Canon Kabushiki Kaisha

Hisamitsu Pharmaceutical Company, Inc.

Renesas Electronics Corporation

Koichi Tanigawa

Akihiko Takeuchi

Hideo Nanataki

Hiroto Hasegawa

Takayasu Yuminamochi

Yasumasa Ohtsuka

Kazuaki Ono

Kimio Nakahata

Toshio Miyamoto

Hiroshi Sasame

Hideyuki Yano

Tsukasa Kuge

Hiroyuki Adachi

Masahiro Goto

Atsuyoshi Abe

Koichi Hiroshima

Tetsuya Sano

Katsuhiko Nishimura

Yozo Hotta

Yasumasa Otsuka

Yasuyuki Tamura

Yasushi Sato

Tsuyoshi Watanabe

Satoru Izawa

Yukihiro Ohzeki

Shinichi Tsukida

Junji Araya

Tatsunori Ishiyama

Yuko Ohkama

Hideo Nanatani

Makoto Takeuchi

Masayoshi Takahashi

Masaharu Ohkubo

Toshiyuki Yoshihara

Yoji Serizawa

Eiichi Imai

Tetsuo Saito

Takayuki Ishihara

Hiroki Kisu

Hajime Motoyama

Jun Saito

Masuo Yamazaki

Yoshiro Tsuchiya

Kenji Nagata

Yuzo Isoda

Akio Nemoto

Fumitaka Aoki

Kiyotaka Takada

Hirokazu Ikenoue

Mitsutoshi Tsuruta

Kentaro Ishimatsu

Takayoshi Shiraishi

Hiromichi Tsujii

Yukiko Sueyoshi

Tooru Saitou

Saturo Izawa

Hiroyuki Kurematsu

The semiconductor devicecomprises a processor, a memory connected to the processor and a control circuit, and comprises an active operation mode and a standby operation mode. The memory comprises a normal mode and a RS mode lower power consumption than the normal mode. The memory comprises SRAMs_to_which includes a mode terminal RS_T supplied with mode instruction signals RS_to RS_specifying the normal mode or the RS mode, respectively. The control circuit supplies the mode instruction signals specifying the normal mode to the mode terminal of the SRAMs_to_in transition period which the semiconductor device transitions from the standby operation mode to the active operation mode. And the control circuit supplies the mode instruction signals specifying the normal mode to the mode terminal of the SRAMs_to_after transition to the active operation mode.

Semiconductor device having a memory and method of controlling the same between operation modes

Medical patch

A fixing apparatus prevents the offset of toner onto a fixing roller, by forming a surface mold release layer made of pure fluororesin material on a core member of the fixing roller and by applying a bias voltage to the fixing roller.

Fixing apparatus preventing leakage of electric current from inner surface of fixing roller

In an image heating device for heating a film utilizing electromagnetic induction, a sliding member is provided between the film and a film supporting member, and the film slides relative to the sliding member. It is thereby possible to improve thermal efficiency while preventing wear due to friction between the film and the supporting member.

Image heating device using induction heating for image heating

Fixing apparatus having a fixing roller with a non-adhesive surface layer

An image heating device includes a movable member including an electroconductive layer; an excitation coil for generating magnetic flux; wherein the magnetic flux generated by the excitation coil generates an eddy current which in turn generates heat in the movable member to heat an image on a recording material; and a magnetic member for guiding the magnetic flux; wherein the magnetic member is elongated in a direction perpendicular to a movement direction of the movable member, and the excitation coil is extended in a longitudinal direction of the magnetic member; wherein the magnetic member including a first magnetic portion adjacent to the movable member, a second magnetic portion, and a third magnetic portion between the first magnetic portion and the second magnetic portion and adjacent to the movable member with the excitation coil therebetween, as seen in the longitudinal direction.

Image heating apparatus

An image forming apparatus includes a first image bearing member on which a toner image can be formed; an intermediate transfer member onto which the toner image is transferable from the first image bearing member; wherein the toner image is further transferred onto a second image bearing member therefrom; wherein the intermediate transfer member comprises a conductive layer to which a voltage is applied, a surface layer on the conductive layer, and a volume resistivity of the surface layer is 10.sup.5 -10.sup.11 ohm.cm.

Image forming apparatus with voltage polarity switching means

An image transfer apparatus has a transfer charging member for transferring a toner image from an image bearing member to a transfer material, the transfer charging member adapted to contact with a surface of the transfer material conveyed between the image bearing member and the transfer charging member opposite to a surface thereof facing the image bearing member, and a guide member for supporting the transfer charging member and to guide it between the image bearing member and the transfer charging member.

Image transfer apparatus

An image output control apparatus is constructed by a converter for converting first information to second information, a controller for starting an output preparing operation before the conversion of the first information of one page to the second information, a memory for holding a control value determined during the output preparing operation, a unit for temporarily stopping the output preparing operation, and a unit for restarting the output preparing operation, wherein the output preparing operation to be restarted is executed on the basis of the control value held in the memory.

Page printer

An image forming apparatus including an image bearing member for bearing an image thereon, an intermediate transfer member having a base body and an elastic member provided outside the base body and onto which an image is transferrable from the image bearing member, and a second transfer member forming a nip portion between the second transfer member and the intermediate transfer member, for transferring an image from the intermediate transfer member to a transfer material in the nip portion. The hardness of the surface of the second transfer member is greater than the hardness of the surface of the intermediate transfer member.

Image forming apparatus comprising image bearing member, intermediate

A color image forming apparatus is provided with a number of image stations respectively corresponding to different color components and adapted to form images of respectively corresponding color components in succession and in superposed manner on a recording medium transported through the a number of image stations. The apparatus has memories for storing image data of respective color components to be supplied to the image stations, detectors for detecting aberration in registration of the images of respective color components formed by the image stations, and a controller for controlling the write-in positions of the image data of respective color components into the memories, based on the output of the detector.

Color image forming apparatus and method for forming a color image

A developing method includes the steps of opposing a developer carrying member to an image bearing member, the developing carrying member carrying a developer to the image bearing member for bearing an electrostatic image, supplying, to the developer carrying member, insulative one component developer having a weight average particle size of 4-8 microns, forming, between the image bearing member and the developer carrying member, an alternating electric field having a back-transfer period, transfer period and rest period, wherein a blank ratio of a sum of (i) the back-transfer period plus (ii) the transfer period and the rest period, during a developing operation, is 5:1-2:1.

Developing method using developing electric field having back-transfer,

An image forming method, comprising the steps of forming an electrostatic image on a electrostatic image-bearing member, developing the electrostatic image with toner particles having a first shape factor (SF-1) of 100-150 and containing a low-softening point substance to form a toner image on the electrostatic image-bearing member, transferring the toner image on the electrostatic image-bearing member to an intermediate transfer member which has been voltage-applied, transferring the toner image on the intermediate transfer member to a transfer-receiving material by a transfer means which has been voltage-applied, and heat-fixing the toner image on the transfer-receiving material. The toner particles may preferably have a second shape factor (SF-2) of 100-140. The total of SF-1 and SF-2 may preferably at most 275, particularly at most 240, for improving transfer efficiency of the toner particles. The low-softening point substance may preferably be an ester wax having a long-chain (e.g., .gtoreq.C.sub.10) alkyl group. The image forming method is effective in providing a high-quality (full-color) toner image with high transfer efficiency and free from toner sticking.

Image forming method

An image forming system for forming an image on a recording sheet, including a rotatable image bearing member, a cleaning member contacting the image bearing member to remove toner remaining on the image bearing member, and charger means contacting the image bearing member and disposed at a downstream side of the cleaning member in a direction of movement of the image bearing member. Lubricant having a low resistance is painted on a contacting portion of the cleaning member between the image bearing member and the cleaning member.

Electrophotographic image forming system

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Tokyo, Japan

Koichi Tanigawa