Inventor · disambiguated record
Sadao Takubo
Also filed as: TAKUBO SADAO
6 granted patents·17 citations·filing 1994–2014
75Inventor score
Files withTAKUBO MACHINE WORKS CO LTD3TAKUBO MACHINES WORKS CO LTD1TAKUBO SADAO1TAKUBO SEIKI SEISAKUSHO KK1
Top patents by PatentIndex Score
6 records- 0171US9470441B2Dehumidifier having flat plate air-to-air heat exchangerTAKUBO MACHINE WORKS CO LTD·Filed 2012·Granted Oct 18, 2016·5 cites·12 claims
- 0257US9297588B2Heat exchangerTAKUBO SADAO·Filed 2011·Granted Mar 29, 2016·2 cites·4 claims
- 0354US10054370B2Heat exchangerTAKUBO MACHINE WORKS CO LTD·Filed 2014·Granted Aug 21, 2018·0 cites·1 claims
- 0437US7726915B2Machine for spectacle lensTAKUBO MACHINES WORKS CO LTD·Filed 2007·Granted Jun 1, 2010·0 cites·4 claims
- 0532US5465495ALens shape measuring instrumentTAKUBO SEIKI SEISAKUSHO KK·Filed 1994·Granted Nov 14, 1995·7 cites·10 claims
- 0620US5967884ABuffing machine for lensTAKUBO MACHINE WORKS CO LTD·Filed 1997·Granted Oct 19, 1999·3 cites·5 claims
Join the waitlist — get patent alerts
Get an alert when Sadao Takubo 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 →