Patents by Inventor Hajime Tamaki
Hajime Tamaki 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: 10260213Abstract: A working machine includes a travel device, a motive power transmission device configured to transmit a motive power to the travel device, a transmission case configured to house the motive power transmission device, and a hydraulic operation fluid tank disposed on an upper surface of the transmission case.Type: GrantFiled: October 26, 2017Date of Patent: April 16, 2019Assignee: KUBOTA CORPORATIONInventors: Ryohei Sumiyoshi, Hideo Imai, Noriyoshi Kubo, Hiroyuki Anami, Hiroyuki Hata, Toyoaki Yasuda, Masahiro Kuroda, Kohei Higashiyama, Yuji Yamashita, Satoshi Tajima, Shunichiro Mori, Hayato Ido, Toshihiko Takemura, Shinsuke Hisatake, Hajime Tamaki, Hiroshi Koyamatsu
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Patent number: 9988790Abstract: A working machine includes a machine body including a motor room, a motor mounted on the machine body and housed in the motor room, a fan arranged above the motor, the fan being to generate an air flow downward, a radiator arranged above the fan, an oil cooler arranged above the fan, and a shroud disposed around the fan. The shroud includes an opening rim portion forming an air inlet to take air from the motor room.Type: GrantFiled: July 17, 2017Date of Patent: June 5, 2018Assignee: KUBOTA CORPORATIONInventors: Yuji Yamashita, Ryohei Sumiyoshi, Satoshi Tajima, Kunihiro Suzuki, Hayato Kawano, Hiroyuki Anami, Hajime Tamaki
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Publication number: 20180044885Abstract: A working machine includes a travel device, a motive power transmission device configured to transmit a motive power to the travel device, a transmission case configured to house the motive power transmission device, and a hydraulic operation fluid tank disposed on an upper surface of the transmission case.Type: ApplicationFiled: October 26, 2017Publication date: February 15, 2018Applicant: KUBOTA CORPORATIONInventors: Ryohei SUMIYOSHI, Hideo IMAI, Noriyoshi KUBO, Hiroyuki ANAMI, Hiroyuki HATA, Toyoaki YASUDA, Masahiro KURODA, Kohei HIGASHIYAMA, Yuji YAMASHITA, Satoshi TAJIMA, Shunichiro MORI, Hayato IDO, Toshihiko TAKEMURA, Shinsuke HISATAKE, Hajime TAMAKI, Hiroshi KOYAMATSU
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Patent number: 9828744Abstract: A working machine includes a travel device, a motive power transmission device configured to transmit a motive power to the travel device, a transmission case configured to house the motive power transmission device, and a hydraulic operation fluid tank disposed on an upper surface of the transmission case.Type: GrantFiled: September 13, 2016Date of Patent: November 28, 2017Assignee: KUBOTA CORPORATIONInventors: Ryohei Sumiyoshi, Hideo Imai, Noriyoshi Kubo, Hiroyuki Anami, Hiroyuki Hata, Toyoaki Yasuda, Masahiro Kuroda, Kohei Higashiyama, Yuji Yamashita, Satoshi Tajima, Shunichiro Mori, Hayato Ido, Toshihiko Takemura, Shinsuke Hisatake, Hajime Tamaki, Hiroshi Koyamatsu
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Publication number: 20170314230Abstract: A working machine includes a machine body including a motor room, a motor mounted on the machine body and housed in the motor room, a fan arranged above the motor, the fan being to generate an air flow downward, a radiator arranged above the fan, an oil cooler arranged above the fan, and a shroud disposed around the fan. The shroud includes an opening rim portion forming an air inlet to take air from the motor room.Type: ApplicationFiled: July 17, 2017Publication date: November 2, 2017Applicant: KUBOTA CORPORATIONInventors: Yuji YAMASHITA, Ryohei SUMIYOSHI, Satoshi TAJIMA, Kunihiro SUZUKI, Hayato KAWANO, Hiroyuki ANAMI, Hajime TAMAKI
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Patent number: 9752302Abstract: A working machine includes: a motor; a fan arranged above the motor, the fan being configured to generate an air flow downward; a radiator arranged above the fan; and an oil cooler arranged adjacent to the radiator. In addition, the working machine includes: a shroud disposed around fan, the shroud including: a rim portion forming an air vent hole, the air vent hole being for passage of the air flow generated by the fan; and a support member attached to an upper portion of the shroud, the support member being configured to support the radiator and the oil cooler.Type: GrantFiled: September 23, 2015Date of Patent: September 5, 2017Assignee: KUBOTA CORPORATIONInventors: Yuji Yamashita, Ryohei Sumiyoshi, Satoshi Tajima, Kunihiro Suzuki, Hayato Kawano, Hiroyuki Anami, Hajime Tamaki
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Patent number: 9567729Abstract: The present invention intends to allow a good layout of and an easy maintenance of parts disposed around a rear portion of the motor. A working machine includes a machine body; a motor mounted on the machine body; an output shaft protruding from a rear portion of the motor; a rear attachment portion disposed on the rear portion of the motor, the rear attachment portion facing backward; and a mount member configured to support the motor to suppress vibration of the motor, the mount member including: a first support member having an opposite attachment portion, the opposite attachment portion being attached opposite to the rear attachment portion; an elastic member attached to the first support member; and a second support member disposed on the machine body, the second support member being configured to support the elastic member.Type: GrantFiled: September 23, 2015Date of Patent: February 14, 2017Assignee: KUBOTA CORPORATIONInventors: Ryohei Sumiyoshi, Hideo Imai, Noriyoshi Kubo, Hiroyuki Anami, Hiroyuki Hata, Toyoaki Yasuda, Masahiro Kuroda, Kohei Higashiyama, Yuji Yamashita, Satoshi Tajima, Shunichiro Mori, Hayato Ido, Toshihiko Takemura, Shinsuke Hisatake, Hajime Tamaki, Hiroshi Koyamatsu
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Publication number: 20160375845Abstract: A working machine includes a travel device, a motive power transmission device configured to transmit a motive power to the travel device, a transmission case configured to house the motive power transmission device, and a hydraulic operation fluid tank disposed on an upper surface of the transmission case.Type: ApplicationFiled: September 13, 2016Publication date: December 29, 2016Applicant: KUBOTA CORPORATIONInventors: Ryohei SUMIYOSHI, Hideo IMAI, Noriyoshi KUBO, Hiroyuki ANAMI, Hiroyuki HATA, Toyoaki YASUDA, Masahiro KURODA, Kohei HIGASHIYAMA, Yuji YAMASHITA, Satoshi TAJIMA, Shunichiro MORI, Hayato IDO, Toshihiko TAKEMURA, Shinsuke HISATAKE, Hajime TAMAKI, Hiroshi KOYAMATSU
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Publication number: 20160090711Abstract: The present invention intends to allow a good layout of and an easy maintenance of parts disposed around a rear portion of the motor. A working machine includes a machine body; a motor mounted on the machine body; an output shaft protruding from a rear portion of the motor; a rear attachment portion disposed on the rear portion of the motor, the rear attachment portion facing backward; and a mount member configured to support the motor to suppress vibration of the motor, the mount member including: a first support member having an opposite attachment portion, the opposite attachment portion being attached opposite to the rear attachment portion; an elastic member attached to the first support member; and a second support member disposed on the machine body, the second support member being configured to support the elastic member.Type: ApplicationFiled: September 23, 2015Publication date: March 31, 2016Applicant: KUBOTA CORPORATIONInventors: Ryohei SUMIYOSHI, Hideo IMAI, Noriyoshi KUBO, Hiroyuki ANAMI, Hiroyuki HATA, Toyoaki YASUDA, Masahiro KURODA, Kohei HIGASHIYAMA, Yuji YAMASHITA, Satoshi TAJIMA, Shunichiro MORI, Hayato IDO, Toshihiko TAKEMURA, Shinsuke HISATAKE, Hajime TAMAKI, Hiroshi KOYAMATSU
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Publication number: 20160090712Abstract: The present invention intends to provide a working machine capable of improving the heat exchange efficiency of the radiator and of suppressing degradation of performance of the radiator even when the oil cooler is clogged up, in the working machine arranging the radiator and the oil cooler above the engine. A working machine includes: a motor; a fan arranged above the motor, the fan being configured to generate an air flow downward; a radiator arranged above the fan; and an oil cooler arranged adjacent to the radiator. In addition, the working machine includes: a shroud disposed around fan, the shroud including: a rim portion forming an air vent hole, the air vent hole being for passage of the air flow generated by the fan; and a support member attached to an upper portion of the shroud, the support member being configured to support the radiator and the oil cooler.Type: ApplicationFiled: September 23, 2015Publication date: March 31, 2016Applicant: KUBOTA CORPORATIONInventors: Yuji YAMASHITA, Ryohei SUMIYOSHI, Satoshi TAJIMA, Kunihiro SUZUKI, Hayato KAWANO, Hiroyuki ANAMI, Hajime TAMAKI
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Patent number: 5053417Abstract: Novel imidazole of the formula: ##STR1## wherein Ring A is pyridyl group or a substituted pyridyl group; Ring B is phenyl group or a substituted phenyl group; R.sup.1 and R.sup.2 are hydrogen atom or are combined together to form a group of the formula: --(CH.sub.2).sub.q --; m is 1 or 2; n is 0, 1 or 2; and q is 3 or 4, or a salt thereof are disclosed. Said derivative (I) and a salt thereof are useful as anti-ulcer agents.Type: GrantFiled: August 3, 1990Date of Patent: October 1, 1991Assignee: Tanabe Seiyaku Co., Ltd.Inventors: Yasushi Honma, Hajime Tamaki, Tetsuo Magaribuchi, Mine Takido
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Patent number: 5002945Abstract: Novel imidazole of the formula: ##STR1## wherein Ring A is pyridyl group or a substituted pyridyl group; Ring B is phenyl group or a substituted phenyl group; R.sup.1 and R.sup.2 are hydrogen atom or are combined together to form a group of the formula: --(CH.sub.2).sub.q --; m is 1 or 2; n is 0, 1 or 2; and q is 3 or 4, or a salt thereof are disclosed. Said derivative (I) and a salt thereof are useful as anti-ulcer agents.Type: GrantFiled: June 9, 1989Date of Patent: March 26, 1991Assignee: Tanabe Seiyaku Co. Ltd.Inventors: Yasushi Honma, Hajime Tamaki, Tetsuo Magaribuchi, Mine Takido
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Patent number: 4996217Abstract: Novel imidazole of the formula: ##STR1## wherein Ring A is pyridyl group or a substituted pyridyl group; Ring B is phenyl group or a substituted phenyl group; R.sup.1 and R.sup.2 are hydrogen atom or are combined together to form a group of the formula: --(CH.sub.2).sub.q --; m is 1 or 2; n is 0, 1 or 2; and q is 3 or 4, or a salt thereof are disclosed. Said derivative (I) and a salt thereof are useful as anti-ulcer agents.Type: GrantFiled: June 28, 1989Date of Patent: February 26, 1991Assignee: Tanabe Seiyaku Company, Ltd.Inventors: Yasushi Honma, Hajime Tamaki, Tetsuo Magaribuchi, Mine Takido
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Patent number: 4886817Abstract: This invention relates to imidazolidinone compounds of the formula ##STR1## wherein Q is methylene group or a single bond:R is a heterocyclic group selected from the group consisting of pyridyl, pyridazinyl, pyrimidinyl, pyrazinyl and 1,3-thiazolyl which may be unsubstituted or with a substituent selected from the group consisting of lower alkyl, lower alkoxy and halogen atom, wherein R is bonded to Q or, when Q is a single bond, to the imidazolidinone ring, through the carbon atom of R;the ring A is an unsubstituted phenyl or a substituted phenyl having 1 or 2 substituent(s) selected from the group consisting of lower alkyl, lower alkoxy, halogen, lower alkylthio, trihalogeno-lower alkyl and nitro;Y is vinylene group or ethynylene;m is a integer from 1 to 6 andn is 0, 1 or 2,or a pharmacetically acceptable salt thereof.These compounds aer useful as cerebral activators, anti-depressants and nootropic drugs.Type: GrantFiled: December 29, 1988Date of Patent: December 12, 1989Assignee: Tanabe Seiyaku Co., Ltd.Inventors: Mikio Takeda, Masaru Inage, Hiroshi Wada, Hajime Tamaki, Takashi Ochiai
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Patent number: 4529602Abstract: A method for the therapeutic treatment and/or prophylaxis of gastro-intestinal diseases using a sulfodehydroabietic acid of the formula: ##STR1## or a pharmaceutically acceptable salt thereof is disclosed.Type: GrantFiled: June 14, 1984Date of Patent: July 16, 1985Assignee: Tanabe Seiyaku Co., Ltd.Inventors: Hiroshi Wada, Masatoshi Kawamori, Hajime Tamaki, Yuichi Onoda