Inventor · disambiguated record
Toshiharu Yokoyama
Also filed as: YOKOYAMA TOSHIHARU
43 granted patents·4 pending applications·468 citations·filing 1978–2024
97Inventor score
Files withJAPAN SCIENCE & TECH AGENCY13TOKYO INST TECH8MITSUBISHI CHEM IND7FUJI XEROX CO LTD5MITSUBISHI CHEM CORP4
Top patents by PatentIndex Score
47 records- 0198US10322940B2Composite, method for producing composite, ammonia synthesis catalyst, and ammonia synthesis methodJAPAN SCIENCE & TECH AGENCY·Filed 2015·Granted Jun 18, 2019·46 cites·11 claims
- 0298US4613700AProcess for producing aromatic aldehydesMITSUBISHI CHEM IND·Filed 1985·Granted Sep 23, 1986·91 cites·8 claims
- 0397US11235310B2Method for manufacturing ammonia synthesis catalyst, and method for manufacturing ammoniaTOKYO INST TECH·Filed 2017·Granted Feb 1, 2022·23 cites·13 claims
- 0497US10173202B2Supported metal catalyst and method of synthesizing ammonia using the sameJAPAN SCIENCE & TECH AGENCY·Filed 2015·Granted Jan 8, 2019·23 cites·20 claims
- 0596US10759668B2Supported metal material, supported metal catalyst, and ammonia synthesis method using the sameJAPAN SCIENCE & TECH AGENCY·Filed 2016·Granted Sep 1, 2020·26 cites·8 claims
- 0695US10792645B2Transition-metal-supporting intermetallic compound, supported metallic catalyst, and ammonia producing methodJAPAN SCIENCE & TECH AGENCY·Filed 2016·Granted Oct 6, 2020·27 cites·8 claims
- 0795US9150423B2Ammonia synthesis catalyst and ammonia synthesis methodHOSONO HIDEO·Filed 2011·Granted Oct 6, 2015·28 cites·4 claims
- 0895US4423252AProcess for preparing bisphenolsMITSUBISHI CHEM IND·Filed 1981·Granted Dec 27, 1983·63 cites·5 claims
- 0993US4478956AProcess for preparing bisphenols using pyridinealkanethiol derivatized sulphonated cation exchange resinsMITSUBISHI CHEM IND·Filed 1983·Granted Oct 23, 1984·39 cites·3 claims
- 1088US12458953B2Method for manufacturing ammonia synthesis catalyst, and method for manufacturing ammoniaTOKYO INST TECH·Filed 2024·Granted Nov 4, 2025·0 cites·3 claims
- 1179US4791235AProcess for separating 2,6-dimethylnaphthaleneMITSUBISHI CHEM IND·Filed 1987·Granted Dec 13, 1988·17 cites·14 claims
- 1278US10695751B2Laves phase intermetallic compound, catalyst using intermetallic compound, and method for producing ammoniaJAPAN SCIENCE & TECH AGENCY·Filed 2016·Granted Jun 30, 2020·1 cites·10 claims
- 1378US9981845B2Catalyst for producing hydrogen and method for producing hydrogenTOKYO INST TECH·Filed 2016·Granted May 29, 2018·1 cites·10 claims
- 1476US11178231B2Information processing apparatus and non-transitory computer readable mediumFUJIFILM BUSINESS INNOVATION CORP·Filed 2019·Granted Nov 16, 2021·2 cites·14 claims
- 1576US10941427B2Production system and method of production for product selected from nitrogen-containing product and fermented and cultured productAJINOMOTO KK·Filed 2017·Granted Mar 9, 2021·1 cites·6 claims
- 1674US11964260B2Method for manufacturing ammonia synthesis catalyst, and method for manufacturing ammoniaTOKYO INST TECH·Filed 2020·Granted Apr 23, 2024·0 cites·2 claims
- 1773US9573822B2Method for producing conductive mayenite compound powderTOKYO INST TECH·Filed 2013·Granted Feb 21, 2017·1 cites·4 claims
- 1872US8343128B2Multiple-chamber medical container and bag for enclosing sameOTSUKA PHARMA CO LTD·Filed 2003·Granted Jan 1, 2013·19 cites·23 claims
- 1968US12371336B2Layered double hydroxide electride and method for producing sameJAPAN SCIENCE & TECH AGENCY·Filed 2021·Granted Jul 29, 2025·0 cites·9 claims
- 2066US5239108AProcess for producing aliphatic or alicyclic aldehydeMITSUBISHI CHEM IND·Filed 1992·Granted Aug 24, 1993·9 cites·11 claims
- 2165US12241103B2Production system and method of production for organic compound or microorganismAJINOMOTO KK·Filed 2020·Granted Mar 4, 2025·0 cites·7 claims
- 2265US10124319B2Method for producing conductive mayenite compound powder having large specific surface areaTOKYO INST TECH·Filed 2016·Granted Nov 13, 2018·0 cites·10 claims
- 2361US11267720B2Method for manufacturing electride of mayenite-type compoundsTOKYO INST TECH·Filed 2017·Granted Mar 8, 2022·0 cites·5 claims
- 2461US5994592AProcess for producing 2,2'-bis(hydroxymethyl)alkanal and 2,2'-bis(hydroxymethyl)alkanoic acidNIPPON KASEI CHEMICAL COMPANY·Filed 1998·Granted Nov 30, 1999·8 cites·17 claims
- 2560US12350654B2Oxynitride-hydride, metal-supported material containing oxynitride-hydride, and ammonia synthesis catalystJAPAN SCIENCE & TECH AGENCY·Filed 2021·Granted Jul 8, 2025·0 cites·17 claims
- 2660US10808267B2Production system and method of production for organic compound or microorganismAJINOMOTO KK·Filed 2017·Granted Oct 20, 2020·0 cites·8 claims
- 2759US5569803AMethod for producing a cycloolefinMITSUBISHI CHEM CORP·Filed 1994·Granted Oct 29, 1996·18 cites·18 claims
- 2858US6072082AProcess for producing 2,2'-Bis(hydroxymethyl) alkanoic acidNIPPON KASEI CHEMICAL COMPANY·Filed 1999·Granted Jun 6, 2000·8 cites·8 claims
- 2956US11433378B2Intermetallic compound, hydrogen storage/release material, catalyst and method for producing ammoniaJAPAN SCIENCE & TECH AGENCY·Filed 2018·Granted Sep 6, 2022·0 cites·9 claims
- 3056US2015217278A1Catalyst for producing hydrogen and method for producing hydrogenTOKYO INST TECH·Filed 2013·Application pending·0 cites
- 3155US11946151B2Electrolytic cell and electrolytic deviceJAPAN SCIENCE & TECH AGENCY·Filed 2019·Granted Apr 2, 2024·0 cites·8 claims
- 3255US10016742B2Mayenite-type compound containing imide anion, and method for producing sameJAPAN SCIENCE & TECH AGENCY·Filed 2015·Granted Jul 10, 2018·0 cites·6 claims
- 3354US12353459B2Information processing apparatus and non- transitory computer readable mediumFUJIFILM BUSINESS INNOVATION CORP·Filed 2021·Granted Jul 8, 2025·0 cites·20 claims
- 3454US12351469B2Oxynitride hydride, supported metal material containing oxynitride hydride, and catalyst for ammonia synthesisJAPAN SCIENCE & TECH AGENCY·Filed 2020·Granted Jul 8, 2025·0 cites·19 claims
- 3553US4405823AProcess for the production of phenolsMITSUBISHI CHEM IND·Filed 1982·Granted Sep 20, 1983·8 cites·10 claims
- 3651US12472485B2Molded sintered body, and method for producing molded sintered bodyTSUBAME BHB CO LTD·Filed 2020·Granted Nov 18, 2025·0 cites·16 claims
- 3751US11819827B2Supported metal material, supported metal catalyst, method of producing ammonia, method of producing hydrogen and method of producing cyanamide compoundJAPAN SCIENCE & TECH AGENCY·Filed 2018·Granted Nov 21, 2023·0 cites·5 claims
- 3848US12343704B2Method of producing metal oxyhydride, metal oxyhydride, and method of synthesizing ammonia using sameJAPAN SCIENCE & TECH AGENCY·Filed 2020·Granted Jul 1, 2025·0 cites·5 claims
- 3946US10846414B2Information processing system, information processing method, and non-transitory computer readable mediumFUJI XEROX CO LTD·Filed 2017·Granted Nov 24, 2020·0 cites·9 claims
- 4044US4165441AProcess for the preparation of styreneMITSUBISHI CHEM IND·Filed 1978·Granted Aug 21, 1979·6 cites·15 claims
- 4141US10277773B2Facsimile received data management apparatus, facsimile received data management system, and non-transitory computer readable medium for automatically sorting received documents in facsimile communicationsFUJI XEROX CO LTD·Filed 2017·Granted Apr 30, 2019·0 cites·9 claims
- 4240US10387371B2Information processing apparatus, information processing method, and non-transitory computer readable mediumFUJI XEROX CO LTD·Filed 2016·Granted Aug 20, 2019·0 cites·13 claims
- 4338US6700003B2Process for producing a saturated cyclic etherMITSUBISHI CHEM CORP·Filed 2002·Granted Mar 2, 2004·0 cites·15 claims
- 4438US2017262456A1File management apparatus, file management method and non-transitory computer readable medium storing programFUJI XEROX CO LTD·Filed 2016·Application pending·0 cites
- 4535US2016057177A1Server device, information processing system, and non-transitory computer readable mediumFUJI XEROX CO LTD·Filed 2015·Application pending·0 cites
- 4635US2008281073A1High-Purity Oxydiphthalic Acid Anhydride and Process for Producing the SameMITSUBISHI CHEM CORP·Filed 2005·Application pending·0 cites
- 4731US6087528AProcess for producing hydroxyalkyl monoacrylate using stannoxane catalystsMITSUBISHI CHEM CORP·Filed 1998·Granted Jul 11, 2000·3 cites·18 claims
Join the waitlist — get patent alerts
Get an alert when Toshiharu Yokoyama 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 →