Inventor · disambiguated record
Yoshiki Sasai
Also filed as: SASAI YOSHIKI
36 granted patents·7 pending applications·99 citations·filing 1994–2022
96Inventor score
Files withRIKEN16SUMITOMO CHEMICAL CO11SASAI YOSHIKI7SUMITOMO PHARMA CO LTD3SUMITOMO DAINIPPON PHARMA CO LTD2
Top patents by PatentIndex Score
43 records- 0187US11371016B2Method for producing retinal tissueSUMITOMO PHARMA CO LTD·Filed 2017·Granted Jun 28, 2022·4 cites·22 claims
- 0286US11214772B2Production method for retinal tissueSUMITOMO DAINIPPON PHARMA CO LTD·Filed 2015·Granted Jan 4, 2022·5 cites·47 claims
- 0386US10760047B2Method for producing adenohypophysis or precursor tissue thereofRIKEN·Filed 2015·Granted Sep 1, 2020·4 cites·19 claims
- 0486US7923246B2Method of culturing embryonic stem cells with the use of amniotic membrane-origin factorRIKEN·Filed 2005·Granted Apr 12, 2011·12 cites·5 claims
- 0584US11214771B2Production method for nerve tissueSUMITOMO DAINIPPON PHARMA CO LTD·Filed 2015·Granted Jan 4, 2022·3 cites·27 claims
- 0684US10501724B2Method for producing retinal tissue and retina-related cellsSUMITOMO CHEMICAL CO·Filed 2014·Granted Dec 10, 2019·7 cites·15 claims
- 0783US8273570B2Process of inducing differentiation of embryonic cell to cell expressing neural surface marker using OP9 or PA6 cellsSASAI YOSHIKI·Filed 2001·Granted Sep 25, 2012·19 cites·18 claims
- 0882US10626366B2Stem cell culture medium and methodRIKEN·Filed 2016·Granted Apr 21, 2020·2 cites·21 claims
- 0982US8492147B2Method of inducing the differentiation of embryonic stem cells into nerve by serum-free suspension cultureSASAI YOSHIKI·Filed 2005·Granted Jul 23, 2013·8 cites·18 claims
- 1081US11473056B2Method for producing retinal tissue and retina-related cellsSUMITOMO CHEMICAL CO·Filed 2019·Granted Oct 18, 2022·1 cites·14 claims
- 1180US10808224B2Method for culturing stem cellRIKEN·Filed 2012·Granted Oct 20, 2020·3 cites·24 claims
- 1278US12378520B2Method for producing retinal tissue and retina-related cellsSUMITOMO CHEMICAL CO·Filed 2022·Granted Aug 5, 2025·0 cites·21 claims
- 1377US10973854B2Methods for producing retinal tissue and retina-related cellSUMITOMO CHEMICAL CO·Filed 2012·Granted Apr 13, 2021·2 cites·13 claims
- 1476US10934523B2Method for culture of stem cellRIKEN·Filed 2019·Granted Mar 2, 2021·1 cites·20 claims
- 1573US10077425B2Method for producing ciliary marginal zone-like structureSUMITOMO CHEMICAL CO·Filed 2013·Granted Sep 18, 2018·1 cites·15 claims
- 1672US12291720B2Production method for retinal tissueSUMITOMO PHARMA CO LTD·Filed 2022·Granted May 6, 2025·0 cites·18 claims
- 1771US12090252B2Method for producing retinal tissuesRIKEN·Filed 2018·Granted Sep 17, 2024·1 cites·21 claims
- 1870US10227563B2Method for culture of stem cellSASAI YOSHIKI·Filed 2009·Granted Mar 12, 2019·1 cites·26 claims
- 1969US11198850B2Method for manufacturing telencephalon or progenitor tissue thereofRIKEN·Filed 2014·Granted Dec 14, 2021·2 cites·25 claims
- 2067US12091680B2Method for differentiation induction in cultured stem cellsRIKEN·Filed 2020·Granted Sep 17, 2024·0 cites·13 claims
- 2167US11898161B2Stem cell culture medium and methodRIKEN·Filed 2020·Granted Feb 13, 2024·0 cites·16 claims
- 2267US11834672B2Method for producing hypophysis precursor tissueRIKEN·Filed 2020·Granted Dec 5, 2023·0 cites·12 claims
- 2365US11111476B2Method for manufacturing ciliary marginal zone-like structureSUMITOMO CHEMICAL CO·Filed 2019·Granted Sep 7, 2021·0 cites·14 claims
- 2464US5679783ADNA encoding a tissue differentiation affecting factorUNIV CALIFORNIA·Filed 1994·Granted Oct 21, 1997·23 cites·8 claims
- 2563US12492373B2Production method for nerve tissueRACTHERA CO LTD·Filed 2021·Granted Dec 9, 2025·0 cites·22 claims
- 2662US12116593B2Method for producing adenohypophysis or precursor tissue thereofRIKEN·Filed 2020·Granted Oct 15, 2024·0 cites·19 claims
- 2759US11542471B2Method for producing ciliary marginal zone-like structureSUMITOMO CHEMICAL CO·Filed 2018·Granted Jan 3, 2023·0 cites·13 claims
- 2857US2022098550A1Method for manufacturing telencephalon or progenitor tissue thereofRIKEN·Filed 2021·Application pending·0 cites
- 2957US2010009442A1Stem Cell Culture Medium and MethodSASAI YOSHIKI·Filed 2007·Application pending·0 cites
- 3054US10233423B2Method for manufacturing ciliary marginal zone-like structureSUMITOMO CHEMICAL CO·Filed 2014·Granted Mar 19, 2019·0 cites·20 claims
- 3153US2008160617A1Agent for inducing embryonic stem cell to ectodermal cell, method for obtaining the same, and use of the sameSASAI YOSHIKI·Filed 2008·Application pending·0 cites
- 3251US10793830B2Method for producing retinal tissue in vitroSASAI YOSHIKI·Filed 2010·Granted Oct 6, 2020·0 cites·11 claims
- 3350US2007037282A1Method of producing lens cell and lens cell obtained by the methodTAKAHASHI MASAYO·Filed 2004·Application pending·0 cites
- 3449US11724005B2Method for manufacturing ciliary margin stem cellsSUMITOMO CHEMICAL CO·Filed 2014·Granted Aug 15, 2023·0 cites·11 claims
- 3549US11274277B2Method for producing anterior eye segment tissueRIKEN·Filed 2014·Granted Mar 15, 2022·0 cites·17 claims
- 3649US11234434B2Method of cryopreservation of tissue derived from pluripotent stem cellsSUMITOMO CHEMICAL CO·Filed 2012·Granted Feb 1, 2022·0 cites·20 claims
- 3749US10760050B2Method for producing retinal pigment epithelial cellsSUMITOMO CHEMICAL CO·Filed 2014·Granted Sep 1, 2020·0 cites·20 claims
- 3849US2010167398A1Method of culturing pluripotent stem cells using extracellular matrix from fetal membrane-derived cellsRIKEN·Filed 2009·Application pending·0 cites
- 3948US10487310B2Vessel for culturing human ES cellsRIKEN·Filed 2013·Granted Nov 26, 2019·0 cites·20 claims
- 4045US2006281179A1Inducer for differentiation of embryo stem cells into ectodermal cells method of obtaining the same and use thereofSASAI YOSHIKI·Filed 2002·Application pending·0 cites
- 4144US12385008B2Method for producing retinal tissueSUMITOMO PHARMA CO LTD·Filed 2016·Granted Aug 12, 2025·0 cites·24 claims
- 4239US2008305544A1Method of Producing Nerve CellIWATA HIROO·Filed 2005·Application pending·0 cites
- 4333US10781420B2Method for producing cerebellar progenitor tissueRIKEN·Filed 2015·Granted Sep 22, 2020·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →