Inventor · disambiguated record
Keiichiro Otsuka
Also filed as: OTSUKA KEIICHIRO
2 granted patents·6 pending applications·3 citations·filing 2018–2021
40Inventor score
Top patents by PatentIndex Score
8 records- 0157USD982175SFloating material capture deviceNISSAN CHEMICAL CORP·Filed 2021·Granted Mar 28, 2023·3 cites·1 claims
- 0251US2021292699A1Device for dividing cell mass, and method for dividing cell mass using sameNISSAN CHEMICAL CORP·Filed 2019·Application pending·0 cites
- 0346US2022144775A1Hydrazide compound and kinase inhibitorNISSAN CHEMICAL CORP·Filed 2020·Application pending·0 cites
- 0446US2021317394A1Cell culture system and cell mass production method using sameNISSAN CHEMICAL CORP·Filed 2019·Application pending·0 cites
- 0544US2021253518A1Kinase inhibitorNISSAN CHEMICAL CORP·Filed 2019·Application pending·0 cites
- 0640US11345914B2Composition for delivering nucleic acid and nucleic acid-containing compositionTOKYO UNIV OF PHARMACY AND LIFE SCIENCES·Filed 2018·Granted May 31, 2022·0 cites·21 claims
- 0740US2020165194A1Additive composition for culture medium, additive compound for culture medium, and method for culture of cells or tissue using sameNISSAN CHEMICAL CORP·Filed 2018·Application pending·0 cites
- 0839US2022026440A1Container and method for storing, pretreating, and analyzing biomaterialNISSAN CHEMICAL CORP·Filed 2019·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Keiichiro Otsuka 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 →