Inventor · disambiguated record
Takeshi Kumagai
Also filed as: KUMAGAI TAKESHI
31 granted patents·8 pending applications·700 citations·filing 1986–2021
96Inventor score
Files withTOKYO ELECTRON LTD19ALAXALA NETWORKS CORP4ALPS ELECTRIC CO LTD3KATO HITOSHI3HINOSUGI HIDEKI2
Top patents by PatentIndex Score
39 records- 0198US9023738B2Film deposition methodTOKYO ELECTRON LTD·Filed 2014·Granted May 5, 2015·489 cites·19 claims
- 0295US8835332B2Film deposition methodTOKYO ELECTRON LTD·Filed 2012·Granted Sep 16, 2014·19 cites·18 claims
- 0393US8882916B2Film deposition apparatus, film deposition method, and computer readable storage mediumKUMAGAI TAKESHI·Filed 2011·Granted Nov 11, 2014·12 cites·3 claims
- 0492US9551068B2Film forming method and film forming apparatusTOKYO ELECTRON LTD·Filed 2015·Granted Jan 24, 2017·12 cites·11 claims
- 0589US8906246B2Film deposition apparatus and film deposition methodKATO HITOSHI·Filed 2012·Granted Dec 9, 2014·10 cites·12 claims
- 0685US9677174B2Film deposition method for producing a reaction product on a substrateTOKYO ELECTRON LTD·Filed 2014·Granted Jun 13, 2017·2 cites·3 claims
- 0784US9441291B2Method of depositing a filmTOKYO ELECTRON LTD·Filed 2015·Granted Sep 13, 2016·2 cites·9 claims
- 0882US8853097B2Particle reducing methodTOKYO ELECTRON LTD·Filed 2013·Granted Oct 7, 2014·4 cites·8 claims
- 0980US9293321B2Method of manufacturing a silicon oxide filmTOKYO ELECTRON LTD·Filed 2014·Granted Mar 22, 2016·4 cites·7 claims
- 1080US6844273B2Precleaning method of precleaning a silicon nitride film forming systemTOKYO ELECTRON LTD·Filed 2002·Granted Jan 18, 2005·20 cites·6 claims
- 1178US8642487B2Film deposition method and film deposition apparatusKATO HITOSHI·Filed 2012·Granted Feb 4, 2014·4 cites·8 claims
- 1278US7156923B2Silicon nitride film forming method, silicon nitride film forming system and silicon nitride film forming system precleaning methodTOKYO ELECTRON LTD·Filed 2004·Granted Jan 2, 2007·19 cites·6 claims
- 1376US8254252B2Bandwidth control apparatusHINOSUGI HIDEKI·Filed 2009·Granted Aug 28, 2012·8 cites·18 claims
- 1476US7855960B2Traffic shaping method and deviceALAXALA NETWORKS CORP·Filed 2008·Granted Dec 21, 2010·7 cites·14 claims
- 1576US6791147B1Semiconductor memory device and method for manufacturing the sameSEIKO EPSON CORP·Filed 1999·Granted Sep 14, 2004·38 cites·15 claims
- 1674US8932963B2Film deposition methodTOKYO ELECTRON LTD·Filed 2014·Granted Jan 13, 2015·2 cites·8 claims
- 1770US9368341B2Method of manufacturing a silicon oxide filmTOKYO ELECTRON LTD·Filed 2014·Granted Jun 14, 2016·2 cites·6 claims
- 1868US11118265B2Film deposition method and computer program storage mediumTOKYO ELECTRON LTD·Filed 2017·Granted Sep 14, 2021·0 cites·7 claims
- 1964US7125812B2CVD method and device for forming silicon-containing insulation filmTOKYO ELECTRON LTD·Filed 2003·Granted Oct 24, 2006·8 cites·10 claims
- 2062US9667548B2Relay apparatus and relay methodALAXALA NETWORKS CORP·Filed 2014·Granted May 30, 2017·2 cites·9 claims
- 2162US6594186B2Semiconductor memory and burn-in method for the sameSEIKO EPSON CORP·Filed 2002·Granted Jul 15, 2003·13 cites·63 claims
- 2260US2012052693A1Film deposition apparatus, film deposition method, and computer program storage mediumOZAKI SHIGENORI·Filed 2011·Application pending·0 cites
- 2355US2023287314A1Beer taste beverageSUNTORY HOLDINGS LTD·Filed 2021·Application pending·0 cites
- 2451US10590534B2Film deposition method and film deposition apparatusTOKYO ELECTRON LTD·Filed 2016·Granted Mar 17, 2020·0 cites·9 claims
- 2548US2011104395A1Film deposition apparatus, film deposition method, and storage mediumTOKYO ELECTRON LTD·Filed 2010·Application pending·0 cites
- 2647US2023340383A1Beer-flavored beverageSUNTORY HOLDINGS LTD·Filed 2021·Application pending·0 cites
- 2745US2011159188A1Film deposition apparatus, film deposition method, and computer-readable storage mediumTOKYO ELECTRON LTD·Filed 2010·Application pending·0 cites
- 2844US2015184294A1Film deposition apparatus, film deposition method, and computer-readable storage mediumTOKYO ELECTRON LTD·Filed 2015·Application pending·0 cites
- 2943US2014011372A1Film deposition methodTOKYO ELECTRON LTD·Filed 2013·Application pending·0 cites
- 3042US8553543B2Traffic shaping method and deviceHINOSUGI HIDEKI·Filed 2010·Granted Oct 8, 2013·0 cites·4 claims
- 3141US10458016B2Method for forming a protective filmTOKYO ELECTRON LTD·Filed 2016·Granted Oct 29, 2019·0 cites·8 claims
- 3241US5162983AActive filter device for suppressing harmonics in a system including a capacitive loadMITSUBISHI ELECTRIC CORP·Filed 1991·Granted Nov 10, 1992·15 cites·7 claims
- 3340US10389626B2Transfer deviceALAXALA NETWORKS CORP·Filed 2018·Granted Aug 20, 2019·0 cites·11 claims
- 3440US8774001B2Relay device and relay methodKUMAGAI TAKESHI·Filed 2012·Granted Jul 8, 2014·0 cites·14 claims
- 3539US2012222615A1Film deposition apparatusKATO HITOSHI·Filed 2011·Application pending·0 cites
- 3638US10326705B2Communication device and communication methodALAXALA NETWORKS CORP·Filed 2017·Granted Jun 18, 2019·0 cites·12 claims
- 3738US4742408ADrive pin holding spring for floppy disk driveALPS ELECTRIC CO LTD·Filed 1986·Granted May 3, 1988·4 cites·1 claims
- 3834US4845578ADisk holding device for disk driveALPS ELECTRIC CO LTD·Filed 1987·Granted Jul 4, 1989·2 cites·1 claims
- 3934US4831474ADisk supporting mechanism in disk driving deviceALPS ELECTRIC CO LTD·Filed 1987·Granted May 16, 1989·2 cites·2 claims
Join the waitlist — get patent alerts
Get an alert when Takeshi Kumagai 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 →