Patents Examined by Jordan Schwartz
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Patent number: 10048405Abstract: Composite hydrogel films for contact lenses and the methods of manufacturing are provided. The composite hydrogel films are formed by the following steps of: mixing a hydrogel precursor with nanospheres dispersed in a colloid; evaporating the solvent in the mixture; curing the hydrogel to form a composite hydrogel film having nanospheres arranged in amorphous arrays. The composite hydrogel films selectively reflect light in hazardous wavelengths.Type: GrantFiled: May 18, 2016Date of Patent: August 14, 2018Assignee: FENG CHIA UNIVERSITYInventor: Chun-Feng Lai
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Patent number: 10042158Abstract: A lens module including a base, a lens, a front cover, at least a shielding plate and a gasket is provided. The lens is disposed within the base. The front cover is disposed over the base and the lens, and the base and the front cover may rotate relatively. The shielding plate is pivoted on the base and has a first guide portion. The gasket is fixed on the front cover, the shielding plate is located between the gasket and the base. The gasket has a through hole corresponding to the lens and a second guide portion coupled to the first guide portion. When the base and the front cover rotate relatively, the first guide portion is guided by the second guide portion, the shielding plate can limitedly swing to move to the through hole to cover the lens or move away from the through hole to expose the lens.Type: GrantFiled: June 24, 2016Date of Patent: August 7, 2018Assignee: Cal-Comp Electronics & Communications Company LimitedInventors: Tung-Kai Tsai, Teng-Nan Lo, Shyh-Yong Shen
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Patent number: 10042182Abstract: A method for providing to a wearer a customized progressive spectacle ophthalmic lens, comprising providing a residual astigmatism target value for the progressive spectacle ophthalmic lens-eye system according to a reference point, calculating a correction function, combining the correction function to the front or to the back surface of an initial optical data of an initial progressive spectacle ophthalmic lens.Type: GrantFiled: August 27, 2014Date of Patent: August 7, 2018Assignee: Essilor InternationalInventors: Gildas Marin, Martha Hernandez Castaneda, Laurent Calixte
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Patent number: 10042181Abstract: A method for estimating and tracking refractive error progression of an individual includes estimating a percentile of Spherical Equivalent Refraction (SPHEQ) as a function of at least the individual's age by comparison to a reference population; estimating an expected SPHEQ trajectory over a future predetermined period of time; comparing the expected SPHEQ trajectory with the reference population; and comparing the expected SPHEQ trajectory with an expected SPHEQ trajectory using an ametropia control treatment, thereby showing a possible treatment benefit over the predetermined period of time.Type: GrantFiled: January 27, 2016Date of Patent: August 7, 2018Assignee: Johnson & Johnson Vision Care, Inc.Inventors: Noel A. Brennan, Khaled Chehab, Eric R. Ritchey, Lisa A. Jones-Jordan, Loraine T. Sinnott, Xu Cheng
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Patent number: 10042180Abstract: A two-part glasses retainer is disclosed. It comprises a temple cap for embedding a temple of a pair of glasses, a first strap connected to the temple cap at one end thereof, a valve seat connected to the other end of the first strap and having a chamber, a ball valve accommodated in the valve seat and a second strap connected to the ball valve.Type: GrantFiled: March 31, 2017Date of Patent: August 7, 2018Inventors: Yung-Ching Cheng, Yung-Ming Cheng
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Patent number: 10036898Abstract: Method for determining an ophthalmic lens which comprises an aspherical continuous layer and an aspherical Fresnel layer. The aspherical continuous layer is supported by one of the faces of the lens, the same holds for the aspherical Fresnel layer.Type: GrantFiled: October 18, 2013Date of Patent: July 31, 2018Assignee: Essilor InternationalInventors: Sylvain Chene, Alain Goulet
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Patent number: 10031346Abstract: In some example implementations, there is provided an apparatus. The apparatus may include a plurality of prism portions configured to shift light passing through the apparatus including the plurality of prisms portions, and a plurality of portions configured to pass light unshifted through the apparatus, wherein the apparatus combines the shifted light and the unshifted light passing through the apparatus. Related apparatus are also disclosed.Type: GrantFiled: February 20, 2014Date of Patent: July 24, 2018Assignee: The Schepens Eye Research Institute, Inc.Inventor: Eliezer Peli
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Patent number: 10028653Abstract: Devices, systems and methods are described that can facilitate automated administration of a low contrast visual acuity test to a user. The low contrast visual acuity test can be administered using a display device and a computing device. The computing device can score results of the low contrast visual acuity test and determine a visual status of the user based on the score.Type: GrantFiled: April 18, 2016Date of Patent: July 24, 2018Assignee: The Cleveland Clinic FoundationInventors: Jay L. Alberts, Robert Bermel, Stephen Rao, David D. Schindler
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Patent number: 10018854Abstract: There is disclosed a method for recommending ophthalmic lens parameters. The method includes receiving user data from a plurality of lens wearers, receiving lens configuration information, and receiving satisfaction information for a plurality of lens wearers. The user data and satisfaction information are analyzed to identify and/or determine lens features based on correlations in the user data and the satisfaction information, including repeating the analyzing when additional user data and additional satisfaction information is received and/or on a regular basis. When new wearer information including a lens prescription for a new wearer and user data for the new wearer is received, lens parameters are produced for the new wearer including evaluating lens manufacturing characteristics based on the analyzing in correlation with the new wearer information.Type: GrantFiled: June 22, 2016Date of Patent: July 10, 2018Assignee: Indizen Optical Technologies of America, LLCInventors: Daniel Crespo, José Alonso, Eduardo Pascual, Juan Antonio Quiroga
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Patent number: 10016248Abstract: An ophthalmic illumination apparatus can include a body sized and shaped for grasping by a user. The apparatus can also include a cannula coupled to the body and configured to be positioned within an eye of a patient. The apparatus can further include a first optical fiber disposed within the cannula. The first optical fiber can be configured to transmit light having a first angular profile. The apparatus can also include a second optical fiber disposed within the cannula. The second optical fiber is configured to transmit light having a second angular profile. A method of surgical illumination can include illuminating an eye of a patient with light having a first angular profile. The method can also include illuminating the eye of the patient with light having a second angular profile. The different angular profiles can be transmitted by different optical fibers disposed within a cannula positioned within the eye.Type: GrantFiled: December 17, 2015Date of Patent: July 10, 2018Assignee: Novartis AGInventors: Alireza Mirsepassi, Michael J. Papac
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Patent number: 10018827Abstract: An objective optical system for endoscope includes, in order from an object side, a front lens group having a negative refractive power as a whole, an aperture stop, and a rear lens group having a positive refractive power as a whole. The front lens group includes, in order from the object side, a single first lens having a negative refractive power and a single second lens having a positive refractive power. The rear lens group includes a single third lens having a positive refractive power, and a cemented lens of a fourth lens having a positive refractive power and a fifth lens having a negative refractive power. An object-side surface of the first lens is a flat surface, the second lens has a meniscus shape having a convex surface directed toward an image side, and the third lens has a biconvex shape.Type: GrantFiled: August 16, 2017Date of Patent: July 10, 2018Assignee: OLYMPUS CORPORATIONInventor: Yasuaki Ushio
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Patent number: 10018812Abstract: An imaging lens is provided with: a first lens with negative power; a second lens with negative power; a third lens with positive power; and a fourth lens with positive power. The cemented fourth lens is formed from an object side lens with negative power and an image side lens with positive power. The thickness of a resin adhesive layer that bonds the object side lens and the image side lens is 20 ?m or greater on the optical axis, and when Sg1H is the amount of sag in the image side lens surface of the object side lens and Sg2H is the amount of sag in the object side lens surface of the image side lens. The bonding operation is easy without damage occurring to the cemented surfaces, with a design that takes into account thickness of the resin adhesive layer; therefore various forms of aberration can be corrected.Type: GrantFiled: March 15, 2017Date of Patent: July 10, 2018Assignee: MAXELL, LTD.Inventors: Masaki Yamazaki, Takashi Sugiyama
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Patent number: 10012849Abstract: Lenses are designed using the corneal topography or wavefront measurements of the eye derived by subtracting the optical power of the eye after orthokeratology treatment from the optical power before orthokeratology treatment.Type: GrantFiled: June 18, 2014Date of Patent: July 3, 2018Assignee: Johnson & Johnson Vision Care, Inc.Inventors: Michael J. Collins, Brett A. Davis, Khaled A. Chehab, Xu Cheng, Daoud Robert Iskander
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Patent number: 9986910Abstract: Apparatus and techniques can include using one or more of a portable or fixed optical system to obtain images of a desired anatomical target, such as the fundus region of a human eye. The optical system can include one or more of a laser-based focusing target, a laser-based fixation target, or a removable or adjustable alignment assembly. Such an alignment assembly can provide or allow user alignment based on using anatomical landmarks other than the fundus being imaged. One or more of the apparatus or techniques can be implemented in an optical assembly included as a portion hand-held fundus camera, such as including or using a consumer or commercial digital camera to capture an image.Type: GrantFiled: April 4, 2016Date of Patent: June 5, 2018Assignee: University of Virginia Patent FoundationInventors: Paul Andrew Yates, Kenneth Tran
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Patent number: 9989782Abstract: A frame for spectacles includes a front frame with lateral projections for articulation of respective temple arms and articulation means between each projection and the corresponding temple projection for articulated connection of the temple projection to the front frame. The articulation means includes a resiliently yielding element independent of the projection and the temple arm. The element having a first extremity attached to the temple arm and a second opposite extremity engaged with predetermined play in an opening passing through the projection. The opening distanced from the free edge of the projection facing the temple arm such that the portion of the projection extending between the edge and the opening remains held between the resilient element and the temple arm in order to perform a hinge movement between the projection and the temple arm through relative movement of the second extremity of the resilient element in the opening.Type: GrantFiled: October 23, 2014Date of Patent: June 5, 2018Assignee: SAFILO—SOCIETÀ AZIONARIA FABBRICA ITALIANA LAVORAZIONE OCCHIALI S.P.A.Inventors: Maurizio Roman, Ampelio Artusi, Marco Queboli, Roberto Gorza
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Patent number: 9974435Abstract: A quality control method for optometric measurements includes the following steps: (a) recording, via computer, a first record (14) that includes at least one first value of a first identifier (12), enabling identification of a glasses wearer (1), and at least one other value of another identifier (13) enabling identification of an optometric apparatus (15) on a first optometric measuring site (10); (b) carrying out at least one optometric measurement (16) of the wearer; (c) sending, to a second site (20), a digital measurement data set (18) including the optometric measurement result from step (b), the digital data set being linked, via computer, to the first record; and (d) digitally processing the optometric measurement result from the first record (14) on the basis of a digital data reference system (45) and the values of the respective identifiers of the glasses wearer and the optometric apparatus of the first record.Type: GrantFiled: October 17, 2014Date of Patent: May 22, 2018Assignee: ESSILOR INTERNATIONAL (COMPAGNIE GENERAL D'OPTIQUE)Inventors: Ahmed Haddadi, Marie-Anne Berthezene, Isabelle Poulain, Cecile Petignaud, Loic Levraud, Sebastien Gayat, Fabien Divo, Benjamin Rousseau
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Patent number: 9977220Abstract: An image pickup optical system includes: from an object side to an image side, a first lens unit having a negative refractive power; a second lens unit having a positive refractive power; and a third lens unit having a negative refractive power. The first lens unit includes one negative lens or two negative lenses, the second lens unit includes a positive lens closest to the object side, and includes a plurality of lenses, the third lens unit includes, from the object side to the image side, a negative lens and a positive lens. A focal length f1 of the first lens unit, a focal length f3 of the third lens unit, a focal length fGr of the positive lens included in the third lens unit, an entire lens length L, and a focal length f of the image pickup optical system are set appropriately.Type: GrantFiled: May 20, 2016Date of Patent: May 22, 2018Assignee: Canon Kabushiki KaishaInventors: Takayoshi Yokoyama, Kentaro Mori
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Patent number: 9977258Abstract: Methods and apparatus to enhance levels of oxygen in tear fluid under a worn advanced contact lens are described. The contact lens may include an encapsulated hard lens element which is impermeable to fluid flow across its body. The method of enhancement may include creating pores through the hard lens element, creating channels in portions of the contact lens body, including layers of absorptive material, and creating means of moving tear fluid under the contact lens.Type: GrantFiled: April 14, 2016Date of Patent: May 22, 2018Assignee: Johnson & Johnson Vision Care, Inc.Inventors: Randall B. Pugh, Adam Toner, Frederick A. Flitsch
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Patent number: 9977262Abstract: The present disclosure provides a method of constructing an electrochromic lens which simplifies the steps of applying the electrochromic electrode coatings onto the lens elements. An electrochromic lens is constructed by applying an electrochromic electrode film onto the inner surfaces of facing lens elements and then sandwiching an electrochromic material between the lens elements. The films include a release liner having a release coating, an adhesive coating overlying the release coating of the release liner, an indium tin oxide (ITO) coating overlying the adhesive coating, and an active electrochromic electrode (EE) coating or active electrochromic electrode (ECE) coating overlying said ITO film coating. The release liner is removed and the remaining layers of the film are adhered to the lens.Type: GrantFiled: February 24, 2015Date of Patent: May 22, 2018Assignee: HONEYWELL INTERNATIONAL, INC.Inventor: Jonathan Boulton
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Patent number: 9968416Abstract: Systems, apparatuses, and methods of and for an ophthalmic illumination system are disclosed. In an exemplary implementation, an ophthalmic illumination system includes a collimator having at least one lens. The system includes a first mirror arranged to reflect light towards the collimator. The first mirror is configured for use with a first light source that emits a first light beam having a first parameter. The system includes a second mirror arranged to reflect light towards the collimator. The second mirror is configured for use with a second light source emitting a second light beam having a second parameter that is different than the first parameter. The second mirror is shaped and arranged to cause a reflected portion of the second light beam to have the first parameter. The first mirror and the first light source, and the second mirror and the second light source, are separately usable with the collimator.Type: GrantFiled: February 23, 2016Date of Patent: May 15, 2018Assignee: NOVARTIS AGInventors: Ronald T. Smith, Alireza Mirsepassi