Inventor · disambiguated record
Saburo Usami
Also filed as: USAMI SABURO
7 granted patents·203 citations·filing 1975–2003
87Inventor score
Files withHITACHI LTD7
Top patents by PatentIndex Score
7 records- 0193US6426578B1Electric rotating machineHITACHI LTD·Filed 2001·Granted Jul 30, 2002·49 cites·7 claims
- 0291US6242825B1Electric rotating machine with reduced thickness and volume of insulationHITACHI LTD·Filed 1999·Granted Jun 5, 2001·67 cites·9 claims
- 0381US4875170AMethod and apparatus for estimating life expectancy of mechanical structuresHITACHI LTD·Filed 1988·Granted Oct 17, 1989·47 cites·13 claims
- 0454US4875837ATwo-flow-passage type exhaust gas driven turbo-chargerHITACHI LTD·Filed 1986·Granted Oct 24, 1989·24 cites·11 claims
- 0537US5400668ASuperconducting magnet magnetically levitated transportation apparatusHITACHI LTD·Filed 1992·Granted Mar 28, 1995·11 cites·29 claims
- 0636US6874324B2Gas turbine and gas turbine power generatorHITACHI LTD·Filed 2003·Granted Apr 5, 2005·4 cites·7 claims
- 0730US3946583AMethod and apparatus for improving fatigue strength in weld zonesHITACHI LTD·Filed 1975·Granted Mar 30, 1976·1 cites·9 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →