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Inventor

Junichi Doi

Inventor
Hiroshima, JP

Overview

16→
Patents
1992–2012
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 16 as inventor

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

F16Hprimary
F16HGearing55%
H04NPictorial communication, e.g. television10%
Y10TTechnical subjects covered by former us classification10%
C04BLime, magnesia5%
F16DCouplings for transmitting rotation5%
F21VFunctional features or details of lighting devices or systems thereof5%
G11BInformation storage based on relative movement between record carrier and transducer5%
H01JElectric discharge tubes or discharge lamps5%
PatentTitleYear
8,303,457'Automatic transmission'20128,210,975'Automatic transmission'20127,891,476'Automatic transmission'20117,749,128'Automatic transmission for automotive vehicles'20107,704,182'Automatic transmission'20107,553,253'Automatic transmission'20097,485,068'Automatic transmission'20097,228,950'Fluid transmission apparatus with lockup clutch'20076,633,336'Electronic apparatus and pointing device for imaging'20035,984,835'Hydraulic control system for automatic transmission'19995,786,959'Recording and/or reproducing apparatus with rotary drum unit'19985,691,766'Video camera with vented light'19975,625,256'High-pressure discharge lamp having a ceramic discharge vessel, sintered body suitable therefor, and method for producing the sintered body'19975,435,211'Control system for torque converter'19955,397,284'Shift control method and system for automatic transmission'19955,159,856'Automatic transmission line pressure control system'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–2012Patents assigned to MAZDA MOTOR (10)· patent assignee history
1992–2012Based in Hiroshima, JP· patent location history
1997–2003Patents assigned to CANON KK (3)· patent assignee history
1997–1998Based in Tokyo, JP· patent location history
1997Based in Aichi, JP· patent location history
2003Based in Inagi, JP· patent location history
2012Patents assigned to DOI JUNICHI (2)· patent assignee history
2012Patents assigned to KAMADA SHINYA (2)· patent assignee history
2012Patents assigned to MIZOBE TATSUTOSHI (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MAZDA MOTOR101992–2012
CANON KK31997–2003
DOI JUNICHIself22012
KAMADA SHINYA22012
MIZOBE TATSUTOSHI22012
Locations
LocationPatentsSpan
Hiroshima, JP121992–2012
Tokyo, JP21997–1998
Inagi, JP12003
Aichi, JP11997