Inventor · disambiguated record
Motoharu Obika
Also filed as: OBIKA MOTOHARU
13 granted patents·2 pending applications·18 citations·filing 2005–2021
85Inventor score
Top patents by PatentIndex Score
15 records- 0178US8173320B2Fuel cell stack and method for making the sameTAKATA KOSHI·Filed 2007·Granted May 8, 2012·9 cites·13 claims
- 0276US8691431B2Method of producing sealing structure of bipolar battery, method of manufacturing bipolar battery, sealing structure of bipolar battery, and bipolar batteryOBIKA MOTOHARU·Filed 2011·Granted Apr 8, 2014·2 cites·6 claims
- 0371US9203073B2Bipolar batteryOBIKA MOTOHARU·Filed 2011·Granted Dec 1, 2015·1 cites·8 claims
- 0469US8852785B2Bipolar secondary battery and method for producing the sameHOSAKA KENJI·Filed 2010·Granted Oct 7, 2014·1 cites·9 claims
- 0568US8263289B2Fuel cell stack and method of producing its separator platesMIYAZAWA ATSUSHI·Filed 2007·Granted Sep 11, 2012·3 cites·11 claims
- 0667US8741477B2Bipolar secondary battery with seal membersOBIKA MOTOHARU·Filed 2010·Granted Jun 3, 2014·1 cites·19 claims
- 0765US12074311B2Method for producing carbonaceous substance-coated graphite particlesJFE CHEMICAL CORP·Filed 2021·Granted Aug 27, 2024·0 cites·8 claims
- 0865US8715861B2Bipolar second battery with terminal plate including current suppressing device, battery pack and vehicle equipped with the sameSUGA SOHEI·Filed 2009·Granted May 6, 2014·1 cites·10 claims
- 0960US11942641B2Method for producing carbonaceous substance-coated graphite particlesJFE CHEMICAL CORP·Filed 2020·Granted Mar 26, 2024·0 cites·3 claims
- 1055US8283087B2Seal structure adopted in membrane electrode assembly for fuel cellOBIKA MOTOHARU·Filed 2009·Granted Oct 9, 2012·0 cites·15 claims
- 1151US8663856B2Fuel cell stackKAGAMI FUMIO·Filed 2009·Granted Mar 4, 2014·0 cites·12 claims
- 1250US8092951B2Fuel cell, fuel cell stack and method of manufacturing the sameOBIKA MOTOHARU·Filed 2007·Granted Jan 10, 2012·0 cites·14 claims
- 1347US8497046B2Sealing structure for fuel cellOBIKA MOTOHARU·Filed 2006·Granted Jul 30, 2013·0 cites·20 claims
- 1443US2007207358A1Fuel Cell Stack and Related MethodNISSAN MOTOR·Filed 2005·Application pending·0 cites
- 1538US2013236779A1Electrode structure, method for producing same, and bipolar batteryMIYATAKE KAZUKI·Filed 2011·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Motoharu Obika 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 →