Inventor · disambiguated record
Keiji Itabashi
Also filed as: ITABASHI KEIJI
35 granted patents·2 pending applications·301 citations·filing 1982–2017
97Inventor score
Files withUNIZEO CO LTD12TOYO SODA MFG CO LTD8ITABASHI KEIJI5TOSOH CORP5MITSUI MINING & SMELTING CO4
Top patents by PatentIndex Score
37 records- 0189US9238219B2Zeolite, manufacturing method of the same, and catalytic cracking batalyst of paraffinNIPPON CHEMICAL IND·Filed 2012·Granted Jan 19, 2016·9 cites·8 claims
- 0289US8834836B2Method for producing MTW-type zeoliteITABASHI KEIJI·Filed 2012·Granted Sep 16, 2014·8 cites·6 claims
- 0387US9333495B2Method for producing MTW-type zeoliteITABASHI KEIJI·Filed 2010·Granted May 10, 2016·6 cites·1 claims
- 0483US9895683B2Zeolite, manufacturing method of the same, and catalytic cracking catalyst of paraffinUNIZEO CO LTD·Filed 2015·Granted Feb 20, 2018·2 cites·7 claims
- 0583US9670068B2Zeolite production methodITABASHI KEIJI·Filed 2011·Granted Jun 6, 2017·3 cites·15 claims
- 0683US4530824AProcess for preparation of L type zeolitesTOYO SODA MFG CO LTD·Filed 1983·Granted Jul 23, 1985·27 cites·5 claims
- 0781US10479692B2Zeolite production methodUNIZEO CO LTD·Filed 2017·Granted Nov 19, 2019·1 cites·3 claims
- 0881US8282908B2Zeolite beta and process for producing the sameITABASHI KEIJI·Filed 2010·Granted Oct 9, 2012·8 cites·7 claims
- 0980US10669157B2Zeolite production methodUNIZEO CO LTD·Filed 2017·Granted Jun 2, 2020·1 cites·15 claims
- 1080US9688541B2Beta zeolite and method for producing sameUNIZEO CO LTD·Filed 2013·Granted Jun 27, 2017·3 cites·5 claims
- 1180US4562055AProcess for preparation of zeolitesTOYO SODA MFG CO LTD·Filed 1983·Granted Dec 31, 1985·26 cites·1 claims
- 1278US4861571AProcess for preparation of synthetic mordenite molded bodyTOYO SODA MFG CO LTD·Filed 1986·Granted Aug 29, 1989·26 cites·12 claims
- 1377US9108187B2Fe(II)-substituted beta type zeolite, gas adsorbent containing same and method for producing same, and method for removing nitrogen monoxide and hydrocarbonOGURA MASARU·Filed 2012·Granted Aug 18, 2015·5 cites·10 claims
- 1476US9840423B2Method for producing MTW-type zeoliteUNIZEO CO LTD·Filed 2016·Granted Dec 12, 2017·1 cites·1 claims
- 1576US9656238B2Fe(II)-substituted beta-type zeolite, production method therefor and gas adsorbent including same, and nitric oxide and hydrocarbon removal methodUNIZEO CO LTD·Filed 2013·Granted May 23, 2017·3 cites·10 claims
- 1676US5868818AAdsorbent for air separation, production method thereof, and air-separation method using itTOSOH CORP·Filed 1997·Granted Feb 9, 1999·48 cites·5 claims
- 1774US4650654AProcess for preparation of ferrierite type zeolitesTOYO SODA MFG CO LTD·Filed 1984·Granted Mar 17, 1987·20 cites·7 claims
- 1871US10501328B2Method for producing beta zeoliteUNIZEO CO LTD·Filed 2016·Granted Dec 10, 2019·1 cites·20 claims
- 1963US6042797AAdsorbent for ethylene, method for adsorbing and removing ethylene and method for purifying an exhaust gasTOSOH CORP·Filed 1998·Granted Mar 28, 2000·20 cites·7 claims
- 2062US6103208AAdsorbent for ethylene, method for adsorbing and removing ethylene and method for purifying an exhaust gasTOSOH CORP·Filed 1999·Granted Aug 15, 2000·19 cites·13 claims
- 2161US5994435AFlame retardant and flame retardant resin composition formulated with the sameTOSOH CORP·Filed 1997·Granted Nov 30, 1999·15 cites·24 claims
- 2257US10807874B2Mordenite zeolite and production method thereforMITSUI MINING & SMELTING CO·Filed 2017·Granted Oct 20, 2020·0 cites·14 claims
- 2357US4461631AZeolite encapsulating materialTOYO SODA MFG CO LTD·Filed 1982·Granted Jul 24, 1984·12 cites·2 claims
- 2456US10710888B2Beta zeolite and method for producing sameMITSUI MINING & SMELTING CO·Filed 2015·Granted Jul 14, 2020·0 cites·6 claims
- 2556US9409785B2Fe(II)-substituted MEL-type zeolite, production method therefor and gas adsorbent including same, and nitric oxide and hydrocarbon removal methodUNIZEO CO LTD·Filed 2013·Granted Aug 9, 2016·0 cites·19 claims
- 2654US6309616B1Method for adsorbing and removing ethylene and method for purifying an exhaust gasTOSOH CORP·Filed 2000·Granted Oct 30, 2001·3 cites·1 claims
- 2754US4687653AProcess for preparation of zeolite OE having an offretite type structureTOYO SODA MFG CO LTD·Filed 1985·Granted Aug 18, 1987·10 cites·6 claims
- 2853US9650257B2Process for producing VET-type zeoliteUNIZEO CO LTD·Filed 2014·Granted May 16, 2017·0 cites·7 claims
- 2953US4664898AProcess for preparation of mordenite type zeoliteTOYO SODA MFG CO LTD·Filed 1985·Granted May 12, 1987·10 cites·2 claims
- 3052US9468916B2Method for producing PAU zeoliteUNIZEO CO LTD·Filed 2013·Granted Oct 18, 2016·0 cites·7 claims
- 3151US10870582B2Method of producing beta zeoliteMITSUI MINING & SMELTING CO·Filed 2017·Granted Dec 22, 2020·0 cites·9 claims
- 3251US4466812AZeolite encapsulating materialTOYO SODA MFG CO LTD·Filed 1982·Granted Aug 21, 1984·14 cites·3 claims
- 3346US9546096B2Method for producing MAZ-type zeoliteUNIZEO CO LTD·Filed 2013·Granted Jan 17, 2017·0 cites·4 claims
- 3446US2016120458A1Skin gas measurement device and skin gas measurement methodNTT DOCOMO INC·Filed 2014·Application pending·0 cites
- 3545US9844771B2Hydrocarbon reforming/trapping material and method for removing hydrocarbonUNIZEO CO LTD·Filed 2014·Granted Dec 19, 2017·0 cites·11 claims
- 3644US10526209B2MSE-type zeolite production methodMITSUI MINING & SMELTING CO·Filed 2017·Granted Jan 7, 2020·0 cites·5 claims
- 3737US2007004591A1Adsorbing agent comprising zeolite for heat pump and method for preparation thereof and use thereofITABASHI KEIJI·Filed 2004·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →