Patents by Inventor Hirofumi Yoshida
Hirofumi Yoshida 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).
-
Patent number: 11764334Abstract: A light emitting device includes a package having an upper surface and an upward-opening recess defined in a portion of the upper surface, at least one light-emitting element in the recess, a light-transmissive member covering the opening of the recess, and an antireflection film on a lower surface of the light-transmissive member, the antireflection film located between the lower surface of the light-transmissive member and an upper surface of the package at a location where a portion of the lower surface of the light-transmissive member is bonded to the upper surface of the package via the antireflection film. A coating film is disposed on at least a portion of an outer surfaces of the light emitting device, the portion including a region where the antireflection film located between the lower surface of the light-transmissive member and the upper surface of the package is exposed.Type: GrantFiled: January 20, 2022Date of Patent: September 19, 2023Assignee: NICHIA CORPORATIONInventors: Naoki Ishida, Takuya Yamanoi, Hirofumi Yoshida
-
Publication number: 20220140202Abstract: A light emitting device includes a package having an upper surface and an upward-opening recess defined in a portion of the upper surface, at least one light-emitting element in the recess, a light-transmissive member covering the opening of the recess, and an antireflection film on a lower surface of the light-transmissive member, the antireflection film located between the lower surface of the light-transmissive member and an upper surface of the package at a location where a portion of the lower surface of the light-transmissive member is bonded to the upper surface of the package via the antireflection film. A coating film is disposed on at least a portion of an outer surfaces of the light emitting device, the portion including a region where the antireflection film located between the lower surface of the light-transmissive member and the upper surface of the package is exposed.Type: ApplicationFiled: January 20, 2022Publication date: May 5, 2022Applicant: NICHIA CORPORATIONInventors: Naoki ISHIDA, Takuya YAMANOI, Hirofumi YOSHIDA
-
Publication number: 20220117486Abstract: An ophthalmic apparatus includes an inspection unit configured to inspect an eye to be inspected, a driving unit configured to drive the inspection unit, and a control unit configured to start control of the inspection unit and the driving unit based on an inspection protocol in response to a predetermined condition, the inspection protocol defining a series of control procedures for performing a plurality of inspections including an alignment adjustment for aligning the inspection unit with the eye to be inspected, wherein the control unit is configured to display results of the plurality of inspections and display information for accepting an instruction to retry a part of the plurality of inspections on a display unit.Type: ApplicationFiled: October 15, 2021Publication date: April 21, 2022Inventors: Hirofumi Yoshida, Yuki Shimozato, Hayato Shioda, Shinya Tanaka, Kazuhide Miyata, Ritsuya Tomita
-
Patent number: 11264541Abstract: A light emitting device includes a package having an upper surface and an upward-opening recess defined in a portion of the upper surface, at least one light-emitting element in the recess, a light-transmissive member covering the opening of the recess, and an antireflection film on a lower surface of the light-transmissive member, the antireflection film located between the lower surface of the light-transmissive member and an upper surface of the package at a location where a portion of the lower surface of the light-transmissive member is bonded to the upper surface of the package via the antireflection film. A coating film is disposed on at least a portion of an outer surfaces of the light emitting device, the portion including a region where the antireflection film located between the lower surface of the light-transmissive member and the upper surface of the package is exposed.Type: GrantFiled: March 6, 2020Date of Patent: March 1, 2022Assignee: NICHIA CORPORATIONInventors: Naoki Ishida, Takuya Yamanoi, Hirofumi Yoshida
-
Publication number: 20200287092Abstract: A light emitting device includes a package having an upper surface and an upward-opening recess defined in a portion of the upper surface, at least one light-emitting element in the recess, a light-transmissive member covering the opening of the recess, and an antireflection film on a lower surface of the light-transmissive member, the antireflection film located between the lower surface of the light-transmissive member and an upper surface of the package at a location where a portion of the lower surface of the light-transmissive member is bonded to the upper surface of the package via the antireflection film. A coating film is disposed on at least a portion of an outer surfaces of the light emitting device, the portion including a region where the antireflection film located between the lower surface of the light-transmissive member and the upper surface of the package is exposed.Type: ApplicationFiled: March 6, 2020Publication date: September 10, 2020Applicant: NICHIA CORPORATIONInventors: Naoki ISHIDA, Takuya YAMANOI, Hirofumi YOSHIDA
-
Publication number: 20200253470Abstract: Provided is an optical tomographic imaging apparatus including: a determination unit for determining whether or not an optical member for changing a field angle has been inserted between a scanning unit and an object to be inspected to change a field angle of an acquiring area of a tomographic image; and a switching unit for switching a value of at least one parameter among a control parameter of a control portion for the optical tomographic imaging apparatus, a signal processing parameter of a calculation processing portion, an image processing parameter, and an analysis processing parameter, based on a determination result from the determination unit. Accordingly, a preferred tomographic image of the object is acquired by switching values of various parameters to suitable values even when the optical member for changing a field angle is inserted to change the field angle of the acquiring area of the tomographic image.Type: ApplicationFiled: April 30, 2020Publication date: August 13, 2020Inventors: Akihito Uji, Nagahisa Yoshimura, Tomoyuki Makihira, Hirofumi Yoshida
-
Patent number: 10233929Abstract: A rotary compressor having two cylinders includes crankshaft having first eccentric portion and second eccentric portion connected to each other by connecting portion. The rotary compressor further includes two compressive elements that compress working fluid in cylinder as first piston inserted over first eccentric portion eccentrically rotates in accordance with rotation of crankshaft. Further, first piston inserted over first eccentric portion undergoes assembly by being inserted over first eccentric portion through second eccentric portion. Further, a releasing portion is provided at each of outer diameter portions of first eccentric portion and second eccentric portion.Type: GrantFiled: June 8, 2015Date of Patent: March 19, 2019Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Hiroaki Nakai, Hirofumi Yoshida, Shingo Oyagi, Yu Shiotani, Tsuyoshi Karino
-
Patent number: 10233930Abstract: A rotary compressor having two cylinders includes crankshaft having first eccentric portion and second eccentric portion connected to each other by connecting portion. The rotary compressor further includes two compressive elements that compress working fluid in cylinder as first piston inserted over first eccentric portion eccentrically rotates in accordance with rotation of crankshaft. Further, first piston inserted over first eccentric portion undergoes assembly by being inserted over first eccentric portion through second eccentric portion. Further, a releasing portion is provided at each of outer diameter portions of first eccentric portion and second eccentric portion.Type: GrantFiled: June 8, 2018Date of Patent: March 19, 2019Assignee: Panasonic Intellectual Property Management Co., Ltd.Inventors: Hiroaki Nakai, Hirofumi Yoshida, Shingo Oyagi, Yu Shiotani, Tsuyoshi Karino
-
Patent number: 10165942Abstract: Focus adjustment is enabled with respect to an object to be inspected even when an optical member for changing a field angle is inserted in order to change the field angle of an acquiring area of a tomographic image, and a clear tomographic image with a focus on the object to be inspected is acquired. In an optical tomographic imaging apparatus, an optical system includes a focus lens configured to focus a measuring light on the object to be inspected. The optical tomographic imaging apparatus includes a unit configured to compensate, when an optical member for changing a field angle is inserted between a scanning unit and the object to be inspected in order to change the field angle of an acquiring area of a tomographic image, a change in a focus position of the focus lens in association with the inserting.Type: GrantFiled: January 7, 2016Date of Patent: January 1, 2019Assignee: Canon Kabushiki KaishaInventors: Akihito Uji, Nagahisa Yoshimura, Hirofumi Yoshida, Tomoyuki Makihira
-
Publication number: 20180353063Abstract: Provided is an optical tomographic imaging apparatus including: a determination unit for determining whether or not an optical member for changing a field angle has been inserted between a scanning unit and an object to be inspected to change a field angle of an acquiring area of a tomographic image; and a switching unit for switching a value of at least one parameter among a control parameter of a control portion for the optical tomographic imaging apparatus, a signal processing parameter of a calculation processing portion, an image processing parameter, and an analysis processing parameter, based on a determination result from the determination unit. Accordingly, a preferred tomographic image of the object is acquired by switching values of various parameters to suitable values even when the optical member for changing a field angle is inserted to change the field angle of the acquiring area of the tomographic image.Type: ApplicationFiled: January 7, 2016Publication date: December 13, 2018Inventors: Akihito Uji, Nagahisa Yoshimura, Tomoyuki Makihira, Hirofumi Yoshida
-
Publication number: 20180291899Abstract: A rotary compressor having two cylinders includes crankshaft having first eccentric portion and second eccentric portion connected to each other by connecting portion. The rotary compressor further includes two compressive elements that compress working fluid in cylinder as first piston inserted over first eccentric portion eccentrically rotates in accordance with rotation of crankshaft. Further, first piston inserted over first eccentric portion undergoes assembly by being inserted over first eccentric portion through second eccentric portion. Further, a releasing portion is provided at each of outer diameter portions of first eccentric portion and second eccentric portion.Type: ApplicationFiled: June 8, 2018Publication date: October 11, 2018Inventors: Hiroaki NAKAI, Hirofumi YOSHIDA, Shingo OYAGI, Yu SHIOTANI, Tsuyoshi KARINO
-
Patent number: 10028656Abstract: An optical coherence tomographic apparatus which obtains a tomographic image of an object based on light obtained by combining return light from the object irradiated with measurement light through a first lens and reference light corresponding to the measurement light, the apparatus comprises a scanning unit provided on an optical path of the measurement light and configured to scan the measurement light on the object; a second lens disposed between the scanning unit and the object; an optical path branching unit disposed between the first lens and the second lens and configured to make the optical path of the measurement light branch off to an observation optical path for observation of the object; a dividing unit that splits light emitted from a light source into the measurement light and the reference light; and a focus lens disposed between the dividing and scanning units.Type: GrantFiled: February 3, 2016Date of Patent: July 24, 2018Assignee: Canon Kabushiki KaishaInventor: Hirofumi Yoshida
-
Patent number: 9955866Abstract: An optical tomographic imaging apparatus includes a first lens having a first focal length, a second lens having a second focal length longer that the first focal length, a scanning unit disposed at a focal position of the second lens, and an optical path branching unit disposed between the first and second lenses. An observation optical path located on a transmission optical path of the optical path branching unit, and an optical path of measurement light located on a reflection optical path of the optical path branching unit. The second lens is disposed on the optical path of the measurement light between the first lens and the scanning unit, such that an angle at which the measurement light scanned by the scanning unit is incident on the optical path branching unit is maintained substantially unchanged during scanning.Type: GrantFiled: July 18, 2016Date of Patent: May 1, 2018Assignee: Canon Kabushiki KaishaInventors: Kenji Muto, Hirofumi Yoshida
-
Patent number: 9919384Abstract: A light emitting device includes a package having a recess, a light emitting element disposed in the recess, a light-transmissive member covering an opening of the recess, and a frame member bonded to the package. The light-transmissive member is held by and between the package and the frame member.Type: GrantFiled: June 16, 2015Date of Patent: March 20, 2018Assignee: NICHIA CORPORATIONInventors: Toshiya Igata, Hirofumi Yoshida
-
Publication number: 20170332898Abstract: Focus adjustment is enabled with respect to an object to be inspected even when an optical member for changing a field angle is inserted in order to change the field angle of an acquiring area of a tomographic image, and a clear tomographic image with a focus on the object to be inspected is acquired. In an optical tomographic imaging apparatus, an optical system includes a focus lens configured to focus a measuring light on the object to be inspected. The optical tomographic imaging apparatus includes a unit configured to compensate, when an optical member for changing a field angle is inserted between a scanning unit and the object to be inspected in order to change the field angle of an acquiring area of a tomographic image, a change in a focus position of the focus lens in association with the inserting.Type: ApplicationFiled: January 7, 2016Publication date: November 23, 2017Applicant: CANON KABUSHIKI KAISHAInventors: Akihito Uji, Nagahisa Yoshimura, Hirofumi Yoshida, Tomoyuki Makihira
-
Publication number: 20170167487Abstract: A rotary compressor having two cylinders includes crankshaft having first eccentric portion and second eccentric portion connected to each other by connecting portion. The rotary compressor further includes two compressive elements that compress working fluid in cylinder as first piston inserted over first eccentric portion eccentrically rotates in accordance with rotation of crankshaft. Further, first piston inserted over first eccentric portion undergoes assembly by being inserted over first eccentric portion through second eccentric portion. Further, a releasing portion is provided at each of outer diameter portions of first eccentric portion and second eccentric portion.Type: ApplicationFiled: June 8, 2015Publication date: June 15, 2017Inventors: HIROAKI NAKAI, HIROFUMI YOSHIDA, SHINGO OYAGI, YU SHIOTANI, TSUYOSHI KARINO
-
Patent number: 9568004Abstract: A rotary compressor (100) includes a closed casing (1), a cylinder (15), a piston (28), a lower bearing member (7), a vane (33), a suction port (20), a discharge port (41), and a partition member (10). The partition member (10) is attached to the lower bearing member (7) so as to form a refrigerant discharge space (52) serving as a flow path of a refrigerant discharged from a discharge chamber (26b) through the discharge port (41). The lower bearing member (7) is provided with a first recess (7t) on the same side as the suction port (20) with respect to a reference plane, the reference plane being a plane including a central axis of the cylinder (15) and a center of the vane (33) when the vane (33) protrudes maximally toward the central axis of the cylinder (15). A portion of oil stored in an oil reservoir (22) flows into the first recess (7t), and thereby an oil retaining portion (53) is formed.Type: GrantFiled: November 14, 2012Date of Patent: February 14, 2017Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Takeshi Ogata, Yu Shiotani, Takumi Hikichi, Kentaro Shii, Tadayoshi Shoyama, Masanobu Wada, Hiroshi Hasegawa, Hirofumi Yoshida, Hiroaki Nakai, Akira Hiwata, Daisuke Funakosi, Ryuichi Ohno, Tsuyoshi Karino
-
Patent number: 9538913Abstract: An ophthalmic system including an ophthalmic apparatus for acquiring an image of an anterior portion of a subject's eye and a tomographic image of the subject's eye includes a display control unit configured to cause a display unit to display the image of the anterior eye portion and the tomographic image, and an instruction unit configured to, if a pointer which indicates a point on the display unit is on the image of the anterior eye portion, give an instruction to change a distance between the subject's eye and the ophthalmic apparatus, and if the pointer is on the tomographic image, give an instruction to change the position of a coherence gate.Type: GrantFiled: March 28, 2012Date of Patent: January 10, 2017Assignee: Canon Kabushiki KaishaInventor: Hirofumi Yoshida
-
Patent number: 9512841Abstract: A rotary compressor (100) includes a closed casing (1), a cylinder (15), a piston (28), a lower bearing member (72), a vane (33), a suction port (20), a discharge port (41), and a partition member (64). The partition member (64) is attached to the lower bearing member (72) so as to form a space enclosed by the partition member (64) and the lower bearing member (72) at a position adjacent to the lower bearing member (72). A portion of an oil stored in the oil reservoir (22) flows into the enclosed space, and thereby an oil retaining portion (53) is formed. The oil retaining portion (53) is located on the same side as the suction port (20) with respect to a reference plane (H1).Type: GrantFiled: November 14, 2012Date of Patent: December 6, 2016Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Takeshi Ogata, Yu Shiotani, Takumi Hikichi, Kentaro Shii, Tadayoshi Shoyama, Masanobu Wada, Hiroshi Hasegawa, Hirofumi Yoshida, Hiroaki Nakai, Akira Hiwata, Daisuke Funakosi, Ryuichi Ohno, Tsuyoshi Karino
-
Publication number: 20160324417Abstract: An optical tomographic imaging apparatus includes a first lens having a first focal length, a second lens having a second focal length longer that the first focal length, a scanning unit disposed at a focal position of the second lens, and an optical path branching unit disposed between the first and second lenses. An observation optical path located on a transmission optical path of the optical path branching unit, and an optical path of measurement light located on a reflection optical path of the optical path branching unit. The second lens is disposed on the optical path of the measurement light between the first lens and the scanning unit, such that an angle at which the measurement light scanned by the scanning unit is incident on the optical path branching unit is maintained substantially unchanged during scanning.Type: ApplicationFiled: July 18, 2016Publication date: November 10, 2016Inventors: Kenji Muto, Hirofumi Yoshida