Patents by Inventor Yoshio Ise
Yoshio Ise 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: 10802248Abstract: An imaging lens includes a first lens having positive refractive power; a second lens; a third lens; a fourth lens; a fifth lens having positive refractive power; and a sixth lens, arranged in this order from an object side to an image plane side. The second lens is formed in a shape so that a surface thereof on the object side is convex near an optical axis thereof. The fourth lens is formed in a shape so that a surface thereof on the image plane side is convex near an optical axis thereof. The fifth lens is formed in a shape so that a surface thereof on the object side is convex near an optical axis thereof. The sixth lens is formed in a shape so that a surface thereof on the image plane side is concave toward the image plane side near an optical axis thereof.Type: GrantFiled: May 31, 2019Date of Patent: October 13, 2020Assignee: KANTATSU CO., LTD.Inventors: Yoji Kubota, Kenichi Kubota, Hitoshi Hirano, Yoshio Ise, Sayuri Noda
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Patent number: 10754126Abstract: An imaging lens includes a first lens having positive refractive power; a second lens; a third lens; a fourth lens; a fifth lens having positive refractive power; and a sixth lens having negative refractive power, arranged from an object side to an image plane side. The fourth lens is formed in a shape so that a surface on the object side is concave and a surface on the image plane side is convex near an optical axis. The fifth lens is formed in a shape so that surfaces on the object side and the image plane side are convex near an optical axis. The sixth lens is formed in a shape so that surfaces on the object side and the image plane side are concave near an optical axis. The fifth lens and the sixth lens have specific focal lengths, and the fourth lens has a specific Abbe's number.Type: GrantFiled: May 31, 2019Date of Patent: August 25, 2020Assignee: Kantatsu Co., Ltd.Inventors: Yoji Kubota, Kenichi Kubota, Hitoshi Hirano, Yoshio Ise, Sayuri Noda
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Patent number: 10684448Abstract: An imaging lens includes a first lens having positive refractive power; a second lens; a third lens; a fourth lens; a fifth lens having positive refractive power; and a sixth lens having negative refractive power, arranged in this order from an object side to an image plane side. The first lens is formed in a shape so that surfaces on the object side and the image plane side are convex near an optical axis. The second lens is formed in a meniscus shape near an optical axis. The fifth lens is formed in a shape so that surfaces on the object side and the image plane side are convex near an optical axis. The sixth lens is formed in a shape so that surfaces on the object side and the image plane side are concave near an optical axis. The first lens has a specific Abbe's number.Type: GrantFiled: May 31, 2019Date of Patent: June 16, 2020Assignee: KANTATSU CO., LTD.Inventors: Yoji Kubota, Kenichi Kubota, Hitoshi Hirano, Yoshio Ise, Sayuri Noda
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Patent number: 10678022Abstract: An imaging lens includes a stop; a first lens; a second lens; a third lens having positive refractive power; a fourth lens; a fifth lens having positive refractive power; and a sixth lens, arranged in this order from an object side to an image plane side. The fourth lens is formed in a shape so that a surface thereof on the image plane side is convex near an optical axis thereof. The sixth lens is formed in a shape so that a surface thereof on the image plane side is concave near an optical axis thereof. The second lens is formed in a shape so that a surface thereof on the object side and a surface thereof on the image plane side have specific curvature radii.Type: GrantFiled: May 31, 2019Date of Patent: June 9, 2020Assignee: KANTATSU CO., LTD.Inventors: Yoji Kubota, Kenichi Kubota, Hitoshi Hirano, Yoshio Ise, Sayuri Noda
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Publication number: 20190285846Abstract: An imaging lens includes a first lens having positive refractive power; a second lens; a third lens; a fourth lens; a fifth lens having positive refractive power; and a sixth lens having negative refractive power, arranged from an object side to an image plane side. The fourth lens is formed in a shape so that a surface on the object side is concave and a surface on the image plane side is convex near an optical axis. The fifth lens is formed in a shape so that surfaces on the object side and the image plane side are convex near an optical axis. The sixth lens is formed in a shape so that surfaces on the object side and the image plane side are concave near an optical axis. The fifth lens and the sixth lens have specific focal lengths, and the fourth lens has a specific Abbe's number.Type: ApplicationFiled: May 31, 2019Publication date: September 19, 2019Inventors: Yoji KUBOTA, Kenichi KUBOTA, Hitoshi HIRANO, Yoshio ISE, Sayuri NODA
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Publication number: 20190285844Abstract: An imaging lens includes a first lens having positive refractive power; a second lens; a third lens; a fourth lens; a fifth lens having positive refractive power; and a sixth lens having negative refractive power, arranged in this order from an object side to an image plane side. The first lens is formed in a shape so that surfaces on the object side and the image plane side are convex near an optical axis. The second lens is formed in a meniscus shape near an optical axis. The fifth lens is formed in a shape so that surfaces on the object side and the image plane side are convex near an optical axis. The sixth lens is formed in a shape so that surfaces on the object side and the image plane side are concave near an optical axis. The first lens has a specific Abbe's number.Type: ApplicationFiled: May 31, 2019Publication date: September 19, 2019Inventors: Yoji KUBOTA, Kenichi KUBOTA, Hitoshi HIRANO, Yoshio ISE, Sayuri NODA
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Publication number: 20190285845Abstract: An imaging lens includes a stop; a first lens; a second lens; a third lens having positive refractive power; a fourth lens; a fifth lens having positive refractive power; and a sixth lens, arranged in this order from an object side to an image plane side. The fourth lens is formed in a shape so that a surface thereof on the image plane side is convex near an optical axis thereof. The sixth lens is formed in a shape so that a surface thereof on the image plane side is concave near an optical axis thereof. The second lens is formed in a shape so that a surface thereof on the object side and a surface thereof on the image plane side have specific curvature radii.Type: ApplicationFiled: May 31, 2019Publication date: September 19, 2019Inventors: Yoji KUBOTA, Kenichi KUBOTA, Hitoshi HIRANO, Yoshio ISE, Sayuri NODA
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Publication number: 20190278057Abstract: An imaging lens includes a first lens having positive refractive power; a second lens; a third lens; a fourth lens; a fifth lens having positive refractive power; and a sixth lens, arranged in this order from an object side to an image plane side. The second lens is formed in a shape so that a surface thereof on the object side is convex near an optical axis thereof. The fourth lens is formed in a shape so that a surface thereof on the image plane side is convex near an optical axis thereof. The fifth lens is formed in a shape so that a surface thereof on the object side is convex near an optical axis thereof. The sixth lens is formed in a shape so that a surface thereof on the image plane side is concave toward the image plane side near an optical axis thereof.Type: ApplicationFiled: May 31, 2019Publication date: September 12, 2019Inventors: Yoji KUBOTA, Kenichi KUBOTA, Hitoshi HIRANO, Yoshio ISE, Sayuri NODA
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Patent number: 10386600Abstract: An imaging lens includes a first lens having positive refractive power; a second lens; a third lens; a fourth lens; a fifth lens; and a sixth lens, arranged in this order from an object side to an image plane side. The second lens is formed in a meniscus shape. The fourth lens is formed in a shape so that a surface thereof on the image plane side is convex toward the image plane side. The fifth lens is formed in a shape so that a surface thereof on the object side is convex toward the object side, and a surface thereof on the image plane side is convex toward the image plane side. The sixth lens is formed in a shape so that a surface thereof on the image plane side is concave toward the image plane side.Type: GrantFiled: August 28, 2015Date of Patent: August 20, 2019Assignee: Kantatsu Co., Ltd.Inventors: Yoji Kubota, Kenichi Kubota, Hitoshi Hirano, Yoshio Ise, Sayuri Noda
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Patent number: 10338343Abstract: An imaging lens includes a first lens having positive refractive power; a second lens; a third lens; a fourth lens; a fifth lens; and a sixth lens, arranged in this order from an object side to an image plane side. The fourth lens is formed in a shape so that a surface thereof on the image plane side is convex on an optical axis thereof. The sixth lens is formed in a shape so that a surface thereof on the image plane side is concave toward the image plane side near an optical axis thereof. The fifth lens has a specific Abbe's number and the third lens has a specific focal length.Type: GrantFiled: March 23, 2018Date of Patent: July 2, 2019Assignee: KANTATSU CO., LTD.Inventors: Yoji Kubota, Kenichi Kubota, Hitoshi Hirano, Yoshio Ise, Sayuri Noda
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Patent number: 10288839Abstract: An imaging lens includes a first lens having positive refractive power; a second lens; a third lens; a fourth lens; a fifth lens; and a sixth lens, arranged in this order from an object side to an image plane side. The second lens is formed in a shape so that an entire surface thereof on the object side is convex. The fifth lens is formed in a shape so that a surface thereof on the object side is convex toward the object side near an optical axis thereof, and a surface thereof on the image plane side is convex toward the image plane side near the optical axis thereof. The fourth lens has a specific Abbe's number.Type: GrantFiled: March 23, 2018Date of Patent: May 14, 2019Assignee: Kantatsu Co., Ltd.Inventors: Yoji Kubota, Kenichi Kubota, Hitoshi Hirano, Yoshio Ise, Sayuri Noda
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Publication number: 20180210171Abstract: An imaging lens includes a first lens having positive refractive power; a second lens; a third lens; a fourth lens; a fifth lens; and a sixth lens, arranged in this order from an object side to an image plane side. The second lens is formed in a shape so that an entire surface thereof on the object side is convex. The fifth lens is formed in a shape so that a surface thereof on the object side is convex toward the object side near an optical axis thereof, and a surface thereof on the image plane side is convex toward the image plane side near the optical axis thereof. The fourth lens has a specific Abbe's number.Type: ApplicationFiled: March 23, 2018Publication date: July 26, 2018Inventors: Yoji KUBOTA, Kenichi KUBOTA, Hitoshi HIRANO, Yoshio ISE, Sayuri NODA
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Publication number: 20180210172Abstract: An imaging lens includes a first lens having positive refractive power; a second lens; a third lens; a fourth lens; a fifth lens; and a sixth lens, arranged in this order from an object side to an image plane side. The fourth lens is formed in a shape so that a surface thereof on the image plane side is convex on an optical axis thereof. The sixth lens is formed in a shape so that a surface thereof on the image plane side is concave toward the image plane side near an optical axis thereof. The fifth lens has a specific Abbe's number and the third lens has a specific focal length.Type: ApplicationFiled: March 23, 2018Publication date: July 26, 2018Inventors: Yoji KUBOTA, Kenichi KUBOTA, Hitoshi HIRANO, Yoshio ISE, Sayuri NODA
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Patent number: 9798113Abstract: An imaging lens includes a first lens having positive refractive power; a second lens; a third lens; a fourth lens; a fifth lens; and a sixth lens having negative refractive power, arranged from an object side to an image plane side. The first lens has an object-side surface and an image plane-side surface having positive curvature radii. The third lens has an object-side surface and an image plane-side surface having positive curvature radii. The fourth lens has an object-side surface and an image plane-side surface having negative curvature radii. The sixth lens is formed so that at least one of an object-side surface and an image plane-side surface is an aspherical surface and has at least one inflexion point. The first lens and the second lens have a specific composite focal length.Type: GrantFiled: September 19, 2016Date of Patent: October 24, 2017Assignees: OPTICAL LOGIC INC., KANTATSU CO., LTD.Inventors: Yoji Kubota, Kenichi Kubota, Hitoshi Hirano, Yoshio Ise, Sayuri Noda
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Patent number: RE46595Abstract: Disclosed is a low-cost, compact image pickup lens for a solid-state image pickup element. The image pickup lens includes, in the order from an object side, a first lens L1, which has a convex surface facing the object side on an optical axis and has a positive refractive power; a second lens L2, which has a concave surface facing an image side on the optical axis and has a negative refractive power; a third lens L3, which has a convex surface facing the object side on the optical axis and has a meniscus shape; a fourth lens L4, which has a convex surface facing the image side on the optical axis, has a positive refractive power, and has a meniscus shape; and a fifth lens L5, which has a concave surface facing the image side on the optical axis, has a negative refractive power, and has a meniscus shape.Type: GrantFiled: January 12, 2016Date of Patent: October 31, 2017Assignee: KANTATSU CO., LTD.Inventors: Yoshio Ise, Masaya Hashimoto
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Patent number: RE47270Abstract: An imaging lens includes a first lens having positive refractive power; a second lens having negative refractive power; a third lens having positive refractive power; and a fourth and a fifth lens having negative refractive power. The first lens is formed so that a curvature radius of an object-side surface is positive and the second lens is formed so that a curvature radius of an object-side surface and a curvature radius of an image plane-side surface are positive. The third lens is formed so that a curvature radius of an object-side surface is positive, and the fifth lens is formed so that a curvature radius of an object-side surface and a curvature radius of an image plane-side surface are both positive. An Abbe's number from the first and the third to the fifth lens is greater than 45, and an Abbe's number of the second lens is less than 35.Type: GrantFiled: July 25, 2017Date of Patent: March 5, 2019Assignee: KANTATSU CO., LTD.Inventors: Yoji Kubota, Kenichi Kubota, Hitoshi Hirano, Ichiro Kurihara, Yoshio Ise, Tomohiro Yonezawa
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Patent number: RE47516Abstract: Disclosed is a low-cost, compact image pickup lens for a solid-state image pickup element. The image pickup lens includes, in the order from an object side, a first lens L1, which has a convex surface facing the object side on an optical axis and has a positive refractive power; a second lens L2, which has a concave surface facing an image side on the optical axis and has a negative refractive power; a third lens L3, which has a convex surface facing the object side on the optical axis and has a meniscus shape; a fourth lens L4, which has a convex surface facing the image side on the optical axis, has a positive refractive power, and has a meniscus shape; and a fifth lens L5, which has a concave surface facing the image side on the optical axis, has a negative refractive power, and has a meniscus shape.Type: GrantFiled: May 25, 2017Date of Patent: July 16, 2019Assignee: KANTATSU CO., LTD.Inventors: Yoshio Ise, Masaya Hashimoto
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Patent number: RE47517Abstract: Disclosed is a low-cost, compact image pickup lens for a solid-state image pickup element. The image pickup lens includes, in the order from an object side, a first lens L1, which has a convex surface facing the object side on an optical axis and has a positive refractive power; a second lens L2, which has a concave surface facing an image side on the optical axis and has a negative refractive power; a third lens L3, which has a convex surface facing the object side on the optical axis and has a meniscus shape; a fourth lens L4, which has a convex surface facing the image side on the optical axis, has a positive refractive power, and has a meniscus shape; and a fifth lens L5, which has a concave surface facing the image side on the optical axis, has a negative refractive power, and has a meniscus shape.Type: GrantFiled: May 25, 2017Date of Patent: July 16, 2019Assignee: KANTATSU CO., LTD.Inventors: Yoshio Ise, Masaya Hashimoto
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Patent number: RE47532Abstract: Disclosed is a low-cost, compact image pickup lens for a solid-state image pickup element. The image pickup lens includes, in the order from an object side, a first lens L1, which has a convex surface facing the object side on an optical axis and has a positive refractive power; a second lens L2, which has a concave surface facing an image side on the optical axis and has a negative refractive power; a third lens L3, which has a convex surface facing the object side on the optical axis and has a meniscus shape; a fourth lens L4, which has a convex surface facing the image side on the optical axis, has a positive refractive power, and has a meniscus shape; and a fifth lens L5, which has a concave surface facing the image side on the optical axis, has a negative refractive power, and has a meniscus shape.Type: GrantFiled: May 25, 2017Date of Patent: July 23, 2019Assignee: KANTATSU CO., LTD.Inventors: Yoshio Ise, Masaya Hashimoto
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Patent number: RE47576Abstract: Disclosed is a low-cost, compact image pickup lens for a solid-state image pickup element. The image pickup lens includes, in the order from an object side, a first lens L1, which has a convex surface facing the object side on an optical axis and has a positive refractive power; a second lens L2, which has a concave surface facing an image side on the optical axis and has a negative refractive power; a third lens L3, which has a convex surface facing the object side on the optical axis and has a meniscus shape; a fourth lens L4, which has a convex surface facing the image side on the optical axis, has a positive refractive power, and has a meniscus shape; and a fifth lens L5, which has a concave surface facing the image side on the optical axis, has a negative refractive power, and has a meniscus shape.Type: GrantFiled: May 25, 2017Date of Patent: August 20, 2019Assignee: KANTATSU CO., LTD.Inventors: Yoshio Ise, Masaya Hashimoto