Inventor · disambiguated record
Tsukasa Sugawara
Also filed as: SUGAWARA TSUKASA
17 granted patents·2 pending applications·13 citations·filing 2004–2020
87Inventor score
Top patents by PatentIndex Score
19 records- 0190US9911955B2Method for producing porous polyimide film, porous polyimide film and separator using sameTOKYO OHKA KOGYO CO LTD·Filed 2016·Granted Mar 6, 2018·3 cites·2 claims
- 0283US9601739B2Method for producing porous polyimide film, porous polyimide film and separator using sameTOKYO OHKA KOGYO CO LTD·Filed 2014·Granted Mar 21, 2017·3 cites·14 claims
- 0375US10429738B2Filtration filter, filtration method, production method of purified liquid chemical product for lithography, and method of forming resist patternTOKYO OHKA KOGYO CO LTD·Filed 2016·Granted Oct 1, 2019·2 cites·19 claims
- 0475US10189968B2Varnish for porous polyimide film production and method for producing porous polyimide film using sameTOKYO OHKA KOGYO CO LTD·Filed 2015·Granted Jan 29, 2019·1 cites·8 claims
- 0573US7130026B2Stage control method, a stage control system, and a semiconductor manufacturing equipmentHITACHI HIGH TECH CORP·Filed 2005·Granted Oct 31, 2006·4 cites·8 claims
- 0672US11344848B2Porous film and method for producing sameTOKYO OHKA KOGYO CO LTD·Filed 2020·Granted May 31, 2022·0 cites·16 claims
- 0759US9683087B2Production method for porous polyimide resin film, porous polyimide resin film, and separator employing sameTOKYO OHKA KOGYO CO LTD·Filed 2014·Granted Jun 20, 2017·0 cites·6 claims
- 0859US2018250640A1Porous film and method for producing sameTOKYO OHKA KOGYO CO LTD·Filed 2016·Application pending·0 cites
- 0958US11713383B2Method for producing porous film, method for producing composition for producing porous film, and porous filmTOKYO OHKA KOGYO CO LTD·Filed 2019·Granted Aug 1, 2023·0 cites·9 claims
- 1051US10865286B2Method for manufacturing porous membraneTOKYO OHKA KOGYO CO LTD·Filed 2016·Granted Dec 15, 2020·0 cites·12 claims
- 1151US10763480B2Porous separator for secondary batteries and secondary battery using sameTOKYO OHKA KOGYO CO LTD·Filed 2015·Granted Sep 1, 2020·0 cites·18 claims
- 1249US9627173B2Stage device and charged particle beam apparatus using the stage deviceHITACHI HIGH TECH CORP·Filed 2015·Granted Apr 18, 2017·0 cites·22 claims
- 1348US10177357B2Method for producing porous polyimide filmTOKYO OHKA KOGYO CO LTD·Filed 2015·Granted Jan 8, 2019·0 cites·9 claims
- 1447US10525418B2Purification method for purifying liquid, purification method for purifying silicon compound-containing liquid, method for producing silylating agent liquid, film forming material or diffusing agent composition, filter medium and filter deviceTOKYO OHKA KOGYO CO LTD·Filed 2016·Granted Jan 7, 2020·0 cites·18 claims
- 1545US2009097496A1Video Signal Switching SystemNAKAMURA KAZUNORI·Filed 2006·Application pending·0 cites
- 1640US11343119B2Distributed control system and communication control method thereforHITACHI HIGH TECH CORP·Filed 2019·Granted May 24, 2022·0 cites·17 claims
- 1740US10576432B2Polyimide and/or polyamideimide porous body and method for manufacturing same, method for separation and/or adsorption, separation material, adsorption material, filter media, laminate, and filter deviceTOKYO OHKA KOGYO CO LTD·Filed 2016·Granted Mar 3, 2020·0 cites·13 claims
- 1839US7102897B2Circuit board module, circuit board chassis and electromagnetic shielding plate thereforHITACHI HIGH TECH CORP·Filed 2004·Granted Sep 5, 2006·0 cites·24 claims
- 1937US10576433B2Method for purifying liquid, method for producing chemical solution or cleaning solution, filter medium, and filter deviceTOKYO OHKA KOGYO CO LTD·Filed 2016·Granted Mar 3, 2020·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →