Inventor · disambiguated record
Issei Doi
Also filed as: DOI ISSEI
3 granted patents·1 pending application·1 citations·filing 2013–2025
48Inventor score
Top patents by PatentIndex Score
4 records- 0175US12370143B2Compound or salt thereof and lipid particlesFUJIFILM CORP·Filed 2024·Granted Jul 29, 2025·0 cites·28 claims
- 0264US9624215B2Amine derivative or salt thereofTOYAMA CHEMICAL CO LTD·Filed 2013·Granted Apr 18, 2017·1 cites·20 claims
- 0362US12285525B2Compound or salt thereof and lipid particlesFUJIFILM CORP·Filed 2020·Granted Apr 29, 2025·0 cites·21 claims
- 0443US2025326744A1Piperazine derivative or salt thereof, and pharmaceutical compositionFUJIFILM CORP·Filed 2025·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Issei Doi 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 →