CA1018796A - Electro-optical system - Google Patents

Electro-optical system

Info

Publication number: CA1018796A
Authority: CA; Canada
Prior art keywords: electro; optical system; optical
Prior art date: 1973-10-23
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.): Expired

Application number

CA211,564A

Inventor

Gerard A. Paquette

Garret F. Ziffer

Mack J. Fulwyler

Michael T. Gilmore

Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)

Coulter Electronics Inc

Original Assignee

Coulter Electronics Inc

Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)

1973-10-23

Filing date

1974-10-16

Publication date

1977-10-11

1974-10-16 Application filed by Coulter Electronics Inc filed Critical Coulter Electronics Inc

1977-10-11 Application granted granted Critical

1977-10-11 Publication of CA1018796A publication Critical patent/CA1018796A/en

Status Expired legal-status Critical Current

Links

Classifications

- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N15/00—Investigating characteristics of particles; Investigating permeability, pore-volume, or surface-area of porous materials
- G01N15/10—Investigating individual particles
- G01N15/14—Electro-optical investigation, e.g. flow cytometers
- G01N15/1468—Electro-optical investigation, e.g. flow cytometers with spatial resolution of the texture or inner structure of the particle
- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N21/00—Investigating or analysing materials by the use of optical means, i.e. using sub-millimetre waves, infrared, visible or ultraviolet light
- G01N21/17—Systems in which incident light is modified in accordance with the properties of the material investigated
- G01N21/25—Colour; Spectral properties, i.e. comparison of effect of material on the light at two or more different wavelengths or wavelength bands
- G01N21/31—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry
- G01N21/314—Investigating relative effect of material at wavelengths characteristic of specific elements or molecules, e.g. atomic absorption spectrometry with comparison of measurements at specific and non-specific wavelengths

CA211,564A 1973-10-23 1974-10-16 Electro-optical system Expired CA1018796A (en)

Applications Claiming Priority (1)

Application Number	Priority Date	Filing Date	Title
US408817A US3893767A (en)	1973-10-23	1973-10-23	Electro-optical system for cancellation of the effects of red blood cells in a sample of biological cells

Publications (1)

Publication Number	Publication Date
CA1018796A true CA1018796A (en)	1977-10-11

Family

ID=23617891

Family Applications (1)

Application Number	Title	Priority Date	Filing Date
CA211,564A Expired CA1018796A (en)	1973-10-23	1974-10-16	Electro-optical system

Country Status (10)

Country	Link
US (1)	US3893767A (en)
JP (1)	JPS5433758B2 (en)
CA (1)	CA1018796A (en)
CH (1)	CH592877A5 (en)
DE (1)	DE2450112C3 (en)
FR (1)	FR2248509B1 (en)
GB (1)	GB1476793A (en)
IT (1)	IT1024317B (en)
NL (1)	NL7413572A (en)
SE (1)	SE404259B (en)

Families Citing this family (12)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
JPS5916667B2 (en) *	1975-02-28	1984-04-17	トウアイヨウデンシカブシキガイシヤ	automatic blood analyzer
US4095898A (en) *	1976-06-10	1978-06-20	Coulter Electronics, Inc.	Particle analysis system with photochromic filter
US4097845A (en) *	1976-11-01	1978-06-27	Rush-Presbyterian-St. Luke's Medical Center	Method of and an apparatus for automatic classification of red blood cells
DE3014563A1 (en) *	1980-04-16	1981-10-29	Merck Patent Gmbh, 6100 Darmstadt	METHOD FOR DETERMINING LEUKAEMIC CELLS
FR2515352B1 (en) *	1981-10-22	1987-07-17	Int Remote Imaging Systems Inc	METHOD FOR THE ANALYSIS OF PARTICLES CONTAINED IN A SAMPLE OF A DILUTED FLUID
US5310674A (en) *	1982-05-10	1994-05-10	Bar-Ilan University	Apertured cell carrier
US5272081A (en) *	1982-05-10	1993-12-21	Bar-Ilan University	System and methods for cell selection
US4672038A (en) *	1984-10-19	1987-06-09	Abbott Laboratories	Optical readout for blood sample analysis
GB8604751D0 (en) *	1986-02-26	1986-04-03	Analytical Instr Ltd	Colour analyser
JPS63275323A (en) *	1987-05-08	1988-11-14	Hamamatsu Photonics Kk	Diagnostic apparatus
US9135547B2 (en) *	2008-12-19	2015-09-15	Avery Dennison Corporation	Optical control of RFID chips
FR3034520B1 (en)	2015-04-02	2020-02-14	Horiba Abx Sas	PARTICLE COUNTING DEVICE

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number	Priority date	Publication date	Assignee	Title
US2875666A (en) *	1953-07-13	1959-03-03	Ohio Commw Eng Co	Method of simultaneously counting red and white blood cells
US3315229A (en) *	1963-12-31	1967-04-18	Ibm	Blood cell recognizer
US3413464A (en) *	1965-04-29	1968-11-26	Ibm	Method for measuring the nucleic acid in biological cells after enhancement in an acidic solution
US3560754A (en) *	1965-11-17	1971-02-02	Ibm	Photoelectric particle separator using time delay
US3503684A (en) *	1966-11-09	1970-03-31	Perkin Elmer Corp	Method and apparatus for detecting mitotic blood cells on a blood cell sample slide

1973
- 1973-10-23 US US408817A patent/US3893767A/en not_active Expired - Lifetime
1974
- 1974-10-16 FR FR7434788A patent/FR2248509B1/fr not_active Expired
- 1974-10-16 NL NL7413572A patent/NL7413572A/en not_active Application Discontinuation
- 1974-10-16 CA CA211,564A patent/CA1018796A/en not_active Expired
- 1974-10-16 SE SE7413014A patent/SE404259B/en unknown
- 1974-10-16 CH CH1385174A patent/CH592877A5/xx not_active IP Right Cessation
- 1974-10-16 JP JP11830074A patent/JPS5433758B2/ja not_active Expired
- 1974-10-16 GB GB4477374A patent/GB1476793A/en not_active Expired
- 1974-10-16 IT IT53571/74A patent/IT1024317B/en active
- 1974-10-22 DE DE2450112A patent/DE2450112C3/en not_active Expired

Also Published As

Publication number	Publication date
NL7413572A (en)	1975-04-25
IT1024317B (en)	1978-06-20
FR2248509B1 (en)	1980-09-12
CH592877A5 (en)	1977-11-15
US3893767A (en)	1975-07-08
JPS5068588A (en)	1975-06-07
FR2248509A1 (en)	1975-05-16
DE2450112B2 (en)	1980-04-10
SE7413014L (en)	1975-04-24
DE2450112A1 (en)	1975-05-22
DE2450112C3 (en)	1981-01-15
GB1476793A (en)	1977-06-16
SE404259B (en)	1978-09-25
JPS5433758B2 (en)	1979-10-23

Publication	Publication Date	Title
CA1015126A (en)	1977-08-09	Construction system
CA1026961A (en)	1978-02-28	Cryosurgical system
CA1023543A (en)	1978-01-03	Electro-optical display
AU473413B2 (en)	1976-04-29	Radiotelephone system
CA1010585A (en)	1977-05-17	Closure system
CA1000868A (en)	1976-11-30	Computer system
CA1020200A (en)	1977-11-01	Sprinkling system
CA1014251A (en)	1977-07-19	Electrochromic device
CA1000187A (en)	1976-11-23	Evaporation system
CA1016812A (en)	1977-09-06	Transportation system
CA1032266A (en)	1978-05-30	Drop out compensation system
CA1010584A (en)	1977-05-17	Closure system
HK26177A (en)	1977-06-03	Optical system
CA1018796A (en)	1977-10-11	Electro-optical system
CA983538A (en)	1976-02-10	Closure system
YU39652B (en)	1985-03-20	Optical system
CA1030440A (en)	1978-05-02	Homogeneous fusion system
CA1001009A (en)	1976-12-07	Panel system construction
AU474711B2 (en)	1976-07-29	Chopper-control system
CA997162A (en)	1976-09-21	Cooling system
CA997163A (en)	1976-09-21	Cooling system
CA1000636A (en)	1976-11-30	Transportation system
CA999417A (en)	1976-11-09	Cladding
CA1002149A (en)	1976-12-21	Indicating system
CA975724A (en)	1975-10-07	Measuring system