Inventor · disambiguated record
Kenji Yagi
Also filed as: YAGI KENJI
27 granted patents·5 pending applications·491 citations·filing 1984–2021
96Inventor score
Top patents by PatentIndex Score
32 records- 0197US6717785B2Semiconductor switching element driving circuitDENSO CORP·Filed 2001·Granted Apr 6, 2004·119 cites·21 claims
- 0291US5637995AMagnetic detection device having a magnet including a stepped portion for eliminating turbulence at the MR sensorNIPPON DENSO CO·Filed 1995·Granted Jun 10, 1997·106 cites·22 claims
- 0385US7145254B2Transfer-molded power device and method for manufacturing transfer-molded power deviceDENSO CORP·Filed 2002·Granted Dec 5, 2006·45 cites·3 claims
- 0479US10234682B2Head-up display device and backlight deviceYAZAKI CORP·Filed 2015·Granted Mar 19, 2019·3 cites·14 claims
- 0579US5869962AMagnetic detection apparatus for detecting movement of an object having a nonuniform system of teethNIPPON DENSO CO·Filed 1996·Granted Feb 9, 1999·54 cites·20 claims
- 0679US4768859ACladding glass for optical fiberTOSHIBA KK·Filed 1987·Granted Sep 6, 1988·43 cites·12 claims
- 0777US9097831B2Surface light source device, light guide element used for surface light source device, and method for producing light guide elementYAGI KENJI·Filed 2011·Granted Aug 4, 2015·6 cites·20 claims
- 0872US6269210B1Optical fiberSHOWA ELECTRIC WIRE & CABLE CO·Filed 1999·Granted Jul 31, 2001·41 cites·11 claims
- 0971US5729127AMagnetism detecting apparatus having gear teeth dimensions for minimal pulse signal distortionNIPPON DENSO CO·Filed 1995·Granted Mar 17, 1998·35 cites·9 claims
- 1067US7369883B2Radio communication deviceFUJITSU LTD·Filed 2004·Granted May 6, 2008·15 cites·7 claims
- 1166US9507072B2Light guide, manufacturing method of light guide, optical shutter, and planar light-source deviceMITSUBISHI RAYON CO·Filed 2013·Granted Nov 29, 2016·2 cites·5 claims
- 1265US10809558B2Vehicle display deviceYAZAKI CORP·Filed 2019·Granted Oct 20, 2020·1 cites·12 claims
- 1365US10394027B2Head-up display systemYAZAKI CORP·Filed 2017·Granted Aug 27, 2019·1 cites·12 claims
- 1464US9920174B2Thermoplastic resin shaped-article, method of manufacturing the same, thermoplastic resin light guide, light source device, and liquid crystal display deviceMITSUBISHI RAYON CO·Filed 2014·Granted Mar 20, 2018·0 cites·20 claims
- 1561US10114219B2Backlight unit and head-up display deviceYAZAKI CORP·Filed 2017·Granted Oct 30, 2018·1 cites·4 claims
- 1658US11555984B2Mirror deviceYAZAKI CORP·Filed 2020·Granted Jan 17, 2023·0 cites·18 claims
- 1758US8676005B2Light guide for light source device and method for manufacturing the sameYAGI KENJI·Filed 2009·Granted Mar 18, 2014·4 cites·11 claims
- 1857US11506864B2Mirror deviceYAZAKI CORP·Filed 2020·Granted Nov 22, 2022·0 cites·9 claims
- 1956US6948340B2Method of producing an elliptic core optical fiberMORITEX CORP·Filed 2002·Granted Sep 27, 2005·1 cites·32 claims
- 2053US11402606B2Mirror deviceYAZAKI CORP·Filed 2020·Granted Aug 2, 2022·0 cites·15 claims
- 2152US6829452B2Image forming apparatus and developing deviceFUJI XEROX CO LTD·Filed 2002·Granted Dec 7, 2004·5 cites·7 claims
- 2251US9507077B2Resin composition for light guide article-preform, light guide article-preform, laminated light guide article-preform, light guide article for surface light source device and surface light source deviceMITSUBISHI RAYON CO·Filed 2013·Granted Nov 29, 2016·0 cites·17 claims
- 2345US11376964B2Vehicle display device including passage extending through optical memberYAZAKI CORP·Filed 2020·Granted Jul 5, 2022·0 cites·14 claims
- 2443US12209508B2Rotary machine and method of repairing rotary machineMITSUBISHI HEAVY IND MARINE MACHINERY & EQUIPMENT CO LTD·Filed 2021·Granted Jan 28, 2025·0 cites·7 claims
- 2542US2016139324A1Laminate, method for producing laminate, light guide body for light source devices, and light source deviceMITSUBISHI RAYON CO·Filed 2014·Application pending·0 cites
- 2641US4625085AMaterial for high frequency suppression and distributor for combustion engine composed of the same materialNIPPON DENSO CO·Filed 1984·Granted Nov 25, 1986·6 cites·4 claims
- 2741US2016131817A1Method for producing laminate, laminate, light guide body for light source devices, and light source devicesMITSUBISHI RAYON CO·Filed 2014·Application pending·0 cites
- 2839US2019346674A1Vehicle display deviceYAZAKI CORP·Filed 2019·Application pending·0 cites
- 2939US2004012701A1Portable electronic device and imaging systemFUJITSU LTD·Filed 2003·Application pending·0 cites
- 3037US2010279694A1Display panel structure, electronic device using the same, and mobile information equipmentFUJITSU LTD·Filed 2010·Application pending·0 cites
- 3132US4640996AIgnition distributor for internal combustion enginesNIPPON DENSO CO·Filed 1985·Granted Feb 3, 1987·2 cites·6 claims
- 3230US4681989AIgnition distributor for internal combustion enginesNIPPON DENSO CO·Filed 1985·Granted Jul 21, 1987·1 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Kenji Yagi 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 →