Inventor · disambiguated record
Tadao Otani
Also filed as: OTANI TADAO
6 granted patents·1 pending application·131 citations·filing 1983–2019
84Inventor score
Top patents by PatentIndex Score
7 records- 0185US4578979AMethod of producing a strip having a non-uniform cross section by a rolling processHITACHI CABLE·Filed 1983·Granted Apr 1, 1986·22 cites·6 claims
- 0281US6018963ARefrigeration cycleHITACHI LTD·Filed 1998·Granted Feb 1, 2000·50 cites·6 claims
- 0370US5992513AInner surface grooved heat transfer tubeHITACHI CABLE·Filed 1998·Granted Nov 30, 1999·32 cites·11 claims
- 0458US6412549B1Heat transfer pipe for refrigerant mixtureHITACHI LTD·Filed 1995·Granted Jul 2, 2002·19 cites·4 claims
- 0556US5890389AMethod of manufacturing modified cross-section materialHITACHI CABLE·Filed 1997·Granted Apr 6, 1999·8 cites·11 claims
- 0642US2002070011A1Heat transfer pipe for refrigerant mixtureFiled 2002·Application pending·0 cites
- 0739US11885848B2Method for assessing remaining life of rotating electrical machine and device for assessing remaining life of rotating electrical machineMITSUBISHI ELECTRIC CORP·Filed 2019·Granted Jan 30, 2024·0 cites·3 claims
Join the waitlist — get patent alerts
Get an alert when Tadao Otani 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 →