Inventor · disambiguated record
Mitsuru Ichikawa
Also filed as: ICHIKAWA MITSURU
27 granted patents·2 pending applications·275 citations·filing 1990–2018
96Inventor score
Top patents by PatentIndex Score
29 records- 0190US5746162ASheet processing apparatus and sheet processing methodRICOH KK·Filed 1996·Granted May 5, 1998·54 cites·23 claims
- 0289US7433136B2Lens unit and imaging deviceSONY CORP·Filed 2006·Granted Oct 7, 2008·27 cites·5 claims
- 0385US7486882B2Lens unit and imaging apparatusSONY CORP·Filed 2006·Granted Feb 3, 2009·18 cites·6 claims
- 0483US7699302B2Sheet handling apparatus capable of effectively performing sheet processing, and an image forming apparatus using the sameRICOH KK·Filed 2006·Granted Apr 20, 2010·8 cites·10 claims
- 0581US7864461B2Camera moduleSONY CORP·Filed 2009·Granted Jan 4, 2011·11 cites·8 claims
- 0680US10333016B2Multi-junction photoelectric conversion device and photoelectric conversion moduleKANEKA CORP·Filed 2018·Granted Jun 25, 2019·2 cites·18 claims
- 0779US8410355B2Thin film photoelectric conversion device having a stacked transparent oxide and carbon intermediate layerMEGURO TOMOMI·Filed 2008·Granted Apr 2, 2013·7 cites·14 claims
- 0878US9166089B2Thin film solar cell moduleYOSHIKAWA KUNTA·Filed 2010·Granted Oct 20, 2015·4 cites·12 claims
- 0977US7990635B2Camera moduleSONY CORP·Filed 2009·Granted Aug 2, 2011·5 cites·4 claims
- 1075US8265479B2Camera moduleIMAI SATOSHI·Filed 2007·Granted Sep 11, 2012·5 cites·11 claims
- 1174US10529882B2Method for manufacturing multijunction photoelectric conversion deviceKANEKA CORP·Filed 2018·Granted Jan 7, 2020·1 cites·15 claims
- 1271US5056774AFinisher for an image forming apparatusRICOH KK·Filed 1990·Granted Oct 15, 1991·19 cites·8 claims
- 1370US8691613B2Method for manufacturing photoelectric conversion deviceYOSHIMI MASASHI·Filed 2011·Granted Apr 8, 2014·1 cites·4 claims
- 1468US5447298AMovable finisher device with multiple stack gripping fingersRICOH KK·Filed 1993·Granted Sep 5, 1995·27 cites·5 claims
- 1556US7550665B2Stacked photoelectric converterKANEKA CORP·Filed 2004·Granted Jun 23, 2009·6 cites·15 claims
- 1656US6189602B1Electronic device with improved heat dissipationSONY CORP·Filed 1998·Granted Feb 20, 2001·32 cites·8 claims
- 1755US8530267B2Silicon-based thin film solar cell and method for manufacturing sameYOSHIKAWA KUNTA·Filed 2009·Granted Sep 10, 2013·0 cites·7 claims
- 1853US5524873AFinisher for image forming apparatusRICOH ELEMEX CORP·Filed 1995·Granted Jun 11, 1996·17 cites·6 claims
- 1952US2010310863A1Transparent electroconductive film and method for producing the sameKANEKA CORP·Filed 2008·Application pending·0 cites
- 2050US7978969B2Camera moduleSONY CORP·Filed 2007·Granted Jul 12, 2011·0 cites·12 claims
- 2150US5973830ABinocular with interpupillary adjustment mechanismASAHI OPTICAL CO LTD·Filed 1998·Granted Oct 26, 1999·15 cites·13 claims
- 2246US8518833B2Transparent electroconductive oxide layer and photoelectric converter using the sameICHIKAWA MITSURU·Filed 2009·Granted Aug 27, 2013·0 cites·2 claims
- 2342US6186018B1Binocular with rotation transmitting systemASAHI OPTICAL CO LTD·Filed 1999·Granted Feb 13, 2001·7 cites·12 claims
- 2441US9893228B2Method for manufacturing compound semiconductor solar cellKANEKA CORP·Filed 2015·Granted Feb 13, 2018·0 cites·10 claims
- 2540US8490960B2Sheet processing apparatus and image forming systemMURATA KAZUYA·Filed 2012·Granted Jul 23, 2013·0 cites·12 claims
- 2639US6072626ABinocular with rotation transmitting systemASAHI OPTICAL CO LTD·Filed 1998·Granted Jun 6, 2000·6 cites·17 claims
- 2738US10177705B2Composite solar cell, solar cell module, and concentrating solar cellKANEKA CORP·Filed 2015·Granted Jan 8, 2019·0 cites·15 claims
- 2837US2012046154A1Sheet folding device, sheet processing device, image forming apparatus, and sheet folding methodTAKEUCHI KAZUMASA·Filed 2011·Application pending·0 cites
- 2933US6020998ABinocular with rotation transmitting systemASAHI OPTICAL CO LTD·Filed 1998·Granted Feb 1, 2000·3 cites·16 claims
Join the waitlist — get patent alerts
Get an alert when Mitsuru Ichikawa files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →