Inventor
NAMBA AKIHIRO
JP27 patents
⚠️ This page may combine multiple inventors who share the name “NAMBA AKIHIRO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI AUTOMOTIVE SYSTEMS LTD
6 patentsUS9345160B2May 17, 2016
Electronic device
HITACHI AUTOMOTIVE SYSTEMS LTD8 citations83
US10884030B2Jan 5, 2021
Current detection device
HITACHI AUTOMOTIVE SYSTEMS LTD4 citations73
US10177676B2Jan 8, 2019
Power converter
HITACHI AUTOMOTIVE SYSTEMS LTD6 citations73
US9847730B2Dec 19, 2017
Power converter
HITACHI AUTOMOTIVE SYSTEMS LTD3 citations72
US11232994B2Jan 25, 2022
Power semiconductor device having a distance regulation portion and power conversion apparatus including the same
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations51
US11127695B2Sep 21, 2021
Power conversion device for reducing an inductance difference between control signal wires of a power semiconductor and suppressing a current unbalancing of the control signals
HITACHI AUTOMOTIVE SYSTEMS LTD0 citations49
OLYMPUS OPTICAL CO
5 patentsUS4494549AJan 22, 1985
Device for diagnosing body cavity interiors with supersonic waves
OLYMPUS OPTICAL CO316 citations98
US4826319AMay 2, 1989
Method and apparatus for measuring immunological reaction with the aid of fluctuation in intensity of scattered light
OLYMPUS OPTICAL CO59 citations94
US4762413AAug 9, 1988
Method and apparatus for measuring immunological reaction with the aid of fluctuation in intensity of scattered light
OLYMPUS OPTICAL CO67 citations94
US4467361AAug 21, 1984
Image pick-up apparatus
OLYMPUS OPTICAL CO84 citations94
US4828388AMay 9, 1989
Method of measuring concentration of substances
OLYMPUS OPTICAL CO14 citations74
HITACHI LTD
4 patentsUSD1024961SApr 30, 2024
Electric motor
HITACHI LTD9 citations84
US12469766B2Nov 11, 2025
Power semiconductor device
HITACHI LTD0 citations59
US12538849B2Jan 27, 2026
Power semiconductor device and power conversion device
HITACHI LTD0 citations56
US7294996B2Nov 13, 2007
Characteristic evaluating system and characteristic evaluating method
HITACHI LTD0 citations52
NAMBA AKIHIRO
3 patentsUS8179597B2May 15, 2012
Biological specimen imaging method and biological specimen imaging apparatus
NAMBA AKIHIRO60 citations96
US8174686B2May 8, 2012
Focal position determining method, focal position determining apparatus, feeble light detecting apparatus and feeble light detecting method
NAMBA AKIHIRO13 citations83
US8797522B2Aug 5, 2014
Light quantity detection method and device therefor
NAMBA AKIHIRO10 citations81