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Inventor

Makoto Kanai

Inventor
Tokyo, JP

Overview

39→
Patents
1984–2020
Patent span
Physics
Primary field (CPC G)

Patents· 39 as inventor

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

G02Bprimary
G02BOptical elements, systems or apparatus28%
B60RVehicles, vehicle fittings, or vehicle parts, not otherwise provided for15%
B60QArrangement of signalling or lighting devices, the mounting or supporting thereof or circuits therefor, for vehicles in general11%
B62DMotor vehicles8%
G03GElectrography6%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them5%
H04NPictorial communication, e.g. television5%
Y10TTechnical subjects covered by former us classification5%
H01HElectric switches3%
H04MTelephonic communication3%
PatentTitleYear
10,567,631Lens unit, imaging device, and control method20209,813,603'Lens unit, imaging device, and control method'20179,377,722'Destaticizing device and image forming apparatus'20168,896,932'Zoom lens and imaging apparatus'20148,836,846'Zoom lens and imaging apparatus'20148,553,339'Enhanced variable power zoom lens'20138,542,449'Enhanced variable power zoom lens'20138,451,549'Enhanced variable power zoom lens'20138,446,680'Zoom lens and imaging apparatus'20138,218,247'Zoom lens and image pickup device'20128,031,256'Zoom lens and image pickup device'20118,009,972'Imaging lens device and imaging apparatus'20117,957,070'Zoom lens and imaging apparatus'20117,952,811'Zoom lens and image pickup device'20117,880,974'Zoom lens and imaging apparatus'20117,830,615'Zoom lens and image pickup apparatus'20107,809,256'Imaging lens device and imaging apparatus'20107,468,841'Zoom lens and image pickup apparatus'20087,395,002'Image forming apparatus and output image density correction method'20087,262,834'Sensor for measuring velocity of vibration using light waveguide'20075,971,430'Pad for steering wheel including membrane switch'19995,806,377'Steering column cover'19985,775,728'Pad for steering wheel including membrane switch'19985,769,450'Steering wheel assembly containing an air bag module'19985,577,766'Pad for steering wheel including membrane switch'19965,371,333'Steering wheel pad with improved horn switch assembly'19945,353,048'Image recording apparatus'19945,333,914'Hose device'19945,335,049'Exhaust device for picture image forming apparatus'19945,267,001'Image forming cartridge'19935,167,465'Securing device for manipulated component'19924,988,973'Steering wheel'19914,871,991'Horn for an automotive vehicle'19894,868,355'Steering wheel segmented slip ring and contact pin assembly'19894,772,799'Optical communication system'19884,723,265'Abreviated dialer with reduced key operations'19884,647,722'Land mobile telephone system'19874,612,425'Steering wheel having boss portion with energy absorbing layer and membrane switch'19864,474,464'Shutter device for photographic printer'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986–1999Patents assigned to TOYODA GOSEI KK (14)· patent assignee history
1987–1989Based in Kani, JP· patent location history
1988–1994Based in Aichi, JP· patent location history
1993–2016Patents assigned to FUJI XEROX CO LTD (5)· patent assignee history
1993–2008Based in Saitama, JP· patent location history
1996–1999Based in Nakashima-gun, JP· patent location history
2007–2020Based in Tokyo, JP· patent location history
2008–2020Patents assigned to SONY CORP (17)· patent assignee history
2012–2014Patents assigned to KANAI MAKOTO (6)· patent assignee history
2013Patents assigned to HOSOI MASAHARU (3)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SONY CORP172008–2020
TOYODA GOSEI KK141986–1999
KANAI MAKOTOself62012–2014
FUJI XEROX CO LTD51993–2016
HOSOI MASAHARU32013
Locations
LocationPatentsSpan
Tokyo, JP182007–2020
Saitama, JP41993–2008
Nakashima-gun, JP31996–1999
Aichi, JP31988–1994
Kani, JP31987–1989