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Patent No. 5107620

Electrified Table Cloth

An electrified table cloth for preventing crawling insects from gaining access to the consumer's food or drink.

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Assignee: Seiko Epson Corp.


Location: JP
No. of patents: 16

NumberTitleIssue Date
7056047Printing apparatus and method for printing on two printing mediums with substantially perpendicular transportation paths
A printer 1 has transportation paths for conveying media in two directions, that of a first transportation path P1 and that of a second transportation path P2 (or third transportation path P3) perpendicular to the first transportation pat...
06/06/2006
6584660Method of manufacturing a piezoelectric device
A method for making a piezoelectric device wherein residual stresses in the piezoelectric transducer element of the piezoelectric device are relieved by forming a groove or grooves extending into a thick-walled region of the peripheral wall of a ceramic s...
07/01/2003
6441537Piezoelectric/electrostrictive actuator having at least one piezoelectric/electrostrictive film
A piezoelectric/electrostrictive actuator including a ceramic substrate, and at least one piezoelectric/electrostrictive actuator unit formed on at least a portion of at least one surface of the substrate, each piezoelectric/electrostrictive actuator unit...
08/27/2002
5967678Tape printing device and tape cartridge used therein
The present invention provides a tape printing device for printing a desirable series of characters on a tape and cutting the tape to a label of a desirable length, and also a tape cartridge used in the tape printing device. The tape cartridge has a chara...
10/19/1999
5934812Tape printing device and tape cartridge used therein
The present invention provides a tape printing device for printing a desirable series of characters on a tape and cutting the tape to a label of a desirable length, and also a tape cartridge used in the tape printing device. The tape cartridge has a chara...
08/10/1999
5852456Plate assembly suitable for ink-jet-type printing head
A plate assembly for ink-jet-type printing head assures a smooth ink flow and prohibits fluctuation in ink discharge quantity and speed to realize a satisfactory printing quality. A plurality of plates are bonded each other by using a thermoplastic-resin ...
12/22/1998
5682148Paging system with message numbering prior to transmission
A paging system repeatedly broadcast each message and associates a sequential message number with each paging message. The message number in each message serves two functions. First, the message number is used to determine if the same message was previous...
10/28/1997
5463626Wireless facsimile computer slate
A radio paging network transmits non-paging data, such as facsimile images, to lap top computer receivers by formatting the data into a series of packets and interleaving these packets, on a space available basis, into the paging signal....
10/31/1995
5309153Adaptive on-off control for radio receiver
A paging system using synchronized transmission protocol and pagers active during monitor intervals to receive data transmitted during corresponding message intervals is provided with adaptive on-off radio receiver control for reducing monitor interval du...
05/03/1994
5301358Automatic antenna tuning method and apparatus
A wristwatch paging receiver is provided with an antenna matching network that automatically retunes the network at the beginning of a listening interval. During the retuning operation, a control signal is applied to a variable tuning element in the match...
04/05/1994
5296093Process for removal of residues remaining after etching polysilicon layer in formation of integrated circuit structure
The invention comprises an improvement in the process wherein a polysilicon layer, which is formed over a step on an integrated circuit structure and masked with a photoresist, is anisotropically etched to remove the exposed portions of the polysilicon la...
03/22/1994
5263194Zero if radio receiver for intermittent operation
A radio receiver for use with a time slot paging system which receives intermittent data includes a direct coupled zero IF receiver circuit with at least one automatic gain control (AGC) amplifier stage. DC offset errors are removed from the AGC amplifier...
11/16/1993
5168271Paging and time keeping system with transmission of time slot identification used for synchronization
A wide area paging system is disclosed in which paging messages input to the system in one local area can be broadcast to a receiver in any other local area without necessarily broadcasting the message in all areas. A local area clearinghouse in each area...
12/01/1992
5166932Wireless facsimile computer slate
A radio paging network transmits non-paging data, such as facsimile images, to lap top computer receivers by formatting the data into a series of packets and interleaving these packets, on a space available basis, into the paging signal....
11/24/1992
5150954Pager watch system utilizing time slot communication
A method and apparatus for transmitting paging and absolute time information to, and receiving such information at, a remote portable electronic timepiece and pager unit during a short time slot assigned to the pager unit is disclosed. In the pager unit, ...
09/29/1992
5146617Harmonic noise minimization in a radio receiver by selectively optimizing ic's which produce harmonics in the radio's frequency range
An electronic circuit, such as the type which may be found in a watch pager receiver, which contains both analog and digital circuitry, includes harmonic noise minimization circuitry. The minimization circuitry is constructed using standard cell designs w...
09/08/1992
 
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