Assignee
YAMADA TATSUMI
JP·1 granted patent·1 pending application·0 citations·filing 2021–2022
Technology mixG03G2
Top patents by PatentIndex Score
2 records- 0147US12585213B2Image forming apparatus with powder conveying device having reverse rotation modeYAMADA TATSUMI·Filed 2022·Granted Mar 24, 2026·0 cites·6 claims
- 0232US2022121138A1Filter, filter holding device, developing device, process cartridge, and image forming apparatusYAMADA TATSUMI·Filed 2021·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when YAMADA TATSUMI files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →