Inventor · disambiguated record
Sadabumi Ohnuma
Also filed as: OHNUMA SADABUMI
6 granted patents·116 citations·filing 1977–1995
84Inventor score
Files withHITACHI LTD6
Top patents by PatentIndex Score
6 records- 0189US4233156ALiquid chromatography apparatusHITACHI LTD·Filed 1979·Granted Nov 11, 1980·72 cites·12 claims
- 0267US4094609AHigh sensitivity absorptiometerHITACHI LTD·Filed 1977·Granted Jun 13, 1978·17 cites·18 claims
- 0341US5358639AMethod of analyzing hemoglobinsHITACHI LTD·Filed 1993·Granted Oct 25, 1994·8 cites·3 claims
- 0438US5738133ALiquid analyzing apparatusHITACHI LTD·Filed 1995·Granted Apr 14, 1998·7 cites·15 claims
- 0536US5129790APlunger pumpHITACHI LTD·Filed 1991·Granted Jul 14, 1992·10 cites·8 claims
- 0630US5468379ASolution for suppressing deterioration of a separation column for analyzing hemoglobinsHITACHI LTD·Filed 1994·Granted Nov 21, 1995·2 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →