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...that one person who claimed to be the inventor of the television is Russian emigre Vladimir Zworykin? In 1929 David Sarnoff, founder of RCA, asked Zworykin what it would take to develop TV for commercial use. He said: a year and a half and $100,000. In reality, it took 20 years and $50 million! Before his death in 1982 at the age of 92, Zworykin said of his invention: "The technique is wonderful. It is beyond my expectations. But the programs! I would never let my children even come close to this thing."

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Assignee: Nihon Kohden Corporation


Location: Tokyo, JP
No. of patents: 194

1          
NumberTitleIssue Date
8175669Apparatus and method for measuring oxygen saturation in blood
In an apparatus for measuring an oxygen saturation in blood, a plurality of light emitters irradiate a living tissue with a plurality of light beams having different wavelengths. A light receiver receives the light beams reflected from or transmitted through the liv...
05/08/2012
D659251Defibrillator paddle
05/08/2012
8103335Cardiogram waveform correcting and displaying device and a method of correcting and displaying cardiogram waveforms
A cardiogram waveform correcting and displaying device is disclosed that is capable of facilitating visibility of cardiogram waveforms. A first filtering system 58-1 through nth filtering system 58-n are low-cut filters, each having a fir...
01/24/2012
8024021Time-segmented pulse oximetry and pulse oximeter performing the same
To measure oxygen saturation in blood, living tissue is irradiated with a first light beam having a first wavelength and a second light beam having a second wavelength. A first electrical signal is generated from the first light beam reflected from or transmitted th...
09/20/2011
7927285Nasal mask for carbon dioxide gas measurement
A nasal mask is adapted to attached on a face of a subject so as to cover a nose of the subject. A shell has a contact edge adapted to be brought into close contact with the face of the subject, thereby forming a sealed space therein. An attachment portion is dispos...
04/19/2011
7841988Nasal mask for carbon dioxide gas measurement
A nasal mask is adapted to attached on a face of a subject so as to cover a nose of the subject. A shell has a contact edge adapted to be brought into close contact with the face of the subject, thereby forming a sealed space therein. An attachment portion is dispos...
11/30/2010
D625013Auto external defibrillator
10/05/2010
D624654Patient monitor
09/28/2010
7788110Medical care support system
The present invention intends to provide various medical-related service by connecting the Medical Application Service Provider (MASP), which is a new institution providing medical care support service, and multiple medical institutions through private lines or gene...
08/31/2010
7761143Medical telemetry system
A medical telemetry system includes a first detection section for detecting a first vital sign signal using a first sensor, a transmitter 10 which modulates a signal detected by the first detection section and transmits the modulated signal by radio wave tran...
07/20/2010
7749013Biological electrode and connector for the same
A conductive member is adapted to be attached onto a living tissue to detect a bioelectrical signal. A retainer retains the conductive member on the living tissue. A lead member is partly brought into contact with the conductive member to lead out the bioelectrical ...
07/06/2010
7742794Probe adapted to be used with pulse oximeter
A probe adapted to be used with a pulse oximeter is disclosed. A flexible first housing is adapted to be brought into contact with at least a nail of a finger or a toe of a subject. A flexible second housing is adapted to be brought into contact with at least a top ...
06/22/2010
7663069Switch structure of automatic external defibrillator
A switch structure of an automatic external defibrillator including a housing member and a flap member for covering the housing member, open and closed states of the flap member and ON and OFF of a switch of the automatic external defibrillator which are associated ...
02/16/2010
7647094Method for deriving standard 12-lead electrocardiogram, and electrocardiograph using the same
In order to derive a standard 12-lead electrocardiogram, ones of limb leads and chest leads which constitute a lead system for the standard 12-lead electrocardiogram using 10 electrodes are selected. Electrocardiographic waveforms corresponding to the selected ones ...
01/12/2010
7615011Method and apparatus for measuring blood volume, and vital sign monitor using the same
A first member is adapted to measure an electrocardiogram of a patient. A second member is adapted to measure a peripheral pulse wave of the patient. A first calculator calculates a pulse wave propagation time (PWTT) and a heart rate (HR) of the patient based on the...
11/10/2009
7613506Method for deriving standard 12-lead electrocardiogram, and monitoring apparatus using the same
Four first electrodes are attached on right clavicle, the vicinity of on left clavicle, on right lowermost rib, and the position on left lowermost rib, corresponding to limb leads 12-lead electrocardiogram (ECG). Two second electrodes are attached on such positions ...
11/03/2009
7607360Adaptor for flow sensor
In an adaptor for a flow sensor, a tubular body is adapted to allow respiratory gas to pass through. At least one fluid-resistant member is disposed in the tubular body. At least two pairs of first passages are formed in the fluid-resistant member and adapted to lea...
10/27/2009
7547280System and method for communicating biological signal data
A measurement apparatus and a receiver apparatus are communicatively connected in a wireless manner. Biological signal data is obtained from a detector attached on a living body. A data packet is prepared from the biological signal data. A first CRC of the biologica...
06/16/2009
7477363Flow cytometer
A laser light source emits a first light beam irradiating a solution including target particles and being flowed in a flow cell to generate forward scattered light and orthogonal scattered light therefrom. A light emitting diode emits a second light beam irradiating...
01/13/2009
7462154Sensor for measuring carbon dioxide in respiratory gas
A sensor main unit 1 is axially split into three sub-segments. A light-emitting element 2 is attached to one end portion, and a light-receiving element 3 is attached to the other end portion. A respiratory flow path 4 is formed so as to p...
12/09/2008
7460905System for displaying vital sign data
Each of a plurality of electroencephalographs is adapted to measure electroencephalograms of a patient and to be connected to a communication network. Each of the electroencephalographs is operable to analyze the electroencephalograms to generate electroencephalogra...
12/02/2008
7455644Carbon dioxide sensor and airway adapter incorporated in the same
In a sensor for detecting a carbon dioxide gas in an expiration gas of a living body, an airway case is adapted to be disposed below nostrils of the living body, and formed with an airway passage extending across an optical axis of a light beam emitted from a right ...
11/25/2008
7445602Carbon dioxide sensor and airway adapter incorporated in the same
In a sensor for detecting a carbon dioxide gas in an expiration gas of a living body, an airway case is adapted to be disposed below nostrils of the living body, and formed with an airway passage extending across an optical axis of a light beam emitted from a light ...
11/04/2008
7438688Apparatus and method for measuring pulse rate
In an apparatus adapted to measure a pulse rate of a subject, a plurality of band pass filters, each of which has a center frequency that is different from the others are provided. The band pass filters are connected in parallel to one another so as to be adapted to...
10/21/2008
7433731Biological signal detection system
A biological signal detection system includes a pair of electrodes, adapted to be attached on a living body; a transmitter, adapted to be attached on the living body, and including an electric circuit operable to process the biological signal and to telemeter the pr...
10/07/2008
7402138Method and apparatus for measuring blood volume, and vital sign monitor using the same
A first member is adapted to measure an electrocardiogram of a patient. A second member is adapted to measure a peripheral pulse wave of the patient. A first calculator calculates a pulse wave propagation time (PWTT) and a heart rate (HR) of the patient based on the...
07/22/2008
7376452Apparatus and method for measuring transit time of oxygen in blood
In order to measure a transit time of oxygen in blood, at least one sensor is attached to at least one prescribed position on a subject. The sensor is adapted to detect a light absorption of arterial blood at the prescribed position. An oxygen saturation of the arte...
05/20/2008
7369231Flow cytometer for classifying leukocytes and method for determining detection angle range of the same
A blood sample containing leukocytes flows through a flow cell. A light source emits a light beam in a first direction. The light beam incident into the flow cell is scattered by the blood sample as scattered light. A first detector detects an intensity of forward s...
05/06/2008
7363073Method and apparatus for displaying vital sign data
An electroencephalogram waveform is displayed in a first display area in a real time manner such that a direction indicating lapse of time is oriented horizontally. A second display area is provided adjacent to the first display area in which CSA or DSA derived from...
04/22/2008
7336991Multi-channel biological signal telemetry systems
A system for performing telemetry of multi-channel biological signals obtained from electrodes attached to a subject, is provided with a transmitter and a receiver. In the transmitter, a converter converts the multi-channel biological signals to digital data, and a ...
02/26/2008
7328065Electric stimulator and defibrillator
A plurality of electrodes are adapted to be attached on a living body. An electric pulse is output through the electrodes as an electric stimulation to the living body. An analyzer is operable to detect a waveform of the electric pulse and to analyze a parameter of ...
02/05/2008
7313426Apparatus for determining concentrations of light absorbing substances in blood
In an apparatus for determining a concentration of a light absorbing substance in blood, a plurality of photo emitters are adapted to emit light beams having different wavelengths toward a living tissue including a blood vessel. A photo receiver is adapted to receiv...
12/25/2007
7292709System for transmitting patient information
A plurality of nodes are connected to a network. A first node converts the image signals into image signal data and transmits the same. A second node converts the biological signals into biological signal data and transmits the same. A third node receives the image ...
11/06/2007
7257433Apparatus for measuring concentration of light-absorbing substance in blood
An apparatus for measuring a concentration of a light-absorbing substance in blood is disclosed. A light emitter emits light beams to irradiate a living tissue, each of the light beams being associated with one wavelength which is absorbed by the blood. A first inst...
08/14/2007
7206621Pulse oximeter
In a pulse oximeter for obtaining an oxygen saturation in a blood, a light emitter irradiates a living tissue with light beams having five different wavelengths. A light receiver receives respective light beams reflected from or transmitted through the living tissue...
04/17/2007
7177673Medical telemetry system
A medical telemetry system includes a first detection section for detecting a first vital sign signal using a first sensor, a transmitter 10 which modulates a signal detected by the first detection section and transmits the modulated signal by radio wave tran...
02/13/2007
7171262Vital sign display monitor
At least an electroencephalogram (EEG) detected by a sensor is input from a signal input section as a vital sign signal. The vital sign signal is stored in a storage as vital sign data. A display includes a first display area, a second display area and a third displ...
01/30/2007
7092078Flow cytometer for classifying leukocytes and method for determining detection angle range of the same
A blood sample containing leukocytes flows through a flow cell. A light source emits a light beam in a first direction. The light beam incident into the flow cell is scattered by the blood sample as scattered light. A first detector detects an intensity of forward s...
08/15/2006
7089048Biological signal transmission apparatus
An electrode 4 for detecting a biological signal and a loop antenna 3 are integrally mounted on a support 2 placed on the surface of a living body and a transmitter 5 is placed on the support 2. A biological signal detected on the ...
08/08/2006
7085598Biological electrode and connector for the same
A conductive member is adapted to be attached onto a living tissue to detect a bioelectrical signal. A retainer retains the conductive member on the living tissue. A lead member is partly brought into contact with the conductive member to lead out the bioelectrical ...
08/01/2006
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