Inventor

Koji Irikura

Inventor

Hyogo, JP

Overview

1986–2013

Patent span

Performing operations

Primary field (CPC B)

Patents· 61 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 vehicles24%

F16HGearing18%

B62DMotor vehicles12%

Y10TTechnical subjects covered by former us classification10%

F16DCouplings for transmitting rotation9%

A01DHarvesting6%

B60YIndexing scheme relating to aspects cross-cutting vehicle technology6%

B60WConjoint control of vehicle sub-units of different type or different function5%

B60TVehicle brake control systems or parts thereof5%

F04BPositive-displacement machines for liquids2%

PatentTitleYear

8,365,636'Automatic traction enhancement for a transaxle'2013 8,250,862'Vehicle'2012 7,987,669'Hydraulic steering transaxle and hydraulic driving vehicle'2011 7,971,675'Hydraulic transaxle and vehicle comprising it'2011 7,954,907'Supplemental brake system of zero turn vehicle'2011 7,856,820'Axle driving apparatus'2010 7,857,079'Multi-wheel vehicle'2010 7,841,429'Hydraulic transaxle'2010 7,690,469'Central differential for a working vehicle'2010 7,591,338'Hydraulic transaxle and vehicle comprising it'2009 7,510,035'Hydraulic transaxle'2009 7,493,975'Multi-wheel vehicle'2009 7,493,998'Automatic traction enhancement for transaxle'2009 7,490,708'Automatic traction enhancement for a transaxle'2009 7,484,365'Axle driving apparatus'2009 7,458,431'Multi-wheel vehicle'2008 7,455,130'Vehicle having twin transmissions for driving respective wheels'2008 7,455,145'Hydraulic steering transaxle and hydraulic driving vehicle'2008 7,431,123'Vehicle improved in steering'2008 7,419,025'Hydraulic transaxle and vehicle comprising it'2008 7,331,412'Vehicle having twin transmissions for driving respective wheels'2008 7,234,299'Hydraulic transaxle'2007 7,204,779'Hydraulic steering transaxle and hydraulic driving vehicle'2007 7,192,376'Axle driving apparatus'2007 7,179,190'Bull gear of a differential gear assembly'2007 7,179,188'Transmission apparatus for a working vehicle'2007 7,077,778'Bull gear of differential gear assembly'2006 7,044,244'Multi-wheel vehicle'2006 7,043,908'Hydrostatic transaxle'2006 7,021,053'Operation mechanism of a variable displacement hydraulic pump'2006 7,004,268'Vehicle having twin transmissions for driving respective wheels'2006 6,968,686'Operation mechanism of a variable displacement hydraulic pump'2005 6,951,259'Multi-wheel vehicle'2005 6,926,111'Vehicle having front and rear steerable driven wheels'2005 6,659,216'Vehicle improved steering'2003 6,554,085'Multi-wheel vehicle with transmission for driving-steering'2003 6,536,212'Operation mechanism of a variable displacement hydraulic pump'2003 6,447,419'Axle driving apparatus'2002 6,397,966'Vehicle improved in steering'2002 6,346,060'Riding lawn mower and transmission for the same'2002 6,336,513'Multi-axle vehicle with two hydrostatic transmissions for driving-steering'2002 6,312,354'Integral hydrostatic transaxle apparatus for driving and steering'2001 6,126,564'Axle driving apparatus'2000 6,098,386'Riding lawn mower and transmission for the same'2000 6,044,941'Clutch-brake interlocking mechanism for starting and stopping vehicle'2000 6,015,362'Differential gear assembly with disc-shaped input member'2000 5,778,645'Transmission for self-propelled walking mowers'1998 5,755,098'Axle driving apparatus'1998 5,718,105'Transmission for self-propelled walking lawn mower'1998 5,515,677'Axle driving apparatus for a working car'1996 5,511,436'Vehicle transmission assembly'1996 5,386,742'Transaxle assembly having an axle-locking mechanism'1995 5,367,877'Axle driving apparatus for a working car'1994 5,366,040'Braking device for a working vehicle'1994 5,267,477'Carrier with power take-off device'1993 5,099,936'Power take-off transmission for tractors'1992 4,880,070'Transmission assembly for self-propelled working vehicles'1989 4,779,475'Key-shift transmission'1988 4,702,120'Key-shift transmission'1987 4,613,024'Power transmission for working vehicles'1986 4,579,183'Transmission for self-propelled working vehicles'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–2013Patents assigned to KANZAKI KOKYUKOKI MFG CO LTD (46)· patent assignee history

1986–1992Based in Nishinomiya, JP· patent location history

1993–2002Based in Kobe, JP· patent location history

1994–2013Based in Hyogo, JP· patent location history

1994–2007Based in Amagasaki, JP· patent location history

1995–2003Patents assigned to TUFF TORQ CORP (6)· patent assignee history

2003–2012Based in Morristown, TN, US· patent location history

2005–2013Patents assigned to IRIKURA KOJI (14)· patent assignee history

2006–2007Patents assigned to OHASHI RYOTA (2)· patent assignee history

2007Patents assigned to ISHII NORIHIRO (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KANZAKI KOKYUKOKI MFG CO LTD	46	1986–2013
IRIKURA KOJIself	14	2005–2013
TUFF TORQ CORP	6	1995–2003
ISHII NORIHIRO	3	2007
OHASHI RYOTA	2	2006–2007

Locations

Location	Patents	Span
Hyogo, JP	20	1994–2013
Amagasaki, JP	16	1994–2007
Morristown, TN, US	11	2003–2012
Kobe, JP	8	1993–2002
Nishinomiya, JP	6	1986–1992