P

Inventor

YOSHINAGA CHIKASHI

JP14 patents
⚠️ This page may combine multiple inventors who share the name “YOSHINAGA CHIKASHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SANYO ELECTRIC CO

6 patents
US6845510B2Jan 18, 2005

Objective lens driving device with cover having an opening for exposing a tracking coil

SANYO ELECTRIC CO10 citations72
US5136565AAug 4, 1992

Optical device for reading and writing data on a recording medium

SANYO ELECTRIC CO15 citations71
US7665101B2Feb 16, 2010

Optical pickup apparatus

SANYO ELECTRIC CO3 citations62
US7934226B2Apr 26, 2011

Optical pickup apparatus

SANYO ELECTRIC CO0 citations51
US7388815B2Jun 17, 2008

Wiring layout structure for optical head device

SANYO ELECTRIC CO0 citations34
US7672197B2Mar 2, 2010

Optical pickup device and manufacturing method thereof

SANYO ELECTRIC CO0 citations33

NEC ELECTRONICS CORP

3 patents
US7786908B2Aug 31, 2010

Successive approximation type A/D converter

NEC ELECTRONICS CORP16 citations83
US6750800B2Jun 15, 2004

Analog-digital converter and method for converting data of the same

NEC ELECTRONICS CORP13 citations83
US7773012B2Aug 10, 2010

A/D converter

NEC ELECTRONICS CORP4 citations61

NEC CORP

2 patents
US6496131B2Dec 17, 2002

Capacitor-array D/A converter including a thermometer decoder and a capacitor array

NEC CORP23 citations91
US6433727B1Aug 13, 2002

AD converter with a power saving circuit and its control method

NEC CORP26 citations91

YOSHINAGA CHIKASHI

2 patents
US8488422B2Jul 16, 2013

Elastic member, mounting structure of optical element, and pickup apparatus having the same

YOSHINAGA CHIKASHI2 citations54
US8143698B2Mar 27, 2012

Semiconductor device

YOSHINAGA CHIKASHI0 citations36

RENESAS ELECTRONICS CORP

1 patent
US7924205B2Apr 12, 2011

Successive approximation type analog/digital converter and operation method of successive approximation type analog/digital converter

RENESAS ELECTRONICS CORP7 citations83