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Ilkka J Lahdesmaki

from Seattle, WA
Age ~57

Ilkka Lahdesmaki Phones & Addresses

  • 3711 26Th Pl W APT 401, Seattle, WA 98199
  • 7503 2Nd St, Seattle, WA 98115 (206) 632-0377
  • 6247 28Th Ave NE, Seattle, WA 98115

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Resumes

Ilkka Lahdesmaki Photo 1

Research Scientist Iii At University Of Washington Lead Chemist At Fialab Instruments Inc.

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Location:
Greater Seattle Area
Industry:
Research
Experience:
University of Washington (Educational Institution; Research industry): Research scientist III,  (October 2005-Present) Development of flow-based instruments and methods for analytical chemistryFIAlab Instruments Inc. (Research industry): Lead chemist,  (Octob...

Publications

Us Patents

High-Flow Absorbance Cell

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US Patent:
20200386669, Dec 10, 2020
Filed:
Jun 5, 2019
Appl. No.:
16/432268
Inventors:
Ilkka Lahdesmaki - Seattle WA, US
Adam Bigelow - Seattle WA, US
Assignee:
FIAlab Instruments, Inc. - Seattle WA
International Classification:
G01N 21/05
G01N 21/03
Abstract:
An optical flow cell cuvette with short optical and fluidic paths, perpendicular to one another, with neither constriction nor any obstruction to fluid flow in the fluidic channel. Optical windows mounted flush to the walls of the rectangular fluidic channel keeps the light path short while keeping through-put high and maintaining a uniform cross-sectional area along the whole channel. Optical windows are independent of body structure allowing flexibility in manufacture and application.

Fluidic Sample Pretreatment Device

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US Patent:
20200348326, Nov 5, 2020
Filed:
May 3, 2019
Appl. No.:
16/403390
Inventors:
Ilkka Johannes Lahdesmaki - Seattle WA, US
Assignee:
FIAlab Instruments, Inc. - Seattle WA
International Classification:
G01N 35/10
G01N 35/08
G01N 1/40
Abstract:
A fluidic sample pretreatment device is described. The device is capable of manipulating fluid samples in several different manners: 1) mixing the sample with other fluids in a large-bore syringe and receptacle, 2) mixing the sample with other fluids in narrow-bore capillary channels, 3) treating the sample or fluid mixture by passage through a solid-phase sorbent cartridge, 4) measuring optical properties in the sample or fluid mixture by means of UV absorbance or fluorescence, 5) subjecting the sample fluid or fluid mixture to a controlled temperature. The device can transfer the treated sample to an analytical instrument (e.g. a chromatograph or a mass spectrometer) for separation and/or analysis.The device is unique and novel in combining capabilities of fluid mixing both in a large-bore syringe barrel, as well as in narrow-bore tubing. Moreover, in-syringe mixing is promoted by liquid movement between the syringe and the receptacle, rather than by a stir bar located in the syringe. A further unique feature is the use of flow-through ports for feature integration on the selector valve: both a sample introduction point and an optional solid-phase sorbent cartridge are incorporated in this manner.
Ilkka J Lahdesmaki from Seattle, WA, age ~57 Get Report