Inventor
MAEKAWA AKIRA
JP19 patents
⚠️ This page may combine multiple inventors who share the name “MAEKAWA AKIRA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
TOSHIBA KK
5 patentsUS9835550B2Dec 5, 2017
Breath analyzer
TOSHIBA KK39 citations91
US4764954AAug 16, 1988
Automatic gain control in a loudspeaker telephone set
TOSHIBA KK21 citations82
US9829432B2Nov 28, 2017
Gas measuring apparatus
TOSHIBA KK3 citations71
US5434720AJul 18, 1995
Magnetic recording and reproduction apparatus with plural heads
TOSHIBA KK2 citations59
US11831059B2Nov 28, 2023
Fuel cell stack and operation method for fuel cell stack
TOSHIBA KK0 citations41
HITACHI HIGH TECH CORP
5 patentsUS9823228B2Nov 21, 2017
Chromatograph mass spectrometer and control method therefor
HITACHI HIGH TECH CORP3 citations72
US11644448B2May 9, 2023
Chromatography mass spectrometry and chromatograph mass spectrometer
HITACHI HIGH TECH CORP1 citations62
US10908083B2Feb 2, 2021
Multicolor fluorescence analysis device
HITACHI HIGH TECH CORP1 citations62
US11320410B2May 3, 2022
Chromatographic mass analysis device and control method
HITACHI HIGH TECH CORP0 citations51
US9206462B2Dec 8, 2015
Device for bacteria classification and pretreatment device for bacteria test
HITACHI HIGH TECH CORP0 citations38