Inventor
FUJITA HIDEAKI
JP79 patents
⚠️ This page may combine multiple inventors who share the name “FUJITA HIDEAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHARP KK
22 patentsUS6002661ADec 14, 1999
Deformable mirror and optical data reproducing apparatus using the same
SHARP KK55 citations96
US7281860B2Oct 16, 2007
Optical transmitter
SHARP KK25 citations93
US6731856B1May 4, 2004
Organic waveguide and manufacturing method thereof and optical part using the same
SHARP KK20 citations93
US6626584B2Sep 30, 2003
Two-way optical communication device, two-way optical communication system, and method for assembling two-way optical communication device
SHARP KK24 citations92
US6157760ADec 5, 2000
Two-way optical communication device and two-way optical communication apparatus
SHARP KK47 citations92
US6516115B1Feb 4, 2003
Two-way optical communication device and two-way optical communication apparatus
SHARP KK24 citations90
US6501876B1Dec 31, 2002
Bidirectional optical communication device and bidirectional optical communication apparatus
SHARP KK19 citations84
US6292609B1Sep 18, 2001
Optical components including an optical element having a surface that is tapered
SHARP KK15 citations84
US6929405B2Aug 16, 2005
Optical communication module and single fiber bi-directional optical communication module
SHARP KK8 citations74
US6525296B2Feb 25, 2003
Method of processing and optical components
SHARP KK9 citations74
US6087056AJul 11, 2000
Developing method by flying toner
SHARP KK9 citations74
US5649197AJul 15, 1997
Development apparatus including nonmagnetic single-component developer guide member
SHARP KK17 citations74
US6979134B2Dec 27, 2005
Optical communication module
SHARP KK7 citations73
US5416567AMay 16, 1995
Developing device and a developing method having a conductive member upstream of image data forming member
SHARP KK11 citations72
US9687410B2Jun 27, 2017
Walking assistance device
SHARP KK2 citations66
US8014082B2Sep 6, 2011
Lens unit
SHARP KK4 citations63
US7508605B2Mar 24, 2009
Zoom lens unit and image pickup device
SHARP KK6 citations63
US7248801B2Jul 24, 2007
Bidirectional optical communications module
SHARP KK6 citations63
US7040816B2May 9, 2006
Optical communications module, optical fiber, and optical coupling structure of optical fiber and optical communications module
SHARP KK5 citations63
US7035493B2Apr 25, 2006
Optical communication system
SHARP KK2 citations63
US6934478B2Aug 23, 2005
Bidirectional optical communication device and bidirectional optical communication apparatus
SHARP KK4 citations63
US6618543B1Sep 9, 2003
Optical devices made with vacuum-baked films
SHARP KK4 citations63
MITSUBISHI GAS CHEMICAL CO
6 patentsUS6589492B2Jul 8, 2003
Process for recovering catalyst components from a mother liquor of liquid phase oxidation
MITSUBISHI GAS CHEMICAL CO25 citations92
US5880313AMar 9, 1999
Process for producing aromatic carboxylic acid
MITSUBISHI GAS CHEMICAL CO25 citations92
US4346232AAug 24, 1982
Process for producing aromatic polycarboxylic acid
MITSUBISHI GAS CHEMICAL CO8 citations74
US5169977ADec 8, 1992
Process for purifying dimethyl-2,6-naphthalene dicarboxylate
MITSUBISHI GAS CHEMICAL CO7 citations73
US10683253B2Jun 16, 2020
Method for producing high-purity terephthalic acid
MITSUBISHI GAS CHEMICAL CO1 citations59
US12545633B2Feb 10, 2026
Method for producing fluorenone
MITSUBISHI GAS CHEMICAL CO0 citations56
TOYOTA MOTOR CO LTD
5 patentsUS10243196B2Mar 26, 2019
Nonaqueous electrolyte secondary battery
TOYOTA MOTOR CO LTD7 citations83
US11431018B2Aug 30, 2022
Non-aqueous electrolyte secondary battery
TOYOTA MOTOR CO LTD0 citations62
US11302962B2Apr 12, 2022
Non-aqueous electrolyte secondary battery
TOYOTA MOTOR CO LTD0 citations52
US9698414B2Jul 4, 2017
Non-aqueous electrolyte secondary battery and method of manufacturing the same
TOYOTA MOTOR CO LTD1 citations52
US12095077B2Sep 17, 2024
Non-aqueous secondary battery
TOYOTA MOTOR CO LTD0 citations51
PANASONIC CORP
3 patentsMAZDA MOTOR
2 patentsIWATA AKIHIKO
2 patentsMABUCHI MASAO
2 patentsFUJITA HIDEAKI
2 patentsKAMIYAMA HARUKI
1 patentUEKI TOMOYOSHI
1 patentSUZUKI AKIHIRO
1 patentMIZUSHIMA AROMA CO LTD
1 patentKAWAMUKI RYOHHEI
1 patentUNIV TOHOKU
1 patentShowing the top 50 of 79 patents by PatentIndex Score.