Inventor · disambiguated record
Kenzi Machizawa
Also filed as: MACHIZAWA KENZI
7 granted patents·165 citations·filing 1982–1993
87Inventor score
Files withHITACHI LTD7
Top patents by PatentIndex Score
7 records- 0181US5345786AAbsorption heat pump and cogeneration system utilizing exhaust heatHITACHI LTD·Filed 1993·Granted Sep 13, 1994·46 cites·7 claims
- 0279US4439999AAbsorption type refrigeration systemHITACHI LTD·Filed 1982·Granted Apr 3, 1984·46 cites·6 claims
- 0360US4748830AAir-cooled absorption heating and cooling systemHITACHI LTD·Filed 1987·Granted Jun 7, 1988·19 cites·19 claims
- 0456US4487036AHermetically circulating, absorption type refrigeratorHITACHI LTD·Filed 1983·Granted Dec 11, 1984·17 cites·5 claims
- 0552US4470272AHermetically circulating, absorption type refrigeratorHITACHI LTD·Filed 1982·Granted Sep 11, 1984·15 cites·5 claims
- 0643US4563882AAir cooling type absorption coolerHITACHI LTD·Filed 1985·Granted Jan 14, 1986·11 cites·14 claims
- 0733US4841744ADouble effect air cooled absorption refrigerating machineHITACHI LTD·Filed 1988·Granted Jun 27, 1989·11 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →