Inventor · disambiguated record
Koji Ishizaki
Also filed as: ISHIZAKI KOJI
265 granted patents·27 pending applications·1,074 citations·filing 1971–2025
99Inventor score
Files withJAPAN DISPLAY INC219DAINIPPON PRINTING CO LTD13ISHIZAKI KOJI12SONY CORP6JAPAN DISPLAY WEST INC5
Top patents by PatentIndex Score
292 records- 0197US11818848B2Detection deviceJAPAN DISPLAY INC·Filed 2022·Granted Nov 14, 2023·3 cites·10 claims
- 0297US11803282B2Input device with mesh shape electrodesJAPAN DISPLAY INC·Filed 2022·Granted Oct 31, 2023·3 cites·5 claims
- 0397US11709566B2Display device with touch detecting function and electronic apparatusJAPAN DISPLAY INC·Filed 2022·Granted Jul 25, 2023·3 cites·14 claims
- 0497US11409398B2Input deviceJAPAN DISPLAY INC·Filed 2020·Granted Aug 9, 2022·4 cites·6 claims
- 0597US11378833B2Display apparatus and input deviceJAPAN DISPLAY INC·Filed 2020·Granted Jul 5, 2022·5 cites·4 claims
- 0697US7009757B2Optimal elements (such as vari focal lens component, vari-focal diffractive optical element and variable declination prism) and electronic image pickup unit using optical elementsOLYMPUS CORP·Filed 2003·Granted Mar 7, 2006·206 cites·63 claims
- 0796US12067184B2Sensor device and sensor-equipped display device including detection electrodeJAPAN DISPLAY INC·Filed 2023·Granted Aug 20, 2024·2 cites·16 claims
- 0896US11740747B2Display deviceJAPAN DISPLAY INC·Filed 2022·Granted Aug 29, 2023·2 cites·16 claims
- 0996US11650446B2Display apparatus and input deviceJAPAN DISPLAY INC·Filed 2022·Granted May 16, 2023·2 cites·4 claims
- 1096US10895923B2Display panel with touch detector, touch panel, and electronic unitJAPAN DISPLAY INC·Filed 2020·Granted Jan 19, 2021·3 cites·11 claims
- 1196US9626060B2Display device with touch detection function and electronic apparatusJAPAN DISPLAY INC·Filed 2016·Granted Apr 18, 2017·7 cites·8 claims
- 1296US6626532B1Vari-focal spectaclesOLYMPUS OPTICAL CO·Filed 1998·Granted Sep 30, 2003·202 cites·18 claims
- 1395US10303320B2Display device with touch detection function and electronic apparatusJAPAN DISPLAY INC·Filed 2018·Granted May 28, 2019·4 cites·9 claims
- 1495US10067624B2Display device with touch detection function and electronic apparatusJAPAN DISPLAY INC·Filed 2017·Granted Sep 4, 2018·4 cites·10 claims
- 1595US9367165B2Display deviceJAPAN DISPLAY INC·Filed 2014·Granted Jun 14, 2016·9 cites·14 claims
- 1695US9304639B2Display device with touch detection function and electronic apparatusJAPAN DISPLAY INC·Filed 2013·Granted Apr 5, 2016·9 cites·8 claims
- 1794US12193165B2Detection deviceJAPAN DISPLAY INC·Filed 2023·Granted Jan 7, 2025·1 cites·20 claims
- 1894US11847287B2Touch panel, display panel, and display unitJAPAN DISPLAY INC·Filed 2023·Granted Dec 19, 2023·1 cites·20 claims
- 1994US10386984B2Display unit with touch detection function, and electronic deviceJAPAN DISPLAY INC·Filed 2018·Granted Aug 20, 2019·5 cites·14 claims
- 2094US10147382B2Touch panel, display panel, and display unitJAPAN DISPLAY INC·Filed 2015·Granted Dec 4, 2018·5 cites·9 claims
- 2194US10031630B2Display, input device, and method of manufacturing displayJAPAN DISPLAY INC·Filed 2016·Granted Jul 24, 2018·9 cites·18 claims
- 2294US9459718B2Display device and method of manufacturing sameISHIZAKI KOJI·Filed 2010·Granted Oct 4, 2016·8 cites·9 claims
- 2394US9036094B2Display panel with touch detector, touch panel, and electronic unitISHIZAKI KOJI·Filed 2012·Granted May 19, 2015·8 cites·22 claims
- 2494US9013642B2Display deviceJAPAN DISPLAY WEST INC·Filed 2013·Granted Apr 21, 2015·7 cites·2 claims
- 2593US10416827B2Display, input device, and method of manufacturing displayJAPAN DISPLAY INC·Filed 2018·Granted Sep 17, 2019·6 cites·6 claims
- 2693US10275085B2Display device with capacitive touch sensor with slit formed in a surface of a detecting electrode opposed to a scanning electrode to realize detection with high accuracyJAPAN DISPLAY INC·Filed 2018·Granted Apr 30, 2019·3 cites·20 claims
- 2793US10175795B2Sensor-equipped display device and sensor deviceJAPAN DISPLAY INC·Filed 2016·Granted Jan 8, 2019·4 cites·14 claims
- 2893US9952700B2Display deviceJAPAN DISPLAY INC·Filed 2017·Granted Apr 24, 2018·4 cites·18 claims
- 2993US9652075B2Display device with capacitive touch sensor with slit formed in a surface of a detecting electrode opposed to a scanning electrode to realize detection with high accuracyJAPAN DISPLAY INC·Filed 2016·Granted May 16, 2017·4 cites·10 claims
- 3093US8723841B2Touch sensor and display deviceISHIZAKI KOJI·Filed 2010·Granted May 13, 2014·15 cites·21 claims
- 3192US11391978B2Detection deviceJAPAN DISPLAY INC·Filed 2021·Granted Jul 19, 2022·2 cites·10 claims
- 3292US10969614B2Detection deviceJAPAN DISPLAY INC·Filed 2019·Granted Apr 6, 2021·3 cites·8 claims
- 3392US10365745B2Display device with touch detection function, touch detection device, and electronic unitJAPAN DISPLAY INC·Filed 2018·Granted Jul 30, 2019·6 cites·9 claims
- 3492US10310678B2Electrode substrate, display device, input device, and method of manufacturing electrode substrateJAPAN DISPLAY INC·Filed 2015·Granted Jun 4, 2019·6 cites·10 claims
- 3592US9626022B2Display panel with touch detector, touch panel, and electronic unitJAPAN DISPLAY INC·Filed 2015·Granted Apr 18, 2017·4 cites·20 claims
- 3692US9507479B2Display device with touch detection function and electronic unitJAPAN DISPLAY INC·Filed 2015·Granted Nov 29, 2016·6 cites·1 claims
- 3792US9298294B2Display apparatus and touch detection apparatus using shift of detection operation for reduced detection timeTAKEUCHI TAKEYA·Filed 2010·Granted Mar 29, 2016·9 cites·17 claims
- 3892US9140922B2Display device and electronic unitNOGUCHI KOUJI·Filed 2010·Granted Sep 22, 2015·12 cites·14 claims
- 3992US9081447B2Display device with touch detection function, touch detection device, and electronic unitISHIZAKI KOJI·Filed 2011·Granted Jul 14, 2015·7 cites·3 claims
- 4092US8860685B2Touch sensor, display device, and electronic apparatusTAKEUCHI TAKEYA·Filed 2010·Granted Oct 14, 2014·19 cites·20 claims
- 4191US10768761B2Detection deviceJAPAN DISPLAY INC·Filed 2019·Granted Sep 8, 2020·4 cites·20 claims
- 4291US9696575B2Display device and manufacturing method thereofJAPAN DISPLAY INC·Filed 2015·Granted Jul 4, 2017·4 cites·20 claims
- 4391US9619098B2Display unit with touch detection function, and electronic deviceJAPAN DISPLAY INC·Filed 2015·Granted Apr 11, 2017·4 cites·2 claims
- 4491US9507196B2Display device with input device, method of manufacturing the same, and electronic apparatusJAPAN DISPLAY INC·Filed 2013·Granted Nov 29, 2016·4 cites·13 claims
- 4591US9454279B2Display device with capacitive touch sensor with slit formed in a surface of a detectng electrode opposed to a scanning electrode to realize detection with high accuracyJAPAN DISPLAY INC·Filed 2015·Granted Sep 27, 2016·3 cites·13 claims
- 4691US9274653B2Touch detection device and display device having touch sensor functionISHIZAKI KOJI·Filed 2010·Granted Mar 1, 2016·14 cites·20 claims
- 4791US9092087B2Display deviceISHIZAKI KOJI·Filed 2010·Granted Jul 28, 2015·13 cites·13 claims
- 4891US8976123B2Display device and electronic unitNOGUCHI KOUJI·Filed 2010·Granted Mar 10, 2015·8 cites·18 claims
- 4990US10126888B2Method of manufacturing electrode substrate, electrode substrate, display apparatus and input deviceJAPAN DISPLAY INC·Filed 2015·Granted Nov 13, 2018·8 cites·9 claims
- 5090US10120244B2Display deviceJAPAN DISPLAY INC·Filed 2016·Granted Nov 6, 2018·4 cites·20 claims
Showing the top 50 of 292 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when Koji Ishizaki 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 →