Inventor · disambiguated record
Keiichiro Hosobuchi
Also filed as: HOSOBUCHI KEIICHIRO
1 granted patent·4 pending applications·0 citations·filing 2020–2025
10Inventor score
Files withHITACHI HIGH TECH CORP5
Top patents by PatentIndex Score
5 records- 0155US11380515B2Charged particle beam deviceHITACHI HIGH TECH CORP·Filed 2020·Granted Jul 5, 2022·0 cites·15 claims
- 0255US2024363305A1Stage deviceHITACHI HIGH TECH CORP·Filed 2024·Application pending·0 cites
- 0353US2025364926A1Stage Device, Charged Particle Beam Apparatus, and Vacuum DeviceHITACHI HIGH TECH CORP·Filed 2025·Application pending·0 cites
- 0451US2025323081A1Vacuum Processing ApparatusHITACHI HIGH TECH CORP·Filed 2025·Application pending·0 cites
- 0545US2024258063A1Stage Device, Charged Particle Beam Device, and Vacuum DeviceHITACHI HIGH TECH CORP·Filed 2021·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when Keiichiro Hosobuchi 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 →