent assignee history

2006–2007Patents assigned to KAWADA HIROHIKO (2)· patent assignee history

2008–2020Based in Hyogo, JP· patent location history

2021Based in Kobe, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KANZAKI KOKYUKOKI MFG CO LTD	18	1996–2020
TUFF TORQ CORP	3	1998–2003
ISHII NORIHIRO	2	2006–2007
KANENOBU HIDEKI	2	2006–2007
KAWADA HIROHIKOself	2	2006–2007

Locations

Location	Patents	Span
Amagasaki, JP	19	1998–2009
Hyogo, JP	2	2008–2020
Kobe, JP	1	2021
Itami, JP	1	1996