Inventor · disambiguated record
Fumihito Ichikawa
Also filed as: ICHIKAWA FUMIHITO
7 granted patents·2 pending applications·8 citations·filing 1999–2020
73Inventor score
Files withHITACHI-LG DATA STORAGE INC4HITACHI MEDIA ELECTRON KK2HITACHI LTD1NOMURA RIKA1OCHI MANABU1
Top patents by PatentIndex Score
9 records- 0162US9876999B2Optical module and projection image display deviceHITACHI-LG DATA STORAGE INC·Filed 2015·Granted Jan 23, 2018·1 cites·10 claims
- 0253US8589964B2Cooling arrangement for an optical pick-upOCHI MANABU·Filed 2005·Granted Nov 19, 2013·1 cites·5 claims
- 0352US11555983B2Light source moduleHITACHI LG DATA STORAGE INC·Filed 2020·Granted Jan 17, 2023·0 cites·8 claims
- 0450US7830755B2Optical head and optical disc driveHITACHI MEDIA ELECTRON KK·Filed 2007·Granted Nov 9, 2010·0 cites·5 claims
- 0548US8420944B2Connection structure of flexible printed circuits and optical pickup device including the connection structureNOMURA RIKA·Filed 2009·Granted Apr 16, 2013·0 cites·12 claims
- 0646US10371369B2Sealing of optical module with O-ring and liquid resinHITACHI LG DATA STORAGE INC·Filed 2015·Granted Aug 6, 2019·0 cites·12 claims
- 0743US6212140B1Objective lens driving device and optical disk unitHITACHI LTD·Filed 1999·Granted Apr 3, 2001·6 cites·6 claims
- 0842US2013223202A1Optical pickupHITACHI MEDIA ELECTRON KK·Filed 2013·Application pending·0 cites
- 0939US2018106997A1Support for optical element and image drawing apparatusHITACHI LG DATA STORAGE INC·Filed 2017·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →