Inventor · disambiguated record
Yoshiji Yabana
Also filed as: YABANA YOSHIJI
6 granted patents·70 citations·filing 1987–1989
83Inventor score
Files withSHIMIZU CONSTRUCTION CO LTD6
Top patents by PatentIndex Score
6 records- 0164US4894489AElectromagnetic shield-type doorway for buildings and electromagnetic shielding system thereforSHIMIZU CONSTRUCTION CO LTD·Filed 1987·Granted Jan 16, 1990·23 cites·1 claims
- 0248US4810961ARadio wave leakage diagnosing system for intelligent buildingSHIMIZU CONSTRUCTION CO LTD·Filed 1988·Granted Mar 7, 1989·14 cites·3 claims
- 0344US4932180AElectromagnetically shielded partition wall structureSHIMIZU CONSTRUCTION CO LTD·Filed 1989·Granted Jun 12, 1990·10 cites·11 claims
- 0443US4758686AElectromagnetic shield structure for building windowsSHIMIZU CONSTRUCTION CO LTD·Filed 1987·Granted Jul 19, 1988·10 cites·8 claims
- 0540US4814694ASystem for detecting and processing abnormality in electromagnetic shielding of intelligent buildingsSHIMIZU CONSTRUCTION CO LTD·Filed 1988·Granted Mar 21, 1989·7 cites·3 claims
- 0630US4889958ABuilding with electromagnetic shield structure for individual floorsSHIMIZU CONSTRUCTION CO LTD·Filed 1987·Granted Dec 26, 1989·6 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when Yoshiji Yabana 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 →