Inventor · disambiguated record
Yoichi Kawakami
Also filed as: KAWAKAMI YOICHI
17 granted patents·6 pending applications·451 citations·filing 2001–2023
94Inventor score
Top patents by PatentIndex Score
23 records- 0196US7736019B2Lighting systemYANCHERS CORP·Filed 2006·Granted Jun 15, 2010·102 cites·10 claims
- 0295US7560859B2Fluorescent material having two layer structure and light emitting apparatus employing the sameSAITO HAJIME·Filed 2005·Granted Jul 14, 2009·56 cites·18 claims
- 0393US7348600B2Nitride semiconductor device, and its fabrication processNICHIA CORP·Filed 2003·Granted Mar 25, 2008·45 cites·14 claims
- 0491US7058103B2Light-emitting apparatus, phosphor, and method of producing itSHARP KK·Filed 2003·Granted Jun 6, 2006·43 cites·20 claims
- 0585US8114286B2Water treatment deviceKAWAKAMI YOICHI·Filed 2008·Granted Feb 14, 2012·15 cites·3 claims
- 0683US7400029B2LED illumination systemYANCHERS INC·Filed 2003·Granted Jul 15, 2008·34 cites·9 claims
- 0779US8287760B2Light-emitting apparatus, phosphorescent portion, and method of producing the sameISHIDA MASAYA·Filed 2010·Granted Oct 16, 2012·3 cites·4 claims
- 0879US6554444B2Gazing point illuminating deviceKANSAI TECH LICENSING ORG CO·Filed 2001·Granted Apr 29, 2003·112 cites·10 claims
- 0978US7867528B2Method for producing breadKOBEYA BAKING CO LTD·Filed 2007·Granted Jan 11, 2011·1 cites·1 claims
- 1076US6876009B2Nitride semiconductor device and a process of manufacturing the sameNICHIA CORP·Filed 2002·Granted Apr 5, 2005·18 cites·34 claims
- 1172US7626327B2Lighting apparatus with filterNICHIA CORP·Filed 2005·Granted Dec 1, 2009·9 cites·12 claims
- 1271US12249628B2Method of forming p-type nitride semiconductor layerUNIV KYOTO·Filed 2023·Granted Mar 11, 2025·0 cites·6 claims
- 1371US7700001B2Light-emitting apparatus, phosphor and method of producing itSHARP KK·Filed 2008·Granted Apr 20, 2010·2 cites·1 claims
- 1470US7834434B2LED illumination systemYANCHERS INC·Filed 2008·Granted Nov 16, 2010·4 cites·10 claims
- 1567US8479308B2Scanning probe microscope and method for detecting proximity of probes thereofNISHIMURA KATSUHITO·Filed 2010·Granted Jul 2, 2013·4 cites·20 claims
- 1657US6629762B2Electric field sensor using liquid crystal and three-dimensional movie player/recorder using the sameSUZUKI FUMIO·Filed 2002·Granted Oct 7, 2003·3 cites·2 claims
- 1753US2006187994A1Light-emitting apparatus, phosphor, and method of producing itSHARP KK·Filed 2006·Application pending·0 cites
- 1850US2020144372A1Semiconductor device and method of forming p-type nitride semiconductor layerUNIV KYOTO·Filed 2019·Application pending·0 cites
- 1943US2013056405A1Spout faucetKAWAKAMI YOICHI·Filed 2011·Application pending·0 cites
- 2037US8686401B2Ultraviolet irradiation apparatusKAWAKAMI YOICHI·Filed 2011·Granted Apr 1, 2014·0 cites·2 claims
- 2137US2012161104A1Ultraviolet irradiation deviceOKAMOTO KOICHI·Filed 2010·Application pending·0 cites
- 2236US2004137265A1Light emitting apparatusFiled 2002·Application pending·0 cites
- 2330US2017110630A1Semiconductor light emitting element, production method therefor, led element and electron-beam-pumped light source deviceUSHIO ELECTRIC INC·Filed 2015·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Yoichi Kawakami 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 →