Inventor · disambiguated record
Ken Ooyachi
Also filed as: OOYACHI KEN
22 granted patents·3 pending applications·95 citations·filing 2002–2018
93Inventor score
Files withMITSUBISHI RAYON CO12MITSUBISHI CHEM CORP3LUCITE INT UK LTD2YASUKAWA TOSHIYA2HIMENO YOSHIYUKI1
Top patents by PatentIndex Score
25 records- 0190US7237767B2Device and method for manufacturing carbonated spring and carbonic water, control method for gas density applied thereto and membrane moduleMITSUBISHI RAYON CO·Filed 2006·Granted Jul 3, 2007·17 cites·4 claims
- 0284US10464860B2Method for producing isobutylene from isobutanolMITSUBISHI CHEM CORP·Filed 2015·Granted Nov 5, 2019·2 cites·15 claims
- 0384US7407154B2Device and method for manufacturing carbonated spring and carbonic water, control method for gas density applied thereto and membrane moduleMITSUBISHI RAYON CO·Filed 2007·Granted Aug 5, 2008·24 cites·6 claims
- 0473US7994091B2Method for producing palladium-containing catalystMITSUBISHI RAYON CO·Filed 2006·Granted Aug 9, 2011·3 cites·9 claims
- 0572US7334780B2Device and method for manufacturing carbonated spring and carbonic water, control method for gas density applied thereto and membrane moduleMITSUBISHI RAYON CO·Filed 2007·Granted Feb 26, 2008·7 cites·8 claims
- 0666US7651074B2Apparatus for producing carbonated water and method for producing carbonated water using the sameMITSUBISHI RAYON CO·Filed 2008·Granted Jan 26, 2010·7 cites·14 claims
- 0764US7445197B2Apparatus for producing carbonated water and method for producing carbonated water using the sameMITSUBISHI RAYON CO·Filed 2003·Granted Nov 4, 2008·8 cites·15 claims
- 0863US10793448B2Dehydration of water containing source of formaldehyde, and a method for producing an ethylenically unsaturated carboxylic esterLUCITE INT UK LTD·Filed 2018·Granted Oct 6, 2020·0 cites·2 claims
- 0963US9670111B2Catalyst for producing isobutylene and method for producing isobutylene using the sameNAT UNIV CORP HOKKAIDO UNIV·Filed 2013·Granted Jun 6, 2017·0 cites·9 claims
- 1062US9815748B2Catalyst for producing isobutylene and method for producing isobutylene using the sameUNIV HOKKAIDO NAT UNIV CORP·Filed 2016·Granted Nov 14, 2017·0 cites·19 claims
- 1162US8096532B2Device and method for manufacturing carbonated spring and carbonic water, control method for gas density applied thereto and membrane moduleSAKAKIBARA HIROKI·Filed 2008·Granted Jan 17, 2012·1 cites·6 claims
- 1260US10093559B2Dehydration of water containing source of formaldehyde, and a method for producing an ethylenically unsaturated carboxylic esterLUCITE INT UK LTD·Filed 2013·Granted Oct 9, 2018·0 cites·8 claims
- 1360US7374156B2Equipment and process for the production of carbonated waterMITSUBISHI RAYON CO·Filed 2004·Granted May 20, 2008·13 cites·3 claims
- 1460US7152850B2Device and method for manufacturing carbonated spring and carbonic water, control method for gas density applied thereto, and membrane moduleMITSUBISHI RAYON CO·Filed 2002·Granted Dec 26, 2006·13 cites·8 claims
- 1553US10550046B2Catalyst for isobutylene production and method for producing isobutyleneMITSUBISHI CHEM CORP·Filed 2016·Granted Feb 4, 2020·0 cites·10 claims
- 1653US9346735B2Method for producing t-butanol from isobutanol, method for producing methacrolein and methacrylic acid from isobutanol, and apparatus for producing themMITSUBISHI RAYON CO·Filed 2012·Granted May 24, 2016·0 cites·8 claims
- 1753US2005037092A1Vascularization therapy by highly concentrated carbonated warm water bathMITSUBISHI RAYON CO·Filed 2003·Application pending·0 cites
- 1852US8389760B2Palladium-containing catalyst, method for producing same, and method for producing α, β-unsaturated carboxylic acidYASUKAWA TOSHIYA·Filed 2011·Granted Mar 5, 2013·0 cites·13 claims
- 1952US2009023952A1Palladium-containing catalyst, method for producing same, and method for producing alpha, beta-unsaturated carboxylic acidMITSUBISHI RAYON CO·Filed 2006·Application pending·0 cites
- 2050US8157248B2Carbonate spring producing systemSUZUKI SATOSHI·Filed 2010·Granted Apr 17, 2012·0 cites·11 claims
- 2150US8088945B2Palladium-containing catalyst, method for producing same, and method for producing α,β-unsaturated carboxylic acidYASUKAWA TOSHIYA·Filed 2010·Granted Jan 3, 2012·0 cites·2 claims
- 2249US9840453B2Method for producing isobutylene, method for producing methacrylic acid, and method for producing methyl methacrylateMITSUBISHI CHEM CORP·Filed 2015·Granted Dec 12, 2017·0 cites·19 claims
- 2349US2007205222A1Carbonate Spring Producing SystemMITSUBISHI RAYON ENG·Filed 2005·Application pending·0 cites
- 2438US7669837B2Equipment and process for the production of carbonated waterMITSUBISHI RAYON CO·Filed 2008·Granted Mar 2, 2010·0 cites·2 claims
- 2537US8088946B2Method for manufacturing palladium-containing catalystHIMENO YOSHIYUKI·Filed 2005·Granted Jan 3, 2012·0 cites·20 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →