Inventor
TAKENAKA KEI
JP16 patents
⚠️ This page may combine multiple inventors who share the name “TAKENAKA KEI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HITACHI LTD
6 patentsUS7311881B2Dec 25, 2007
Chips, and apparatus and method for reaction analysis
HITACHI LTD8 citations73
US10309876B2Jun 4, 2019
Cartridge for airborne substance sensing device, and airborne substance sensing device
HITACHI LTD6 citations72
US9702805B2Jul 11, 2017
Airborne-substance detection device and cartridge used in same
HITACHI LTD3 citations72
US7735967B2Jun 15, 2010
Actuator for manipulation of liquid droplets
HITACHI LTD5 citations62
US10082456B2Sep 25, 2018
Photothermal conversion spectroscopic analyzer
HITACHI LTD1 citations51
US9291503B2Mar 22, 2016
Flow type single-particle spectrometer
HITACHI LTD1 citations51
TAKENAKA KEI
4 patentsUS9433883B2Sep 6, 2016
Device and method for collecting airborne microorganisms
TAKENAKA KEI4 citations71
US8889349B2Nov 18, 2014
Method for testing microorganism or the like and testing apparatus therefor
TAKENAKA KEI3 citations58
US8409850B2Apr 2, 2013
Microorganism testing device
TAKENAKA KEI0 citations39
US8404480B2Mar 26, 2013
Microorganism testing device and microorganism testing chip
TAKENAKA KEI0 citations37
HITACHI HIGH TECH CORP
3 patentsUS7662340B2Feb 16, 2010
Extractor chemical analyzer and chemical analyzing method
HITACHI HIGH TECH CORP8 citations82
US7384602B2Jun 10, 2008
Chemical analysis apparatus and genetic diagnostic apparatus
HITACHI HIGH TECH CORP18 citations82
US12521048B2Jan 13, 2026
Blood collection apparatus
HITACHI HIGH TECH CORP0 citations50