Inventor

Koji Naito

Inventor

Tokyo, JP

Overview

35→

Patents

1996–2021

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 35 as inventor

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

F25Bprimary

F25BRefrigeration machines, plants or systems22%

F24FAir-conditioning16%

B65HHandling thin or filamentary material, e.g. sheets, webs, cables7%

G03GElectrography7%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications5%

F16HGearing4%

Y10TTechnical subjects covered by former us classification4%

B60KArrangement or mounting of propulsion units or of transmissions in vehicles3%

C09KMaterials for miscellaneous applications, not provided for elsewhere3%

F28DHeat-exchange apparatus, not provided for in another subclass, in which the heat-exchange media do not come into direct contact3%

PatentTitleYear

11,041,667Refrigeration cycle apparatus2021 10,989,433Air conditioner2021 10,989,432Predictive refrigeration cycle2021 10,962,251Air condition management apparatus, system, and method2021 10,907,902Heat exchanger2021 10,845,098Air conditioner2020 10,670,311Heat exchanger2020 10,662,934Electric compressor, and refrigeration air-conditioning apparatus2020 10,570,323Refrigerant composition and refrigeration cycle apparatus including refrigerant composition2020 10,557,648Cooling/heating switching unit and air conditioner including the same2020 10,557,654Collective device for switching refrigerant flow2020 10,533,783Air conditioner having compressor bypass and evaluation of volume of connecting pipe2020 10,527,322Air conditioner2020 10,473,353Air conditioner and defrosting operation method therefor2019 10,415,842Outdoor unit for air conditioner, air conditioner, and method for controlling air conditioner2019 10,274,211Air conditioner2019 10,234,033Vehicle manual transmission2019 10,222,108Air conditioner2019 9,618,218'Air conditioner'2017 8,016,070'Powertrain'2011 7,821,674'Image processing apparatus, image forming apparatus, information embedding method, and information embedding program'2010 7,533,592'Sleeve spline structure of synchronizer'2009 7,354,373'Vehicle drive unit, and four-wheel-drive vehicle drive unit'2008 7,269,082'Chip enable control circuit, memory control circuit, and data processing system'2007 6,951,149'Output shaft locking device for multi-clutch transmission and locking method of same'2005 6,944,412'Job information display apparatus, job execution apparatus, job instruction apparatus and job processing system'2005 6,690,382'Display device capable of color display used in operation mode setting of image formation apparatus'2004 6,573,974'Image forming apparatus capable of producing high-quality bound documents of any thickness'2003 6,481,703'Image forming apparatus with highly operable sheet discharge device'2002 6,463,229'Image forming apparatus having a multi-job function and method of using same'2002 6,279,892'Image forming apparatus with highly operable sheet discharge device'2001 6,244,057'Air conditioner'2001 5,879,002'Method and apparatus for feeding sheets for predetermined time which is changeable based on number of sheets fed'1999 5,692,741'Method and apparatus for feeding sheets based on comparison of actual travel time and reference travel time'1997 5,540,426'Method of feeding sheets and device for the same'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–1997Patents assigned to MINOLTA CAMERA KK (2)· patent assignee history

1996–2010Based in Toyohashi, JP· patent location history

1999–2010Patents assigned to MINOLTA CO LTD (8)· patent assignee history

2001Based in Shimizu, JP· patent location history

2002Based in Osaka, JP· patent location history

2005–2019Patents assigned to TOYOTA MOTOR CO LTD (5)· patent assignee history

2005–2019Based in Nagoya, JP· patent location history

2007–2021Based in Tokyo, JP· patent location history

2019–2021Patents assigned to HITACHI JOHNSON CONTROLS AIR CONDITIONING INC (17)· patent assignee history

2019–2021Patents assigned to JOHNSON CONTROLS HITACHI AIR CONDITIONING TECH HONG KONG LIMITED (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
HITACHI JOHNSON CONTROLS AIR CONDITIONING INC	17	2019–2021
MINOLTA CO LTD	8	1999–2010
TOYOTA MOTOR CO LTD	5	2005–2019
JOHNSON CONTROLS HITACHI AIR CONDITIONING TECH HONG KONG LIMITED	4	2019–2021
MINOLTA CAMERA KK	2	1996–1997

Locations

Location	Patents	Span
Tokyo, JP	19	2007–2021
Toyohashi, JP	9	1996–2010
Nagoya, JP	5	2005–2019
Osaka, JP	1	2002
Shimizu, JP	1	2001