Inventor · disambiguated record
Masao Oana
Also filed as: OANA MASAO
5 granted patents·141 citations·filing 1980–1992
83Inventor score
Top patents by PatentIndex Score
5 records- 0185US4351033APostal charge processing system wherein postal condition data is saved and reused for the next postal parcelTOKYO ELECTRIC CO LTD·Filed 1980·Granted Sep 21, 1982·45 cites·4 claims
- 0272US4339807APostal charge processing system including a weight measuring unit, postal charge calculating unit and a meter stamp issuing unitTOKYO ELECTRIC CO LTD·Filed 1980·Granted Jul 13, 1982·26 cites·6 claims
- 0371US4326254APostal charge processing systemTOKYO ELECTRIC CO LTD·Filed 1980·Granted Apr 20, 1982·25 cites·1 claims
- 0465US4366552APostal charge processing system having a count of successive weight measuring operationsUCHIMURA MITSUO·Filed 1980·Granted Dec 28, 1982·22 cites·2 claims
- 0544US5282054AFacsimile equipment having different operations with different power sourcesTOKYO ELECTRIC CO LTD·Filed 1992·Granted Jan 25, 1994·23 cites·8 claims
Join the waitlist — get patent alerts
Get an alert when Masao Oana 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 →