Patents by Inventor Masato Kitashou
Masato Kitashou 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: 11673447Abstract: An operator seat is arranged in a cab. An air-conditioning unit is arranged in front of the operator seat. A lower window through which the outside can be seen from the inside of the cab is arranged in front of the operator seat and laterally to the air-conditioning unit.Type: GrantFiled: June 4, 2018Date of Patent: June 13, 2023Assignee: KOMATSU LTD.Inventors: Hirofumi Wada, Masato Kitashou, Yuuki Shimasaki, Kazunari Shinagawa, Takushi Izawa, Kenichi Muramoto, Junichirou Imai, Izumi Nakade, Hidenori Tatsuta, Masahiko Hamaguchi
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Publication number: 20210354766Abstract: An operator seat is arranged in a cab. An air-conditioning unit is arranged in front of the operator seat. A lower window through which the outside can be seen from the inside of the cab is arranged in front of the operator seat and laterally to the air-conditioning unit.Type: ApplicationFiled: June 4, 2018Publication date: November 18, 2021Applicant: KOMATSU LTD.Inventors: Hirofumi WADA, Masato KITASHOU, Yuuki SHIMASAKI, Kazunari SHINAGAWA, Takushi IZAWA, Kenichi MURAMOTO, Junichirou IMAI, Izumi NAKADE, Hidenori TATSUTA, Masahiko HAMAGUCHI
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Patent number: 11155981Abstract: Each of a pair of rear side face windows of a cab extends rearward from each of a pair of rearmost pillars. A rear face window is connected to each of the pair of rear side face windows and located in the rear of the rearmost pillars. The rear face window is inclined such that an upper portion thereof is located more rearward than a lower portion thereof, and it is entirely made of glass from a first rear side face window representing one of the pair of rear side face windows to a second rear side face window representing the other of the pair of rear side face windows.Type: GrantFiled: August 2, 2018Date of Patent: October 26, 2021Assignee: KOMATSU LTD.Inventors: Hidenori Tatsuta, Masato Kitashou, Shohei Ikejiri, Masahiko Hamaguchi, Hirofumi Wada
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Publication number: 20190345689Abstract: Each of a pair of rear side face windows of a cab extends rearward from each of a pair of rearmost pillars. A rear face window is connected to each of the pair of rear side face windows and located in the rear of the rearmost pillars. The rear face window is inclined such that an upper portion thereof is located more rearward than a lower portion thereof, and it is entirely made of glass from a first rear side face window representing one of the pair of rear side face windows to a second rear side face window representing the other of the pair of rear side face windows.Type: ApplicationFiled: August 2, 2018Publication date: November 14, 2019Applicant: KOMATSU LTD.Inventors: Hidenori TATSUTA, Masato KITASHOU, Shohei IKEJIRI, Masahiko HAMAGUCHI, Hirofumi WADA
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Patent number: 9399854Abstract: A work vehicle cab includes a floor, a ceiling, a left supporting member, a right supporting member, a front panel, a front panel reinforcement member, a front-left pillar, and a front-right pillar. The ceiling is arranged above the floor. The left supporting member extends upward from the front section of the floor. The right supporting member extends upward from the front section of the floor. The front panel is arranged between the left supporting member and the right supporting member. The front panel reinforcement member, arranged above the front panel, extends in a left-right direction and connects the left supporting member and the right supporting member. The front-left pillar extends from the front section of the ceiling to the front panel reinforcement member. The front-right pillar extends from the front section of the ceiling to the front panel reinforcement member.Type: GrantFiled: March 28, 2014Date of Patent: July 26, 2016Assignee: KOMATSU LTD.Inventors: Masato Kitashou, Makoto Yomogita, Naoki Kimura, Masahiko Hamaguchi, Junichi Suneya, Takanori Yamahata
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Patent number: 9193395Abstract: A cab body has a panel section. The panel section includes a concave section that is recessed upward. A floor frame includes a convex section and supports the cab body. The convex section has a shape that protrudes facing upward and is arranged to protrude from the concave section. A seal member seals a gap between the concave section and the convex section. The seal member has a first contact surface, a second contact surface, and an inclined surface. The first contact surface contacts the convex section. The second contact surface contacts the panel section. The inclined surface is inclined with regard to the first contact surface and the second contact surface. A bracket has an attachment section and a pressing surface. The attachment section is attached to the panel section. The pressing surface presses the inclined surface.Type: GrantFiled: March 28, 2014Date of Patent: November 24, 2015Assignee: KOMATSU LTD.Inventors: Masato Kitashou, Makoto Yomogita, Naoki Kimura, Masahiko Hamaguchi, Junichi Suneya, Takanori Yamahata
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Publication number: 20150298748Abstract: A cab body has a panel section. The panel section includes a concave section which that is recessed upward. A floor frame includes a convex section and supports the cab body. The convex section has a shape that protrudes facing upward and is arranged to protrude from the concave section. A seal member seals a gap between the concave section and the convex section. The seal member has a first contact surface, a second contact surface, and an inclined surface. The first contact surface contacts the convex section. The second contact surface contacts the panel section. The inclined surface is inclined with regard to the first contact surface and the second contact surface. A bracket has an attachment section and a pressing surface. The attachment section is attached to the panel section. The pressing surface presses the inclined surface.Type: ApplicationFiled: March 28, 2014Publication date: October 22, 2015Applicant: KOMATSU LTDInventors: Masato KITASHOU, Makoto YOMOGITA, Naoki KIMURA, Masahiko HAMAGUCHI, Junichi SUNEYA, Takanori YAMAHATA
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Publication number: 20150275479Abstract: A work vehicle cab includes a floor, a ceiling, a left supporting member, a right supporting member, a front panel, a front panel reinforcement member, a front-left pillar, and a front-right pillar. The ceiling is arranged above the floor. The left supporting member extends upward from the front section of the floor. The right supporting member extends upward from the front section of the floor. The front panel is arranged between the left supporting member and the right supporting member. The front panel reinforcement member, arranged above the front panel, extends in a left-right direction and connects the left supporting member and the right supporting member. The front-left pillar extends from the front section of the ceiling to the front panel reinforcement member. The front-right pillar extends from the front section of the ceiling to the front panel reinforcement member.Type: ApplicationFiled: March 28, 2014Publication date: October 1, 2015Inventors: Masato Kitashou, Makoto Yomogita, Naoki Kimura, Masahiko Hamaguchi, Junichi Suneya, Takanori Yamahata
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Patent number: D873868Type: GrantFiled: November 9, 2018Date of Patent: January 28, 2020Assignee: KOMATSU LTD.Inventors: Teruhisa Iwata, Masahiko Hamaguchi, Hirofumi Wada, Jun Itou, Masato Kitashou, Hidenori Tatsuta
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Patent number: D874524Type: GrantFiled: November 9, 2018Date of Patent: February 4, 2020Assignee: KOMATSU LTD.Inventors: Teruhisa Iwata, Masahiko Hamaguchi, Hirofumi Wada, Jun Itou, Masato Kitashou