Inventor
MAEDE JUN
JP42 patents
⚠️ This page may combine multiple inventors who share the name “MAEDE JUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
ROHM CO LTD
41 patentsUS6586888B2Jul 1, 2003
Organic EL drive circuit and organic EL display device using the same
ROHM CO LTD58 citations95
US7688289B2Mar 30, 2010
Organic EL driver circuit and organic EL display device
ROHM CO LTD51 citations94
US6919875B2Jul 19, 2005
Flip-flop circuit, shift register and scan driving circuit for display device
ROHM CO LTD23 citations92
US6756738B2Jun 29, 2004
Organic EL drive circuit and organic EL display device using the same
ROHM CO LTD33 citations92
US7456767B2Nov 25, 2008
D/A converter circuit, organic EL drive circuit, and organic EL display
ROHM CO LTD11 citations84
US7400097B2Jul 15, 2008
Organic EL display device
ROHM CO LTD8 citations74
US7084577B2Aug 1, 2006
Organic EL element drive circuit and organic EL display device using the same drive circuit
ROHM CO LTD10 citations74
US6967604B2Nov 22, 2005
D/A converter circuit, organic EL drive circuit and organic EL display device
ROHM CO LTD7 citations74
US11067767B2Jul 20, 2021
Actuator driver
ROHM CO LTD2 citations73
US10469752B2Nov 5, 2019
Imaging device that adjusts lens positioning based on a ratio in order to address crosstalk
ROHM CO LTD4 citations71
US9368431B2Jun 14, 2016
Semiconductor apparatus
ROHM CO LTD2 citations63
US7876297B2Jan 25, 2011
Organic EL drive circuit with a D/A converter circuit and organic EL display device using the same
ROHM CO LTD3 citations63
US7129916B2Oct 31, 2006
Organic EL element drive circuit and organic EL display device using the same drive circuit
ROHM CO LTD5 citations63
US7119769B2Oct 10, 2006
Active matrix type organic EL panel drive circuit and organic EL display device
ROHM CO LTD4 citations63
US7026766B2Apr 11, 2006
Organic EL element drive circuit and organic EL display device
ROHM CO LTD2 citations63
US7015647B2Mar 21, 2006
Organic EL element drive circuit and organic EL display device using the same drive circuit
ROHM CO LTD5 citations63
US11914219B2Feb 27, 2024
Actuator driver
ROHM CO LTD0 citations62
US10897574B2Jan 19, 2021
Actuator driver, imaging device using the same, and imaging method
ROHM CO LTD1 citations62
US10750091B2Aug 18, 2020
Actuator driver, imaging device using the same, and imaging method
ROHM CO LTD1 citations62
US7477217B2Jan 13, 2009
D/A converter circuit, organic EL drive circuit and organic EL display device
ROHM CO LTD2 citations62
US7446737B2Nov 4, 2008
Organic EL panel driving circuit, organic EL display device and organic EL panel driving circuit inspecting device
ROHM CO LTD4 citations62
US7420529B2Sep 2, 2008
Organic EL panel drive circuit and organic EL display device
ROHM CO LTD5 citations62
US7321347B2Jan 22, 2008
Organic EL element drive circuit and organic EL display device using the same drive circuit
ROHM CO LTD2 citations62
US6963172B2Nov 8, 2005
Organic EL element drive circuit and organic EL display device using the same drive circuit
ROHM CO LTD4 citations62
US12395739B2Aug 19, 2025
Actuator driver, camera module using thereof, and electronic device
ROHM CO LTD0 citations56
US10037939B2Jul 31, 2018
Semiconductor apparatus
ROHM CO LTD0 citations52
US9659868B2May 23, 2017
Semiconductor apparatus
ROHM CO LTD0 citations52
US9529054B2Dec 27, 2016
Detecting disconnection fault in device monitoring circuit connected in multiple stages for battery cells connected in series
ROHM CO LTD0 citations52
US9484773B2Nov 1, 2016
Energy harvesting apparatus and energy harvesting system
ROHM CO LTD1 citations52
US8026607B2Sep 27, 2011
Semiconductor apparatus
ROHM CO LTD0 citations52
US9634564B2Apr 25, 2017
Control circuit and control method of digital control power supply circuit, and digital control power supply circuit, electronic device and base station using the same
ROHM CO LTD1 citations50
US9755509B2Sep 5, 2017
Control circuit for switching power supply
ROHM CO LTD1 citations49
US11785341B2Oct 10, 2023
Crosstalk correction method and actuator driver
ROHM CO LTD0 citations47
US7570232B2Aug 4, 2009
Organic El drive circuit and organic El display using same
ROHM CO LTD0 citations42
US9368980B2Jun 14, 2016
Battery control circuit
ROHM CO LTD0 citations41
US7084575B2Aug 1, 2006
Organic EL panel drive circuit and propriety test method for drive current of the same organic EL element drive circuit
ROHM CO LTD0 citations41
US7002303B2Feb 21, 2006
Organic EL panel drive circuit and organic EL display device using the same drive circuit
ROHM CO LTD0 citations41
US10674051B2Jun 2, 2020
Actuator driver
ROHM CO LTD0 citations39
US10491827B2Nov 26, 2019
Actuator driver, imaging device and calibration method
ROHM CO LTD0 citations39
US9722486B2Aug 1, 2017
Protection circuit
ROHM CO LTD0 citations38
US9455630B2Sep 27, 2016
Control circuit and control method of digital control power supply circuit, and digital control power supply circuit, electronic device and base station using the same
ROHM CO LTD0 citations36