Inventor · disambiguated record
Takashi Oyama
Also filed as: OYAMA TAKASHI
29 granted patents·10 pending applications·324 citations·filing 1991–2016
96Inventor score
Files withJX NIPPON OIL & ENERGY CORP10NIPPON OIL CORP8TANO TAMOTSU4KOA OIL CO LTD2NIPPON PETROLEUM REFINING CO2
Top patents by PatentIndex Score
39 records- 0196US7754178B2Raw-material carbon composition for carbon material for electrode of electric double-layer capacitorNIPPON OIL CORP·Filed 2005·Granted Jul 13, 2010·55 cites·20 claims
- 0296US7582902B2Raw material carbon composition for carbon material for electrode in electric double layer capacitorNIPPON OIL CORP·Filed 2005·Granted Sep 1, 2009·83 cites·22 claims
- 0391US7964173B2Feedstock composition and raw coke for electricity storage carbon material and needle cokeNIPPON OIL CORP·Filed 2006·Granted Jun 21, 2011·18 cites·12 claims
- 0489US9142832B2Graphite material for negative electrodes of lithium ion secondary battery, manufacturing method for said material, and lithium ion secondary battery using sameJX NIPPON OIL & ENERGY CORP·Filed 2013·Granted Sep 22, 2015·10 cites·8 claims
- 0587US8175121B2Image processor and image display apparatus comprising the sameFUKUDA NOBUHIRO·Filed 2007·Granted May 8, 2012·12 cites·17 claims
- 0684US8226921B2Raw coke for electricity storage carbon material and needle cokeOYAMA TAKASHI·Filed 2011·Granted Jul 24, 2012·4 cites·4 claims
- 0782US10193054B2Piezoelectric ceramic, method for producing piezoelectric ceramic, and piezoelectric ceramic electronic componentMURATA MANUFACTURING CO·Filed 2015·Granted Jan 29, 2019·2 cites·17 claims
- 0882US8197788B2Raw coke for electricity storage carbon material and needle cokeOYAMA TAKASHI·Filed 2011·Granted Jun 12, 2012·4 cites·7 claims
- 0979US9732278B2Petroleum coke and production method for sameJX NIPPON OIL & ENERGY CORP·Filed 2014·Granted Aug 15, 2017·2 cites·8 claims
- 1079US7959888B2Raw coke for electricity storage carbon material and needle cokeNIPPON OIL CORP·Filed 2006·Granted Jun 14, 2011·8 cites·9 claims
- 1179US6882517B2Raw material composite for carbon material used in electric double layer capacitor, manufacturing method of the same, electric double layer capacitor, and manufacturing method of the sameNIPPON PETROLEUM REFINING CO·Filed 2003·Granted Apr 19, 2005·29 cites·10 claims
- 1275US8617508B2Carbon material for negative electrode of lithium secondary battery and method for producing the sameSUZUKI TAKASHI·Filed 2012·Granted Dec 31, 2013·1 cites·5 claims
- 1375US8137530B2Process for producing petroleum cokeTANO TAMOTSU·Filed 2008·Granted Mar 20, 2012·7 cites·3 claims
- 1474US7666306B2Adsorbent, method for producing same, and method for processing oil-containing waste waterNIPPON PETROLEUM REFINING CO·Filed 2005·Granted Feb 23, 2010·7 cites·4 claims
- 1574US6661835B1Receiving device and channel estimator for use in a CDMA communication systemOKI TECHNO CT PTE LTD·Filed 1999·Granted Dec 9, 2003·65 cites·18 claims
- 1671US10280524B2Ozone water manufacturing deviceWATER AGENCY INC·Filed 2016·Granted May 7, 2019·1 cites·1 claims
- 1766US10176773B2Semiconductor device and mobile terminalSYNAPTICS JAPAN GK·Filed 2016·Granted Jan 8, 2019·1 cites·18 claims
- 1865US7993619B2Raw oil composition for carbon material for electric double layer capacitor electrodeNIPPON OIL CORP·Filed 2006·Granted Aug 9, 2011·4 cites·14 claims
- 1962US2014079622A1Carbon material for negative electrode of lithium secondary battery and method for producing the sameJX NIPPON OIL & ENERGY CORP·Filed 2013·Application pending·0 cites
- 2060US8451468B2Processor, image forming system and computer readable mediumSODA TAKESHI·Filed 2009·Granted May 28, 2013·3 cites·5 claims
- 2160US2010215567A1Amorphous carbon material for negative electrode of lithium ion secondary battery and method for producing the sameNIPPON OIL CORP·Filed 2008·Application pending·0 cites
- 2257US2012121987A1Amorphous carbon material for negative electrode of lithium ion secondary battery and method for producing the sameSAKAMOTO AKIO·Filed 2012·Application pending·0 cites
- 2354US8784644B2Stock oil composition for carbonaceous material for negative electrode of lithium-ion secondary batteryJX NIPPON OIL & ENERGY CORP·Filed 2012·Granted Jul 22, 2014·0 cites·5 claims
- 2454US8741125B2Raw oil composition for negative electrode material for lithium ion secondary batteryTANO TAMOTSU·Filed 2009·Granted Jun 3, 2014·0 cites·12 claims
- 2553US9147873B2Method of producing amorphous carbon material for the negative electrode of lithium ION secondary battery, and lithium ION secondary batteryJX NIPPON OIL & ENERGY CORP·Filed 2013·Granted Sep 29, 2015·0 cites·1 claims
- 2653US8715484B2Process for producing needle coke for graphite electrode and stock oil composition for use in the processTANO TAMOTSU·Filed 2009·Granted May 6, 2014·0 cites·6 claims
- 2752US2010209331A1Artificial graphite for negative electrode of lithium ion secondary battery, and method for production thereofNIPPON OIL CORP·Filed 2008·Application pending·0 cites
- 2851US9214666B2Graphite material with lattice distortion for use in lithium-ion secondary battery negative electrodes, and lithium-ion secondary batteryJX NIPPON OIL & ENERGY CORP·Filed 2013·Granted Dec 15, 2015·0 cites·2 claims
- 2950US8697025B2Raw material charcoal composition for negative electrode material of lithium ion secondary battery and method for producing the sameTANO TAMOTSU·Filed 2008·Granted Apr 15, 2014·2 cites·4 claims
- 3049US2013224101A1Raw material carbon composition for negative electrode material of lithium-ion secondary batteryJX NIPPON OIL & ENERGY CORP·Filed 2012·Application pending·0 cites
- 3148US2008158766A1Circuit board and electronic componentFUJI XEROX CO LTD·Filed 2007·Application pending·0 cites
- 3248US2014050891A1Raw coke materials of carbon material for negative electrode of lithium ion secondary battery, and production method thereforJX NIPPON OIL & ENERGY CORP·Filed 2013·Application pending·0 cites
- 3347US2013089491A1Raw petroleum coke composition for anode material for lithium ion secondary batteryJX NIPPON OIL & ENERGY CORP·Filed 2012·Application pending·0 cites
- 3446US2014030601A1Carbon material for negative electrode of lithium ion secondary battery and production method thereforJX NIPPON OIL & ENERGY CORP·Filed 2013·Application pending·0 cites
- 3546US2010298116A1Method of regenerating carbonaceous oil adsorbentNIPPON OIL CORP·Filed 2007·Application pending·0 cites
- 3638US5183603AProcess for producing a coil-shaped carbon fiber bundleKOA OIL CO LTD·Filed 1991·Granted Feb 2, 1993·4 cites·9 claims
- 3733US10719113B2Control device and electronic apparatusSOCIONEXT INC·Filed 2016·Granted Jul 21, 2020·0 cites·3 claims
- 3828US5204030AMethod for producing pitch-type carbon fiberKOA OIL CO LTD·Filed 1991·Granted Apr 20, 1993·0 cites·2 claims
- 3925US5277850AProcess for producing a coil-shaped carbon fiber bundleKAO OIL CO LTD·Filed 1992·Granted Jan 11, 1994·2 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →