Inventor · disambiguated record
Akio Sakazume
Also filed as: SAKAZUME AKIO
4 granted patents·109 citations·filing 1977–1985
79Inventor score
Files withHITACHI LTD4
Top patents by PatentIndex Score
4 records- 0178US4638643AControl system for compressor motor used with air-conditioning unitHITACHI LTD·Filed 1985·Granted Jan 27, 1987·51 cites·8 claims
- 0278US4561829ARotary compressor with tapered valve ports for lubricating pumpHITACHI LTD·Filed 1984·Granted Dec 31, 1985·29 cites·1 claims
- 0357US4544338AOil feeder means for use in a horizontal type rotary compressorHITACHI LTD·Filed 1984·Granted Oct 1, 1985·15 cites·5 claims
- 0449US4111000ARoom air conditionerHITACHI LTD·Filed 1977·Granted Sep 5, 1978·14 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →