Inventor · disambiguated record
Chikashi Yoshinaga
Also filed as: YOSHINAGA CHIKASHI
14 granted patents·2 pending applications·119 citations·filing 1989–2021
91Inventor score
Top patents by PatentIndex Score
16 records- 0184US7786908B2Successive approximation type A/D converterNEC ELECTRONICS CORP·Filed 2008·Granted Aug 31, 2010·16 cites·7 claims
- 0279US7665101B2Optical pickup apparatusSANYO ELECTRIC CO·Filed 2006·Granted Feb 16, 2010·3 cites·10 claims
- 0379US6433727B1AD converter with a power saving circuit and its control methodNEC CORP·Filed 2000·Granted Aug 13, 2002·26 cites·10 claims
- 0475US6496131B2Capacitor-array D/A converter including a thermometer decoder and a capacitor arrayNEC CORP·Filed 2001·Granted Dec 17, 2002·23 cites·7 claims
- 0574US6845510B2Objective lens driving device with cover having an opening for exposing a tracking coilSANYO ELECTRIC CO·Filed 2003·Granted Jan 18, 2005·10 cites·3 claims
- 0669US7924205B2Successive approximation type analog/digital converter and operation method of successive approximation type analog/digital converterRENESAS ELECTRONICS CORP·Filed 2009·Granted Apr 12, 2011·7 cites·18 claims
- 0765US6750800B2Analog-digital converter and method for converting data of the sameNEC ELECTRONICS CORP·Filed 2003·Granted Jun 15, 2004·13 cites·17 claims
- 0865US5136565AOptical device for reading and writing data on a recording mediumSANYO ELECTRIC CO·Filed 1989·Granted Aug 4, 1992·15 cites·6 claims
- 0964US7934226B2Optical pickup apparatusSANYO ELECTRIC CO·Filed 2009·Granted Apr 26, 2011·0 cites·4 claims
- 1063US8488422B2Elastic member, mounting structure of optical element, and pickup apparatus having the sameYOSHINAGA CHIKASHI·Filed 2012·Granted Jul 16, 2013·2 cites·9 claims
- 1161US7773012B2A/D converterNEC ELECTRONICS CORP·Filed 2008·Granted Aug 10, 2010·4 cites·12 claims
- 1248US8143698B2Semiconductor deviceYOSHINAGA CHIKASHI·Filed 2009·Granted Mar 27, 2012·0 cites·3 claims
- 1347US2007176259A1Semiconductor deviceNEC ELECTRONICS CORP·Filed 2007·Application pending·0 cites
- 1447US2022153609A1Method for decomposing and removing pollutant and apparatus for the sameAIST·Filed 2021·Application pending·0 cites
- 1540US7672197B2Optical pickup device and manufacturing method thereofSANYO ELECTRIC CO·Filed 2005·Granted Mar 2, 2010·0 cites·6 claims
- 1640US7388815B2Wiring layout structure for optical head deviceSANYO ELECTRIC CO·Filed 2005·Granted Jun 17, 2008·0 cites·3 claims
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