Patents by Inventor Naomichi KANEI
Naomichi KANEI 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: 11594382Abstract: Provided is a solar cell module including photoelectric conversion elements, wherein each of the photoelectric conversion elements includes a first substrate, and a first electrode, a hole blocking layer, an electron transport layer, a hole transport layer, a second electrode, and a second substrate on the first substrate, and a sealing member between the first substrate and the second substrate, and wherein, within at least two of the photoelectric conversion elements adjacent to each other, the hole-blocking layers are not extended to each other but the hole transport layers are in a state of a continuous layer where the hole transport layers are extended to each other.Type: GrantFiled: February 19, 2019Date of Patent: February 28, 2023Assignee: RICOH COMPANY, LTD.Inventors: Yuuji Tanaka, Tamotsu Horiuchi, Nozomu Tamoto, Takahiro Ide, Naomichi Kanei
-
Patent number: 11575095Abstract: Provided is a photoelectric conversion device including: a support; a charge-transporting layer including an organic charge-transporting material or a sensitizing dye electrode layer including an organic sensitizing dye, where the charge-transporting layer or the sensitizing dye electrode layer is disposed on the support; and a ceramic film disposed on the charge-transporting layer or the sensitizing dye electrode layer.Type: GrantFiled: January 22, 2019Date of Patent: February 7, 2023Assignee: Ricoh Company, Ltd.Inventors: Daisuke Kubo, Hidetoshi Kami, Suzuka Nozoe, Tomoharu Asano, Tetsuya Toshine, Nozomu Tamoto, Yuuji Tanaka, Naomichi Kanei
-
Publication number: 20220392714Abstract: A photoelectric conversion element including: a first substrate; a first electrode; a photoelectric conversion layer; a second electrode; and a second substrate, wherein the photoelectric conversion element includes a sealing part sealing at least the photoelectric conversion layer, the sealing part is disposed so as to surround periphery of the photoelectric conversion layer, and a width of the sealing part disposed at each side has a minimum width A and a maximum width B in a width direction, and a ratio (B/A) of the maximum width B to the minimum width A is 1.02 or more but 5.0 or less.Type: ApplicationFiled: November 30, 2020Publication date: December 8, 2022Inventors: Naomichi KANEI, Tamotsu HORIUCHI, Yuuji TANAKA, Nozomu TAMOTO, Tetsuya HONDA
-
Patent number: 11522495Abstract: A photoelectric conversion module includes a substrate, a photoelectric conversion element mounted on the substrate, and a connector mounted on the substrate, the connector including a terminal that is electrically coupled to the photoelectric conversion element, wherein the connector is configured such that coupling the connector to a connector of another photoelectric conversion module causes the photoelectric conversion element to be electrically coupled to a photoelectric conversion element of the another photoelectric conversion module.Type: GrantFiled: May 28, 2020Date of Patent: December 6, 2022Assignee: Ricoh Company, Ltd.Inventors: Takahiro Ide, Naomichi Kanei
-
Patent number: 11502264Abstract: A photoelectric conversion element including: a first electrode; a hole blocking layer; a photoelectric conversion layer; a second electrode; a third electrode; a photoelectric conversion part in which the first electrode, the hole blocking layer, the photoelectric conversion layer, and the second electrode are stacked; an electrode contact part in which the second electrode is in contact with the third electrode; and a division part dividing the photoelectric conversion part and the electrode contact part, wherein an area (S1) where the second electrode is in contact with the third electrode in the electrode contact part and an area (S2) of the photoelectric conversion part satisfy expression (1) below: 1.0×10?5?100×(S1/S2) . . . expression (1).Type: GrantFiled: February 25, 2021Date of Patent: November 15, 2022Assignee: RICOH COMPANY, LTD.Inventors: Naomichi Kanei, Nozomu Tamoto, Yuuji Tanaka, Tamotsu Horiuchi
-
Publication number: 20220302399Abstract: A photoelectric conversion element includes a first electrode section; a second electrode section; an electron-transporting section between the first electrode section and the second electrode section; a light-absorbing section; and a hole-transporting section. The hole-transporting section has a peak that reaches maximum at a Raman shift of 1575 cm?1±10 cm?1 and a peak that reaches maximum at a Raman shift of 1606 cm ?1±10 cm?1 in a Raman spectrum obtained by emitting laser light having a wavelength of 532 nm; and has a peak intensity ratio A/B of 0.80 or more, the peak intensity ratio A/B being obtained from a maximum peak intensity A of the peak that reaches maximum at 1575 cm?1±10 cm?1 and a maximum peak intensity B of the peak that reaches maximum at 1606 cm?1±10 cm?1.Type: ApplicationFiled: June 9, 2020Publication date: September 22, 2022Applicant: Ricoh Company, Ltd.Inventors: Nozomu Tamoto, Yuuji Tanaka, Tamotsu Horiuchi, Naomichi Kanei, Takahiro Ide, Yoshiaki Masuda
-
Publication number: 20220102651Abstract: Provided is a photoelectric conversion element including a first electrode, an electron-transporting layer, a hole-transporting layer, and a second electrode, wherein the hole-transporting layer includes a hole-transporting material, an alkali metal salt, and a hypervalent iodine compound.Type: ApplicationFiled: January 30, 2020Publication date: March 31, 2022Applicant: Ricoh Company, Ltd.Inventors: Yuuji TANAKA, Tamotsu Horiuchi, Nozomu Tamoto, Naomichi Kanei, Takahiro lde, Tetsuya Honda, Masana Shiba
-
Publication number: 20210366662Abstract: A solar cell module (100) including: a substrate (1); and a plurality of photoelectric conversion elements disposed on the substrate (1), each of the plurality of photoelectric conversion elements including a first electrode (2a, 2b), an electron transport layer (3, 4), a perovskite layer (5), a hole transport layer (6), and a second electrode (7a, 7b), wherein, within at least two of the photoelectric conversion elements adjacent to each other, the hole transport layers (6) are continuous with each other, and the first electrodes (2a, 2b), the electron transport layers (3, 4), and the perovskite layers (5) are separated by the hole transport layer (6) within the at least two of the photoelectric conversion elements adjacent to each other.Type: ApplicationFiled: September 25, 2019Publication date: November 25, 2021Inventors: Tamotsu HORIUCHI, Nozomu TAMOTO, Takahiro IDE, Yuuji TANAKA, Naomichi KANEI
-
Publication number: 20210296597Abstract: A photoelectric conversion element including: a first electrode; an electron-transporting layer; a hole-transporting layer; and a second electrode. The electron-transporting layer, the hole-transporting layer, and the second electrode are on or above the first electrode. The second electrode includes a charge-collecting layer. The charge-collecting layer includes a conductive nanowire and a conductive polymer that covers at least part of the conductive nanowire and is stacked on the hole-transporting layer.Type: ApplicationFiled: March 17, 2021Publication date: September 23, 2021Inventors: Yuuji TANAKA, Nozomu TAMOTO, Naomichi KANEI, Masato TANAKA, Tamotsu HORIUCHI
-
Publication number: 20210280810Abstract: A photoelectric conversion element including: a first electrode; a photoelectric conversion layer; and a second electrode, wherein the photoelectric conversion layer includes an electron-transporting layer and a hole-transporting layer, the electron-transporting layer includes a lithium ion, the hole-transporting layer includes an organic hole-transporting material and a lithium salt, and lithium included in the electron-transporting layer is more than lithium included in the hole-transporting layer.Type: ApplicationFiled: February 25, 2021Publication date: September 9, 2021Inventors: Nozomu TAMOTO, Yuuji TANAKA, Naomichi KANEI, Tamotsu HORIUCHI, Suzuka NOZOE
-
Publication number: 20210280809Abstract: A photoelectric conversion element including: a first electrode; a hole blocking layer; a photoelectric conversion layer; a second electrode; a third electrode; a photoelectric conversion part in which the first electrode, the hole blocking layer, the photoelectric conversion layer, and the second electrode are stacked; an electrode contact part in which the second electrode is in contact with the third electrode; and a division part dividing the photoelectric conversion part and the electrode contact part, wherein an area (S1) where the second electrode is in contact with the third electrode in the electrode contact part and an area (S2) of the photoelectric conversion part satisfy expression (1) below: 1.0×10?5?100×(S1/S2) . . . expression (1).Type: ApplicationFiled: February 25, 2021Publication date: September 9, 2021Applicant: Ricoh Company, Ltd.Inventors: Naomichi KANEI, Nozomu TAMOTO, Yuuji TANAKA, Tamotsu HORIUCHI
-
Publication number: 20210273193Abstract: Photoelectric conversion element including: substrate; first electrode; hole-blocking layer; photoelectric conversion layer; and second electrode, the photoelectric conversion layer including electron-transporting layer and hole-transporting layer, wherein in photoelectric conversion element edge part in direction orthogonal to stacking direction of the substrate, first electrode, hole-blocking layer, photoelectric conversion layer, and second electrode, electron-transporting layer outermost end is positioned inside than first electrode outermost end, hole-transporting layer outermost end is positioned outside than second electrode outermost end, and the second electrode outermost end is positioned inside than the electron-transporting layer outermost end, and height of edge part including the first electrode outermost end in the stacking direction is smaller than total of average thicknesses of first electrode, hole-blocking layer, and electron-transporting layer, where the height is distance between substraType: ApplicationFiled: February 25, 2021Publication date: September 2, 2021Applicant: Ricoh Company, Ltd.Inventors: Naomichi KANEI, Nozomu TAMOTO, Yuuji TANAKA
-
Patent number: 11101080Abstract: Provided is a photoelectric conversion element including a first electrode, a hole blocking layer, an electron transport layer, a first hole transport layer, and a second electrode, wherein the first hole transport layer includes at least one of basic compounds represented by general formula (1a) and general formula (1b) below: where in the formula (1a) or (1b), R1 and R2 represent a substituted or unsubstituted alkyl group or aromatic hydrocarbon group and may be identical or different, and R1 and R2 may bind with each other to form a substituted or unsubstituted heterocyclic group containing a nitrogen atom.Type: GrantFiled: March 25, 2020Date of Patent: August 24, 2021Assignee: RICOH COMPANY, LTD.Inventors: Yuuji Tanaka, Tamotsu Horiuchi, Naomichi Kanei
-
Patent number: 11081662Abstract: A photoelectric conversion element is provided. The photoelectric conversion element comprises a substrate, a first electrode, an electron transport layer, a hole transport layer, and a second electrode. The electron transport layer comprises a photosensitizing compound. The hole transport layer comprises a basic compound A and an ionic compound B. The basic compound A is represented by the following formula (1): where each of R1 and R2 independently represents an alkyl group or an aromatic hydrocarbon group, or R1 and R2 share bond connectivity to form a nitrogen-containing heterocyclic ring; and the ionic compound B is represented by the following formula (2): where X+ represents a counter cation.Type: GrantFiled: May 13, 2020Date of Patent: August 3, 2021Assignee: Ricoh Company, Ltd.Inventors: Yuuji Tanaka, Tsuyoshi Matsuyama, Tamotsu Horiuchi, Takahiro Ide, Tokushige Kino, Shigeyo Suzuki, Naomichi Kanei
-
Patent number: 11069485Abstract: Provided is a photoelectric conversion element including: a first electrode; a hole blocking layer; an electron transport layer; a hole transport layer; and a second electrode, wherein the hole blocking layer includes a metal oxide including a titanium atom and a niobium atom.Type: GrantFiled: June 12, 2020Date of Patent: July 20, 2021Assignee: RICOH COMPANY, LTD.Inventors: Naomichi Kanei, Yuuji Tanaka, Ryota Arai, Tamotsu Horiuchi
-
Publication number: 20210167287Abstract: A photoelectric conversion element including: a first electrode; a perovskite layer; a hole-transporting layer; and a second electrode, wherein the hole-transporting layer includes a compound represented by General Formula (1) or (1a) below; where M represents an alkali metal; X1 and X2, which may be identical to or different from each other, each represent at least one selected from the group consisting of a carbonyl group, a sulphonyl group, and a sulfinyl group; and X3 represents at least one selected from the group consisting of a bivalent alkyl group, an alkenyl group, and an aryl group, and a hydrogen atom of the bivalent alkyl group, the alkenyl group, and the aryl group may be substituted with a halogen atom; where M+ represents an organic cation; and X1, X2, and X3 have the same meanings as X1, X2, and X3 in the General Formula (1).Type: ApplicationFiled: November 25, 2020Publication date: June 3, 2021Inventors: Tamotsu HORIUCHI, Takahiro IDE, Yuuji TANAKA, Nozomu TAMOTO, Naomichi KANEI, Masana SHIBA
-
Publication number: 20210142957Abstract: A photoelectric conversion element may include a first substrate, a first transparent electrode disposed on the first substrate, a hole-blocking layer disposed on the first transparent electrode, an electron-transporting layer that is disposed on the hole-blocking layer and includes an electron-transporting semiconductor on a surface of which a photosensitizing compound is adsorbed, a hole-transporting layer that is connected to the electron-transporting layer and includes a hole-transporting material, and a second electrode disposed on the hole-transporting layer, wherein the photoelectric conversion element includes an output extraction terminal part configured to extract electricity out from the photoelectric conversion element, and the output extraction terminal part is formed with a plurality of micropores piercing through the hole-blocking layer.Type: ApplicationFiled: January 22, 2021Publication date: May 13, 2021Inventors: Tsuyoshi MATSUYAMA, Yuuji TANAKA, Tamotsu HORIUCHI, Takahiro IDE, Tokushige KINO, Shigeyo SUZUKI, Naomichi KANEI
-
Publication number: 20210104367Abstract: Provided is a solar cell module including photoelectric conversion elements, wherein each of the photoelectric conversion elements includes a first substrate, and a first electrode, a hole blocking layer, an electron transport layer, a hole transport layer, a second electrode, and a second substrate on the first substrate, and a sealing member between the first substrate and the second substrate, and wherein, within at least two of the photoelectric conversion elements adjacent to each other, the hole-blocking layers are not extended to each other but the hole transport layers are in a state of a continuous layer where the hole transport layers are extended to each other.Type: ApplicationFiled: February 19, 2019Publication date: April 8, 2021Inventors: Yuuji TANAKA, Tamotsu HORIUCHI, Nozomu TAMOTO, Takahiro IDE, Naomichi KANEI
-
Patent number: 10930443Abstract: To provide a photoelectric conversion element, including a first substrate, a first transparent electrode disposed on the first substrate, a hole-blocking layer disposed on the first transparent electrode, an electron-transporting layer that is disposed on the hole-blocking layer and includes an electron-transporting semiconductor on a surface of which a photosensitizing compound is adsorbed, a hole-transporting layer that is connected to the electron-transporting layer and includes a hole-transporting material, and a second electrode disposed on the hole-transporting layer, wherein the photoelectric conversion element includes an output extraction terminal part configured to extract electricity out from the photoelectric conversion element, and the output extraction terminal part is formed with a plurality of micropores piercing through the hole-blocking layer.Type: GrantFiled: November 27, 2017Date of Patent: February 23, 2021Assignee: Ricoh Company, Ltd.Inventors: Tsuyoshi Matsuyama, Yuuji Tanaka, Tamotsu Horiuchi, Takahiro Ide, Tokushige Kino, Shigeyo Suzuki, Naomichi Kanei
-
Publication number: 20210013412Abstract: Provided is a photoelectric conversion element including a first electrode, an electron-transporting layer including a photosensitizing compound, a hole-transporting layer, and a second electrode, wherein the hole-transporting layer includes a p-type semiconductor material and a basic compound, ionization potential of the hole-transporting layer is greater than ionization potential of the p-type semiconductor material, and is less than 1.07 times the ionization potential of the p-type semiconductor material, ionization potential of the photosensitizing compound is greater than the ionization potential of the hole-transporting layer, and an acid dissociation constant (pKa) of the basic compound is 6 or greater but 10 or less.Type: ApplicationFiled: March 13, 2019Publication date: January 14, 2021Inventors: Naomichi KANEI, Tamotsu HORIUCHI, Yuuji TANAKA, Nozomu TAMOTO, Takahiro IDE