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Assignee: PFU Limited


Location: Kahoku-gun, JP
No. of patents: 14

NumberTitleIssue Date
7171143Toner concentration adjustment method and apparatus for liquid-development electrophotographic apparatus
Liquid toner which remains on the surface of a photosensitive drum 2 after transfer of a toner image to an intermediate transfer member 1 is collected in a collection pot 6a. The collected liquid toner is led to a carrier pot 20, a...
01/30/2007
6565079Document feeder, document feed method, and image capture device
The present invention relates to a document feeder, document feed method, and image capture device. The document feeder includes a sheet separation mechanism that restricts the number of sheets to be fed by a pull-in portion. The sheet separation mechanis...
05/20/2003
6246991Will information management and disclosure system and method, and program storage medium thereof
A will information management and disclosure system keeps in custody deposit information that includes information about a depositor's last word and testament to be unsealed in accordance with unsealing conditions registered in advance by the depositor an...
06/12/2001
6092173Multiprocessor, memory accessing method for multiprocessor, transmitter and receiver in data transfer system, data transfer system, and bus control method for data transfer system
A multiprocessor in which a plurality of processors are connected via a system bus. The multiprocessor includes processor groups each having at least one processor, a main storage memory, a cache memory, a cache control unit, a directory memory, and a dir...
07/18/2000
6038674Multiprocessor, memory accessing method for multiprocessor, transmitter and receiver in data transfer system, data transfer system, and bus control method for data transfer system
A multiprocessor in which a plurality of processors are connected via a system bus. The multiprocessor includes processor groups each having at least one processor, a main storage memory, a cache memory, a cache control unit, a directory memory, and a dir...
03/14/2000
5951683Multiprocessor system and its control method
One of processors connected effectively to a system is allocated to a master processor and the other remaining processors are allocated to slave processors. Each processor compares the self processor number of a processor number register and the processor...
09/14/1999
5892952Operating system renewing apparatus and method for installing new operating system in computer system
A new system supplying unit comprises a saving area for saving therein common information and a new system storing area for storing the new operating system. A new system installing system comprises an installing process storing unit for storing a procedu...
04/06/1999
5890217Coherence apparatus for cache of multiprocessor
A plurality of processors, each with caches provided for a plurality of processor modules and a local storage in which a main storage is distributed and arranged are mutually connected through an internal snoop bus. The processor modules are mutually conn...
03/30/1999
5846007Paper feed method and apparatus for a printer
It is an object of the present invention to prevent a sheet of continuous-form paper from slackening when it is fed back in a printer capable of feeding both sheets of continuous-form paper and cut-form paper. According to the method for feeding back a sh...
12/08/1998
5650912Heat sink for cooling a heat producing element and application
A heat sink mounted on a heat producing element for cooling the heat producing element attached on the printed board of the electronic apparatus, having a heat sink body made of a good heat conductive material and a fan assembly installed inside the heat ...
07/22/1997
5642475Apparatus and method for editing graphics or group graphics displayed on a screen and correlated to each other
An apparatus and method for editing different graphics displayed on a screen and correlated to each other. More specifically, according to various embodiments of the invention, an apparatus and method are provided for editing a hierarchically structured g...
06/24/1997
5535315Graphic coloring system in a graphic-display system having separately stored shape/positional data and color data selectively combinable to form desired images of differing shapes and colors
A graphic display system has a display unit, a main memory for storing graphic data and a controller for controlling the processing and transferring of data between the display unit and the main memory. The main memory includes a correspondence table of l...
07/09/1996
5397999Evaluation apparatus for power supply system
In an evaluation apparatus for measuring the fluctuation of a voltage and a current on a power supply line and evaluating the result of the measurement, the apparatus includes: a dummy load connected to the power supply line instead of an actual function ...
03/14/1995
5031091Channel control system having device control block and corresponding device control word with channel command part and I/O command part
A device control word including a channel command part and an I/O command part is prepared in a main storage unit, and sent to a channel unit together. The channel command part has a common format for different types of I/O devices or I/O controllers ther...
07/09/1991
 
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