Patents by Inventor Masaaki Fujii
Masaaki Fujii has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 7095556Abstract: A microscope capable of being shaped into a beam with complete hollow shape by removing the disorder of the wavefront to the erase light, particularly, and capable of improving the spatial resolution by inducing a super-resolution near the limit, is provided.Type: GrantFiled: February 4, 2004Date of Patent: August 22, 2006Assignees: Japan Science and Technology Agency, Olympus Corporation, Hamamatsu Photonics KK, Nippon Roper KKInventors: Yoshinori Iketaki, Takeshi Watanabe, Masaaki Fujii, Yasunori Igasaki, Toshio Suzuki
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Patent number: 6979978Abstract: A charge control device has a full charge detection circuit for checking whether a secondary cell is in a fully charged state or not based on the charge voltage and/or the charge current of the secondary cell, a control circuit for controlling the feeding of electric power to the secondary cell according to the output of the full charge detection circuit, a storage circuit for storing control information, and a setting circuit for setting the level of the charge voltage and/or the charge current at which the full charge detection circuit recognizes the fully charged state according to the control information read from the storage circuit. The control information is fed into the storage circuit from outside. With this configuration, it is possible to accurately control the charging of a secondary cell by canceling the influence of stress occurring when an IC is packaged or mounted on a circuit board and other factors.Type: GrantFiled: March 4, 2005Date of Patent: December 27, 2005Assignee: Rohm Co., Ltd.Inventor: Masaaki Fujii
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Publication number: 20050218865Abstract: A battery pack employing a charge control device of the present invention includes a charge detection circuit for checking whether a secondary cell is in a charged state or not based on at least a charge voltage or a charge current of the secondary cell, a control circuit for controlling feeding of electric power to the secondary cell according to an output of the charge detection circuit, and a setting circuit for setting a level of the charge voltage or the charge current at which the charge detection circuit recognizes the charged state according to control information fed in directly from outside.Type: ApplicationFiled: March 30, 2005Publication date: October 6, 2005Inventor: Masaaki Fujii
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Publication number: 20050163238Abstract: In a transmitting method for transmitting a transmit signal sequence by a number of subcarriers, a plurality of subcarriers F1, F2, . . . FNSCH exclusively for a synchronization channel are provided, a signal sequence of synchronization channel SCH is transmitted by the plurality of exclusive subcarriers, and a common pilot CPICH or dedicated signal DPCH is transmitted on the other subcarriers. In this case, the signal sequence of the synchronization channel is subjected to differential encoding processing and the differentially encoded signal sequence is transmitted by the exclusive subcarriers.Type: ApplicationFiled: February 2, 2005Publication date: July 28, 2005Inventor: Masaaki Fujii
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Publication number: 20050140339Abstract: A charge control device has a full charge detection circuit for checking whether a secondary cell is in a fully charged state or not based on the charge voltage and/or the charge current of the secondary cell, a control circuit for controlling the feeding of electric power to the secondary cell according to the output of the full charge detection circuit, a storage circuit for storing control information, and a setting circuit for setting the level of the charge voltage and/or the charge current at which the full charge detection circuit recognizes the fully charged state according to the control information read from the storage circuit. The control information is fed into the storage circuit from outside. With this configuration, it is possible to accurately control the charging of a secondary cell by canceling the influence of stress occurring when an IC is packaged or mounted on a circuit board and other factors.Type: ApplicationFiled: March 4, 2005Publication date: June 30, 2005Inventor: Masaaki Fujii
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Patent number: 6894458Abstract: A charge control device has a full charge detection circuit for checking whether a secondary cell is in a fully charged state or not based on the charge voltage and/or the charge current of the secondary cell, a control circuit for controlling the feeding of electric power to the secondary cell according to the output of the full charge detection circuit, a storage circuit for storing control information, and a setting circuit for setting the level of the charge voltage and/or the charge current at which the full charge detection circuit recognizes the fully charged state according to the control information read from the storage circuit. The control information is fed into the storage circuit from outside. With this configuration, it is possible to accurately control the charging of a secondary cell by canceling the influence of stress occurring when an IC is packaged or mounted on a circuit board and other factors.Type: GrantFiled: December 11, 2002Date of Patent: May 17, 2005Assignee: Rohm Co., Ltd.Inventor: Masaaki Fujii
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Publication number: 20050073976Abstract: A common channel transmission system and method for transmitting common data to multiple users by means of a multibeam. A common data coding means space-time codes the common data throughout all beams included in the multibeam. A data transmission means assigns the common data space-time coded by the common data coding means to all beams included in the multibeam and transmits the common data to the multiple users.Type: ApplicationFiled: October 1, 2004Publication date: April 7, 2005Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventor: Masaaki Fujii
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Patent number: 6859313Abstract: A microscope includes a first light source to emit a first light to excite a molecule of a sample to a higher energy level vibration state which belongs to a lowest energy level electron state from the ground state, a second light source to emit a second light source to excite the molecule to a higher energy level quantum state from the higher energy vibration state, an optical system to overlap the first light and the second light partially on the sample, and an optical detector to detect a given fluorescence from the irradiated region of the first light and the second light on the sample.Type: GrantFiled: March 21, 2002Date of Patent: February 22, 2005Assignees: Japan Science & Technology Corporation, Olympus Optical Co., Ltd., Nippon Roper KKInventors: Yoshinori Iketaki, Masaaki Fujii, Takashige Omatsu, Kimihisa Yamamoto, Toshio Suzuki
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Patent number: 6842123Abstract: A switch assembly (1) comprises a push-button section (52) and a push-button body (53) as an operation transmitting member, an LED box (54) and a contact-making contact (56) as a direct functioning member, and a communication-function incorporating contact (communications contact) (55) as an information input/output functioning member, as permitting these components to be connected with each other. Therefore, the switch assembly can respond to an operation given to the push-button body (52) by causing the contact-making contact (56) to provide an output for switching between a conductive state and a non-conductive state and by causing the communications contact (55) to output an information signal to a network.Type: GrantFiled: November 8, 2000Date of Patent: January 11, 2005Assignee: Idec Izumi CorporationInventors: Toshihiro Fujita, Akito Okamoto, Hideyuki Kitayama, Hiroyuki Ohta, Atsushi Matsumoto, Masaaki Fujii, Masatake Yamano, Eitoku Tabuse, Norio Asa
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Publication number: 20040227101Abstract: A microscope capable of being shaped into a beam with complete hollow shape by removing the disorder of the wavefront to the erase light, particularly, and capable of improving the spatial resolution by inducing a super-resolution near the limit, is provided.Type: ApplicationFiled: February 4, 2004Publication date: November 18, 2004Applicants: Japan Science and Technology Agency, OLYMPUS CORPORATION, HAMAMATSU PHOTONICS K.K., Nippon Roper KKInventors: Yoshinori Iketaki, Takeshi Watanabe, Masaaki Fujii, Yasunori Igasaki, Toshio Suzuki
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Patent number: 6667830Abstract: A microscope system comprising an adjusted specimen and a microscope body, wherein the adjusted specimen is dyed with molecule which has three electronic states including at least a ground state and in which an excited wavelength band from the first electron excited state to the second electron excited state overlaps a fluorescent wavelength band upon deexcitation through a fluorescence process from the first electron excited state to a vibrational level in the ground state. There is provided a novel microscope system which is enabled to condense an erase light for exciting a molecule in the first electron excited state to the second electron excited state in an excellent beam profile by using a simple, compact optical system and which has high stability and operability and an excellent super-resolution.Type: GrantFiled: March 17, 2000Date of Patent: December 23, 2003Assignees: Japan Science and Technology Corporation, Olympus Optical Co., Ltd.Inventors: Yoshinori Iketaki, Masaaki Fujii, Takashige Omatsu
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Patent number: 6595809Abstract: A connector comprises locking springs 3 in which fixed pieces 31 are combined with movable pieces 32 via resilient transformed parts 33 and pushing parts 34 and in which the tips of the fixed pieces 31 are inserted into connection holes 32a formed in the movable pieces 32; a case 1 for accommodating the locking springs 3; terminal fittings 2 locating on the outer surfaces of the fixed pieces of the locking springs 3; wire slots 11b formed opposite to the movable pieces 32 of the locking springs 3; and levers 4 for pressing the pushing parts 34 of the locking springs 3. When the lever 4 is in a non-operative position, tool entrances 11c are provided at an opening 11a which accepts the lever 4. Each tool entrance 11c leads to a contact area where the lever 4 meets the pushing part 34 of the locking spring 3.Type: GrantFiled: January 25, 2002Date of Patent: July 22, 2003Assignee: Idec Izumi CorporationInventors: Atsushi Matsumoto, Masaaki Fujii, Masatake Yamano
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Publication number: 20030122526Abstract: A charge control device has a full charge detection circuit for checking whether a secondary cell is in a fully charged state or not based on the charge voltage and/or the charge current of the secondary cell, a control circuit for controlling the feeding of electric power to the secondary cell according to the output of the full charge detection circuit, a storage circuit for storing control information, and a setting circuit for setting the level of the charge voltage and/or the charge current at which the full charge detection circuit recognizes the fully charged state according to the control information read from the storage circuit. The control information is fed into the storage circuit from outside. With this configuration, it is possible to accurately control the charging of a secondary cell by canceling the influence of stress occurring when an IC is packaged or mounted on a circuit board and other factors.Type: ApplicationFiled: December 11, 2002Publication date: July 3, 2003Inventor: Masaaki Fujii
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Patent number: 6565477Abstract: A power roller assembly for a toroidal-type CVT, including a pair of races formed with bearing surfaces opposed to each other, a plurality of rolling elements rotatably disposed between the races in contact with the bearing surfaces, and an iron phosphate-based coat formed on at least one of bearing surfaces.Type: GrantFiled: February 5, 2001Date of Patent: May 20, 2003Assignee: Nissan Motor Co., Ltd.Inventors: Masayuki Yoshida, Masaaki Fujii, Nobuo Kino, Keizo Otani
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Patent number: 6525667Abstract: Panel units (24a to 24d) continuing an operation indicating panel (20) each have a rectangular surface S with length and width each being substantially an integral multiple of a predetermined reference size (L). The panel units (24a and 24d) are placed so that their surfaces S may be adjacent to one another. A whole surface (AS) consisting of the surfaces S of all the panel units (24a to 24d) is formed in a rectangular shape with length and width each being substantially an integral multiple of the predetermined reference size (L). The arrangement and the like of the panel units (24a to 24d) can be easily changed.Type: GrantFiled: December 11, 1998Date of Patent: February 25, 2003Assignee: IDEC Izumi CorporationInventors: Toshihiro Fujita, Yoshitaka Tsuji, Tatsunobu Nakai, Yoshihide Nakano, Yosio Sekino, Masaaki Fujii, Toshiyuki Kasama, Takao Hosorogi, Masao Dohi, Shinichi Ishino, Shigoto Ogino, Tomonori Nishiki, Takehiko Tajika, Masahiko Kawakami, Yuuhei Sugai
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Publication number: 20030008569Abstract: A connector comprises locking springs 3 in which fixed pieces 31 are combined with movable pieces 32 via resilient transformed parts 33 and pushing parts 34 and in which the tips of the fixed pieces 31 are inserted into connection holes 32a formed in the movable pieces 32; a case 1 for accommodating the locking springs 3; terminal fittings 2 locating on the outer surfaces of the fixed pieces of the locking springs 3; wire slots 11b formed opposite to the movable pieces 32 of the locking springs 3; and levers 4 for pressing the pushing parts 34 of the locking springs 3. When the lever 4 is in a non-operative position, tool entrances 11c are provided at an opening 11a which accepts the lever 4. Each tool entrance 11c leads to a contact area where the lever 4 meets the pushing part 34 of the locking spring 3.Type: ApplicationFiled: January 25, 2002Publication date: January 9, 2003Inventors: Atsushi Matsumoto, Masaaki Fujii, Masatake Yamano
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Publication number: 20020167724Abstract: A microscope includes a first light source to emit a first light to excite a molecule of a sample to a higher energy level vibration state which belongs to a lowest energy level electron state from the ground state, a second light source to emit a second light source to excite the molecule to a higher energy level quantum state from the higher energy vibration state, an optical system to overlap the first light and the second light partially on the sample, and an optical detector to detect a given fluorescence from the irradiated region of the first light and the second light on the sample.Type: ApplicationFiled: March 21, 2002Publication date: November 14, 2002Applicant: JAPAN SCIENCE AND TECHNOLOGY CORPORATIONInventors: Yoshinori Iketaki, Masaaki Fujii, Takashige Omatsu, Kimihisa Yamamoto, Toshio Suzuki
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Publication number: 20010016533Abstract: A power roller assembly for a toroidal-type CVT, including a pair of races formed with bearing surfaces opposed to each other, a plurality of rolling elements rotatably disposed between the races in contact with the bearing surfaces, and an iron phosphate-based coat formed on at least one of bearing surfaces.Type: ApplicationFiled: February 5, 2001Publication date: August 23, 2001Applicant: NISSAN MOTOR CO., LTD.Inventors: Masayuki Yoshida, Masaaki Fujii, Nobuo Kino, Keizo Otani
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Patent number: 6088583Abstract: In an automatic gain control (AGC) circuit for controlling a preceding gain control unit and a following gain control unit, the AGC circuit according to the present invention includes at least a comparison unit, a first gain control signal output unit and a second gain control signal output unit. The comparison unit compares a signal level from the following gain control unit with a reference value. The first gain control signal output unit outputs a first gain control signal to the following gain control unit in response to an output signal obtained as a result of comparison in the comparison unit. The second gain control signal output unit outputs a second gain control signal to the preceding gain control unit. Further, the second gain control signal has a time constant longer than that of the first gain control signal output unit, in response to the output signal obtained as the result of comparison in the comparison unit.Type: GrantFiled: July 21, 1998Date of Patent: July 11, 2000Assignee: Fujitsu LimitedInventors: Masahiko Shimizu, Hideto Furukawa, Tomonori Sato, Koji Matsuyama, Masaaki Fujii
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Patent number: 5887341Abstract: To position a wire-connected terminal TW and cope with a multitude of kinds of wire-connected terminals TW, a block 30 is provided for each wire-connected terminal TW. The block 30 includes recesses 34, 37 for detachably accommodating the wire-connected terminal TW. A part of the accommodated wire-connected terminal TW is exposed such that it can be gripped by hands 51, 52. The block 30 also includes a positioning means 38 for positioning the terminal TW accommodated in the recesses 34, 37 with respect to the hands 51, 52. Since the terminal TW is securely positioned in a transferring step of transferring the wire-connected terminal TW to the hands 51, 52, the succeeding step performed by the hands 51, 52 can be securely performed.Type: GrantFiled: November 12, 1996Date of Patent: March 30, 1999Assignee: Sumitomo Wiring Systems, Ltd.Inventors: Hideaki Ito, Kouichi Ueda, Teiji Sakuma, Kazumitsu Fukada, Yasutoshi Takemoto, Shigeru Kato, Masakazu Kashiwase, Masaaki Fujii, Toshiyuki Kuramoto