Inventor
TOKUNAGA YUSUKE
JP34 patents
⚠️ This page may combine multiple inventors who share the name “TOKUNAGA YUSUKE”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
PANASONIC CORP
14 patentsUS8040168B2Oct 18, 2011
Charge pump circuit
PANASONIC CORP7 citations84
US7459964B2Dec 2, 2008
Switched capacitor filter and feedback system
PANASONIC CORP14 citations84
US8912941B2Dec 16, 2014
Analog-digital conversion circuit and method for driving the same
PANASONIC CORP4 citations73
US8508269B2Aug 13, 2013
Reference frequency generation circuit, semiconductor integrated circuit, and electronic device
PANASONIC CORP4 citations63
US7911369B2Mar 22, 2011
Pipelined AD converter
PANASONIC CORP2 citations63
US7808295B2Oct 5, 2010
Multiphase level shift system
PANASONIC CORP6 citations63
US8013650B2Sep 6, 2011
Phase adjustment circuit
PANASONIC CORP2 citations61
US9491385B2Nov 8, 2016
Switched capacitor circuit and method for driving the same
PANASONIC CORP1 citations52
US7782112B2Aug 24, 2010
Device and method for generating clock signal
PANASONIC CORP0 citations52
US7705645B2Apr 27, 2010
Delay locked loop circuit
PANASONIC CORP0 citations42
US7633421B2Dec 15, 2009
A/D converter
PANASONIC CORP0 citations42
US7453313B2Nov 18, 2008
Charge pumping circuit
PANASONIC CORP0 citations42
US7920002B2Apr 5, 2011
Pulse synthesis circuit
PANASONIC CORP0 citations41
US7936295B2May 3, 2011
Digital/analog converter circuit
PANASONIC CORP0 citations40
TOKUNAGA YUSUKE
7 patentsUS8212624B2Jul 3, 2012
Reference frequency generation circuit, semiconductor integrated circuit, and electronic device
TOKUNAGA YUSUKE12 citations83
US11077666B2Aug 3, 2021
Waste liquid collector and liquid discharge apparatus
TOKUNAGA YUSUKE0 citations62
US12479214B2Nov 25, 2025
Image forming apparatus, image reading device, and liquid discharge device
TOKUNAGA YUSUKE0 citations61
US12420561B2Sep 23, 2025
Image forming apparatus, image reading device, and liquid discharge device
TOKUNAGA YUSUKE0 citations61
US12059906B2Aug 13, 2024
Method and mechanism of attaching readers, and image reading device
TOKUNAGA YUSUKE0 citations61
US8390953B2Mar 5, 2013
Drive device with hub having improved impact resistance where hub meets rotating shaft
TOKUNAGA YUSUKE3 citations61
US8184396B2May 22, 2012
Disk drive device with hub having a rotational frequency of axial run-out smaller than 0.1 μm for improved shock resistance
TOKUNAGA YUSUKE0 citations51
PANASONIC IP MAN CO LTD
6 patentsUS11647306B2May 9, 2023
Solid-state imaging device and camera
PANASONIC IP MAN CO LTD0 citations62
US11490043B2Nov 1, 2022
Imaging device and camera
PANASONIC IP MAN CO LTD1 citations62
US11323083B2May 3, 2022
Amplifier circuit
PANASONIC IP MAN CO LTD0 citations52
US9258503B2Feb 9, 2016
A/D converter, image sensor, and digital camera
PANASONIC IP MAN CO LTD1 citations44
US10070089B2Sep 4, 2018
Inverting amplifier, integrator, sample hold circuit, ad converter, image sensor, and imaging apparatus
PANASONIC IP MAN CO LTD0 citations41
US9368231B2Jun 14, 2016
Switched capacitor circuit and drive method thereof
PANASONIC IP MAN CO LTD0 citations41
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD
3 patentsUS7327182B2Feb 5, 2008
Switched capacitor filter and feedback system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD13 citations84
US7388405B2Jun 17, 2008
Signal transmission circuit
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD6 citations63
US7009426B2Mar 7, 2006
Data transmission/reception system
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD5 citations60