Patents by Inventor Takuma INAMI
Takuma INAMI 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: 12291271Abstract: An electric-vehicle-body structure includes a floor panel constituting a floor of an occupant space, a center frame disposed to be higher than and away from the floor panel at a vehicle-width-direction central portion of the occupant space, extending in a front-rear direction, and including a bend portion at an intermediate portion, and a connecting member connecting the bend portion to the floor panel.Type: GrantFiled: September 8, 2022Date of Patent: May 6, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Takuma Inami, Nobuyuki Nakayama, Hiroyuki Baba
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Patent number: 12291276Abstract: A vehicle-body structure includes a floor panel constituting a floor of an occupant space, a center frame disposed to be higher than and away from the floor panel at a vehicle-width-direction central portion of the occupant space and extending in a front-rear direction, a cross member extending and intersecting the center frame in a plan view in the occupant space, and a connecting member extending upward from the cross member, having an upper portion fixed to the center frame, and connecting the center frame to the cross member.Type: GrantFiled: September 8, 2022Date of Patent: May 6, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Takuma Inami, Nobuyuki Nakayama, Hiroyuki Baba
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Patent number: 12286019Abstract: A vehicle-body structure both protects a battery and provides a routing member below a floor panel that improves underfloor aerodynamic performance. Embodiments of a vehicle-body structure may include: a routing member that extends in a vehicle front-rear direction on a vehicle-width-direction outer side of a battery frame below a floor panel; a cover member that extends from a lower side of a battery to a lower side of the routing member; battery-frame fixation portions that fix the battery frame to side sills; and cover-member fixation portions that fix a vehicle-width-direction end portion of the cover member to the side sills. The routing member and the battery-frame fixation portions may be positioned on a vehicle-width-direction inner side of the cover-member fixation portions.Type: GrantFiled: September 7, 2022Date of Patent: April 29, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Takuma Inami, Nobuyuki Nakayama, Hiroyuki Baba, Hiroshi Tanaka
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Patent number: 12275458Abstract: To increase the stiffness of a floor panel while maintaining a large foot space for a rear-seat passenger. A vehicle-body structure includes a floor panel constituting a floor provided with front-row and rear-row seats, and a center frame disposed to be higher than and away from the floor panel at a vehicle-width-direction central portion and extending in a vehicle front-rear direction. A recessed portion having a bottom surface on which the feet of a passenger sitting on the rear-row seat can be placed is formed at the floor panel. The floor panel includes a cross member extending in a vehicle width direction at a rear portion of the recessed portion. A rear portion of the center frame is connected to the cross member.Type: GrantFiled: September 8, 2022Date of Patent: April 15, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Takuma Inami, Nobuyuki Nakayama, Hiroyuki Baba, Takashi Hirakawa, Hideaki Hoshuyama, Takayuki Kimura, Takehiro Kamei
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Patent number: 12246777Abstract: A vehicle-body structure may include a floor panel, a dash panel extending upward from a vehicle front portion of the floor panel and partitioning a vehicle front portion of an occupant space, a cooler disposed on a vehicle front side of the dash panel, a control device disposed in the occupant space, and a supply pipe through which a heat exchange medium subjected to heat exchange at a heat exchanger is supplied to the control device. The heat exchanger may be closer to the control device than a powertrain PT mounted on an automobile.Type: GrantFiled: September 8, 2022Date of Patent: March 11, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Hiroshi Tanaka, Takuma Inami, Nobuyuki Nakayama, Hiroyuki Baba
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Patent number: 12240529Abstract: To increase an effect of absorbing an impact load from a vehicle front side. A vehicle-body structure includes a left-side suspension support member supporting a front suspension, a center frame disposed higher than and away from a floor panel at a vehicle-width-direction central portion of an occupant space and extending in a vehicle front-rear direction, a left-side front frame connected to a front portion of the center frame and extending to the left-side suspension support member, a right-side front frame connected to the front portion of the center frame and extending to a right-side suspension support member, and a connection member that connects the floor panel and at least one of a rear portion of the left-side front frame, a rear portion of the right-side front frame, and the front portion of the center frame.Type: GrantFiled: September 8, 2022Date of Patent: March 4, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Takuma Inami, Nobuyuki Nakayama, Hiroyuki Baba, Hiroaki Fujii
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Patent number: 12233946Abstract: To sufficiently improve the distortion stiffness of a vehicle body in a case in which no floor tunnel largely bulging upward from a floor panel is provided. A vehicle-body structure includes a floor panel constituting a floor of an occupant space including a seat on which a passenger is to sit, a cross member provided at a rear portion of the floor panel and extending in a vehicle width direction, a center frame disposed to be higher than and away from the floor panel at a vehicle-width-direction central portion of the occupant space and extending in a vehicle front-rear direction, and a connecting member connecting the cross member and a rear portion of the center frame.Type: GrantFiled: September 6, 2022Date of Patent: February 25, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Takuma Inami, Nobuyuki Nakayama, Hiroyuki Baba, Takashi Hirakawa, Hideaki Hoshuyama, Tsuneki Shimanaka
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Patent number: 12233699Abstract: A vehicle-body structure increases comfort inside a vehicle cabin and improves vehicle-body stiffness. A battery housing portion in which a battery is housed and a battery non-housing portion in which the battery is not housed are provided alongside in a vehicle front-rear direction below the vehicle cabin. A second frame portion disposed at the battery non-housing portion is larger than a first frame portion disposed at the battery housing portion in a vehicle width direction.Type: GrantFiled: September 7, 2022Date of Patent: February 25, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Takuma Inami, Nobuyuki Nakayama, Hiroyuki Baba, Hiroshi Tanaka
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Patent number: 12227229Abstract: To decrease the retraction amount of a traveling motor at front collision. A vehicle-body structure includes a floor panel constituting a floor of an occupant space including a seat on which a passenger sits, a center frame disposed to be higher than and away from the floor panel at a vehicle-width-direction central portion of the occupant space and extending in a vehicle front-rear direction, and a connecting member extending upward from the floor panel, having an upper portion fixed to the center frame, and connecting the center frame to the floor panel. A traveling motor is arranged on a vehicle front side of the connecting member.Type: GrantFiled: September 8, 2022Date of Patent: February 18, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Takuma Inami, Nobuyuki Nakayama, Hiroyuki Baba, Hiroaki Fujii
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Patent number: 12208759Abstract: To improve protection performance for a pedestrian colliding with a front portion of a traveling vehicle, a front bumper includes a bumper fascia, a front grill, and decorative member. The disposition position and shape of a bumper reinforcement are set such that the bumper reinforcement is positioned inside an opening of the bumper fascia in a front view. Cross members are arranged at higher and lower positions than the decorative member and extend toward a vehicle-width-direction outer side beyond the bumper reinforcement.Type: GrantFiled: September 8, 2022Date of Patent: January 28, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Takuma Inami, Nobuyuki Nakayama, Hiroyuki Baba, Mitsuru Wakabayashi, Koji Miyamoto
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Patent number: 12202548Abstract: To suppress damage on a bonnet at light collision, a vehicle-body structure includes rear-portion crush cans that perform compressive deformation when a first predetermined load is applied, and front-portion crush cans that perform compressive deformation when a second predetermined load smaller than the first predetermined load is applied. A front portion of a bonnet is positioned on a vehicle rear side of front portions of the rear-portion crush cans.Type: GrantFiled: September 21, 2022Date of Patent: January 21, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Takuma Inami, Nobuyuki Nakayama, Hiroyuki Baba, Mitsuru Wakabayashi, Koji Miyamoto, Masaki Motoki, Manabu Tatsuda
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Patent number: 12187211Abstract: To suppress deformation of a vehicle cabin by efficiently absorbing an impact load obliquely from a vehicle front side, a vehicle-body front structure includes an upper-side cross member, a lower-side cross member, upper-side impact absorption members that support respective ones of both vehicle-width-direction sides of the upper-side cross member, and lower-side impact absorption members that support respective ones of both vehicle-width-direction sides of the lower-side cross member. The upper-side impact absorption members and the lower-side impact absorption members are each positioned farther on a vehicle-width-direction outer side at a position farther on a vehicle front side.Type: GrantFiled: September 9, 2022Date of Patent: January 7, 2025Assignee: MAZDA MOTOR CORPORATIONInventors: Takuma Inami, Nobuyuki Nakayama, Hiroyuki Baba, Mitsuru Wakabayashi, Koji Miyamoto, Masaki Motoki, Manabu Tatsuda
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Patent number: 12157425Abstract: To improve protection performance for a pedestrian colliding with a front portion of a traveling vehicle, a front bumper includes a bumper fascia, a front grill, and a decorative member. The decorative member includes a left part extending along a left edge portion of an opening, and a right part extending along a right edge portion of the opening. A left end portion of a bumper reinforcement is positioned on a right side of the left part of the decorative member. A right end portion of the bumper reinforcement is positioned on a left side of the right part of the decorative member.Type: GrantFiled: September 7, 2022Date of Patent: December 3, 2024Assignee: MAZDA MOTOR CORPORATIONInventors: Takuma Inami, Nobuyuki Nakayama, Hiroyuki Baba, Mitsuru Wakabayashi, Koji Miyamoto
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Publication number: 20230182827Abstract: To sufficiently improve the distortion stiffness of a vehicle body in a case in which no floor tunnel largely bulging upward from a floor panel is provided. A vehicle-body structure includes a floor panel constituting a floor of an occupant space including a seat on which a passenger is to sit, a cross member provided at a rear portion of the floor panel and extending in a vehicle width direction, a center frame disposed to be higher than and away from the floor panel at a vehicle-width-direction central portion of the occupant space and extending in a vehicle front-rear direction, and a connecting member connecting the cross member and a rear portion of the center frame.Type: ApplicationFiled: September 6, 2022Publication date: June 15, 2023Applicant: Mazda Motor CorporationInventors: Takuma INAMI, Nobuyuki NAKAYAMA, Hiroyuki BABA, Takashi HIRAKAWA, Hideaki HOSHUYAMA, Tsuneki SHIMANAKA
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Publication number: 20230114224Abstract: A vehicle-body structure includes a floor panel constituting a floor of an occupant space, a center frame disposed to be higher than and away from the floor panel at a vehicle-width-direction central portion of the occupant space and extending in a front-rear direction, a cross member extending and intersecting the center frame in a plan view in the occupant space, and a connecting member extending upward from the cross member, having an upper portion fixed to the center frame, and connecting the center frame to the cross member.Type: ApplicationFiled: September 8, 2022Publication date: April 13, 2023Applicant: Mazda Motor CorporationInventors: Takuma INAMI, Nobuyuki NAKAYAMA, Hiroyuki BABA
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Publication number: 20230112413Abstract: A vehicle-body structure includes a floor panel constituting a floor of an occupant space, a center frame disposed to be higher than and away from the floor panel at a vehicle-width-direction central portion of the occupant space and extending in a front-rear direction, and connecting members each extending upward from the floor panel, having an upper portion fixed to the center frame, and connecting the center frame to the floor panel.Type: ApplicationFiled: September 7, 2022Publication date: April 13, 2023Applicant: Mazda Motor CorporationInventors: Takuma INAMI, Nobuyuki NAKAYAMA, Hiroyuki BABA
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Publication number: 20230099466Abstract: To suppress deformation of a vehicle cabin by efficiently absorbing an impact load obliquely from a vehicle front side, a vehicle-body front structure includes an upper-side cross member, a lower-side cross member, upper-side impact absorption members that support respective ones of both vehicle-width-direction sides of the upper-side cross member, and lower-side impact absorption members that support respective ones of both vehicle-width-direction sides of the lower-side cross member. The upper-side impact absorption members and the lower-side impact absorption members are each positioned farther on a vehicle-width-direction outer side at a position farther on a vehicle front side.Type: ApplicationFiled: September 9, 2022Publication date: March 30, 2023Applicant: Mazda Motor CorporationInventors: Takuma INAMI, Nobuyuki NAKAYAMA, Hiroyuki BABA, Mitsuru WAKABAYASHI, Koji MIYAMOTO, Masaki MOTOKI, Manabu TATSUDA
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Publication number: 20230095256Abstract: A vehicle-body structure may include a floor panel, a dash panel extending upward from a vehicle front portion of the floor panel and partitioning a vehicle front portion of an occupant space, a cooler disposed on a vehicle front side of the dash panel, a control device disposed in the occupant space, and a supply pipe through which a heat exchange medium subjected to heat exchange at a heat exchanger is supplied to the control device. The heat exchanger may be closer to the control device than a powertrain PT mounted on an automobile.Type: ApplicationFiled: September 8, 2022Publication date: March 30, 2023Applicant: Mazda Motor CorporationInventors: Hiroshi TANAKA, Takuma INAMI, Nobuyuki NAKAYAMA, Hiroyuki BABA
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Publication number: 20230094086Abstract: A vehicle-body structure includes a first floor panel constituting a floor of an occupant space, a dash panel, a second floor panel provided on a vehicle rear side of the occupant space, a connection panel connecting a rear portion of the first floor panel and a front portion of the second floor panel, and a center frame disposed to be higher than and away from the first floor panel at a vehicle-width-direction central portion of the occupant space and extending in a front-rear direction. A front portion of the center frame is connected to the dash panel. A rear portion of the center frame is connected to the connection panel.Type: ApplicationFiled: September 8, 2022Publication date: March 30, 2023Applicant: Mazda Motor CorporationInventors: Takuma INAMI, Nobuyuki NAKAYAMA, Hiroyuki BABA
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Publication number: 20230100068Abstract: A vehicle-body structure may include a floor panel, a center frame disposed to be higher than and away from the floor panel, and an air-conditioning device. The air-conditioning device may include an air distribution portion that is positioned higher than a front portion of the center frame and distributes generated air-conditioned air to each portion of an occupant space, and under-feet ducts that guide air-conditioned air to a lower side. The under-feet ducts each may extend downward from the upper side of the center frame through a vehicle-width-direction outer side of the center frame.Type: ApplicationFiled: September 8, 2022Publication date: March 30, 2023Applicant: Mazda Motor CorporationInventors: Takuma INAMI, Nobuyuki NAKAYAMA, Hiroyuki BABA, Hiroshi TANAKA