Patents by Inventor Alvin Ma

Alvin Ma 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: 11992135
    Abstract: Devices, systems and methods for hanging and securing items for display whereby the hanger devices and systems are self-locking, secure and do not require special tools to install and/or remove. A hanger for displaying at least one item of merchandise relative to a structure includes a first hanger member and a second hanger member that are removably coupled to each other, the first hanger member and second hanger member forming a retaining portion that retains the hanger to a structure and a hanging portion that enable items of merchandise to be placed thereon and be displayed. Additionally, a hanger capture device is provided to be mounted to a slatwall to prevent hangers from being removed from the slatwall.
    Type: Grant
    Filed: September 23, 2022
    Date of Patent: May 28, 2024
    Assignee: Innovation Lock, LLC
    Inventors: William H. Bullwinkel, Robert Ludwig, David R. Wachsman, Alvin Ma
  • Patent number: 11976497
    Abstract: A drawer lock assembly is provided including a housing having a front face and a rear face; a barrel having a first end extending perpendicularly from the front face of the housing and a second end extending through the rear face of the housing; a locking actuation member disposed through the first end of the barrel; a driver disposed through the second end of the barrel to engage the locking actuation member; a bolt including a first member offset from a second member in a parallel relationship, the first member includes a slot configured to receive a cam of the driver; and an endplate configured to retain the driver and bolt in the housing, the endplate including a channel configured to receive the second member of the bolt, wherein upon actuation of the locking actuation member, the second member extends beyond the housing to engage a recess of a structure.
    Type: Grant
    Filed: December 22, 2021
    Date of Patent: May 7, 2024
    Assignee: Innovation Lock, LLC
    Inventors: William H. Bullwinkel, Robert Ludwig, David R. Wachsman, Alvin Ma
  • Publication number: 20240145745
    Abstract: Provided herein are methods for operating carbon oxide (COx) reduction reactors (CRR) and related apparatus. In some embodiments, the methods involve shutting off, reducing, or otherwise controlling current during various operation stages including hydration, break-in, normal operation, planned shut-offs, and extended shutoff or storage periods.
    Type: Application
    Filed: December 15, 2023
    Publication date: May 2, 2024
    Inventors: Sichao Ma, Sara Hunegnaw, Ziyang Huo, Kendra P. Kuhl, Etosha R. Cave, Ashley D. Mishra, Edward Izett, Alvin Leung, Timothy A. Bekkedahl
  • Publication number: 20240035312
    Abstract: A drawer lock assembly includes a housing; a barrel having a first end extending perpendicularly from a front face of the housing and a second end extending through a rear face of the housing; a locking actuation member disposed through the barrel; a driver disposed through the barrel to engage the locking actuation member; a first and second bolt, each bolt configured to engage the driver, where upon actuation of the driver via the locking actuation member, the first and second bolts move in opposite directions in a perpendicular arrangement relative to the barrel; and an end plate configured to retain the driver and the first and second bolts in the housing, wherein upon actuation of the locking actuation member by a key, the first and second bolts extend from the housing in a first position and at least partially retract within the housing in a second position.
    Type: Application
    Filed: July 13, 2023
    Publication date: February 1, 2024
    Inventors: Alvin Ma, William H. Bullwinkel, David R. Wachsman
  • Patent number: 11879269
    Abstract: Ratchet lock assemblies for use with various locking actuation members such as, but not limited to, lock cylinders of interchangeable core cylinder types are provided. In one embodiment, a ratchet lock assembly includes a plunger barrel with at least one projection extending therefrom. The at least one projection configured to mate with at least one aperture of a locking bar or strike plate to lock the ratchet lock assembly in place. In another embodiment, a ratchet lock assembly is provided with an anti-shim configuration to prevent unwanted removal of the ratchet lock assembly. The anti-shim ratchet lock assembly includes a driver and cam to lock a member, e.g., a spring, of the ratchet lock assembly to a locking bar or strike plate.
    Type: Grant
    Filed: November 29, 2021
    Date of Patent: January 23, 2024
    Assignee: Innovation Lock, LLC
    Inventors: William H. Bullwinkel, Robert Ludwig, David R. Wachsman, Alvin Ma
  • Publication number: 20230383575
    Abstract: A multi-axis latchbolt lock assembly for use with cabinet drawers, desk drawers and the like is provided. The lock assembly includes a housing, a driver, a latchbolt, and an endplate. When an appropriate key is inserted into a keyhole of a locking actuation member, rotation of the key will actuate the driver that subsequently actuates the latchbolt into a locked or unlocked position in a vertical direction. The latchbolt includes a bolt member and a latching wedge, wherein the latching wedge is coupled to the bolt member in a rotatable relationship.
    Type: Application
    Filed: May 11, 2023
    Publication date: November 30, 2023
    Inventors: Alvin Ma, David R. Wachsman
  • Patent number: 11732507
    Abstract: In one aspect of the present disclosure, a locking device is provided including an interchangeable core (IC), a barrel, an anti-rotation plate, a prong driver, a bolt and a backplate. The barrel is coupled to the backplate and includes a hollow interior to receive the IC. The bolt is slidably disposed in a slot of the backplate. The IC includes a key hole. The prong driver is coupled to the IC and the bolt, such that, when a proper key is inserted into the key hole and rotated the bolt can be extended from the slot in a direction away from the locking device or retracted into the slot in a direction toward the interior of the locking device. The anti-rotation plate of the locking device is coupled to the barrel to prevent the locking device from being rotated relative to a structure the locking device is mounted to.
    Type: Grant
    Filed: October 15, 2020
    Date of Patent: August 22, 2023
    Assignee: Innovation Lock, LLC
    Inventors: Alvin Ma, William H. Bullwinkel
  • Publication number: 20230102705
    Abstract: Devices, systems and methods for hanging and securing items for display are provided. Hanger devices of the present disclosure are self-locking, secure and do not require special tools to install and/or remove. A hanger for displaying at least one item of merchandise relative to a structure includes a first hanger member and a second hanger member that are removably coupled to each other, the first hanger member and second hanger member forming a retaining portion that retains the hanger to a structure and a hanging portion that enable items of merchandise to be placed thereon and be displayed. Additionally, a hanger capture device is provided to be mounted to a slatwall to prevent hangers from being removed from the slatwall.
    Type: Application
    Filed: September 23, 2022
    Publication date: March 30, 2023
    Inventors: William H. Bullwinkel, Robert Ludwig, David R. Wachsman, Alvin Ma
  • Patent number: 11603680
    Abstract: In one aspect of the present disclosure, a locking device is provided including an interchangeable core (IC), a barrel, an anti-rotation plate, a prong driver, a bolt and a backplate. The barrel is coupled to the backplate and includes a hollow interior to receive the IC. The bolt is slidably disposed in a slot of the backplate. The IC includes a key hole. The prong driver is coupled to the IC and the bolt, such that, when a proper key is inserted into the key hole and rotated the bolt can be extended from the slot in a direction away from the locking device or retracted into the slot in a direction toward the interior of the locking device. The anti-rotation plate of the locking device is coupled to the barrel to prevent the locking device from being rotated relative to a structure the locking device is mounted to.
    Type: Grant
    Filed: July 27, 2020
    Date of Patent: March 14, 2023
    Assignee: Innovation Lock, LLC
    Inventors: Alvin Ma, William H. Bullwinkel
  • Patent number: 11528454
    Abstract: The present disclosure provides a lock system including automated notification and surveillance integration. In the lock system of the present disclosure, when any of the locks included in the lock system are locked or unlocked, a notification or communication signal is sent to at least one other device. The at least one other device may be a receiver, smart phone, smart watch, laptop, desktop, and/or an Internet connected or Internet of Things (IoT) device. In one aspect, the at least one other device is an image capturing device that captures one or more images of the lock that has been locked or unlocked and the surrounding area the lock is disposed in responsive to the notification or communication signal sent. The lock system of the present disclosure is configured for use with electronic locks, mechanical locks, and/or hybrid electronic-mechanical locks.
    Type: Grant
    Filed: July 20, 2020
    Date of Patent: December 13, 2022
    Assignee: innovation lock, llc
    Inventors: Alan Rabinowitz, David R. Wachsman, Alvin Ma, Octavio Pupo Nogueira Neto
  • Publication number: 20220356734
    Abstract: Ratchet lock assemblies for use with various locking actuation members such as, but not limited to, lock cylinders of interchangeable core cylinder types are provided. In one embodiment, a ratchet lock assembly includes a plunger barrel with at least one projection extending therefrom. The at least one projection configured to mate with at least one aperture of a locking bar or strike plate to lock the ratchet lock assembly in place. In another embodiment, a ratchet lock assembly is provided with an anti-shim configuration to prevent unwanted removal of the ratchet lock assembly. The anti-shim ratchet lock assembly includes a driver and cam to lock a member, e.g., a spring, of the ratchet lock assembly to a locking bar or strike plate.
    Type: Application
    Filed: November 29, 2021
    Publication date: November 10, 2022
    Inventors: William H. Bullwinkel, Robert Ludwig, David R. Wachsman, Alvin Ma
  • Publication number: 20220213719
    Abstract: A drawer lock assembly is provided including a housing having a front face and a rear face; a barrel having a first end extending perpendicularly from the front face of the housing and a second end extending through the rear face of the housing; a locking actuation member disposed through the first end of the barrel; a driver disposed through the second end of the barrel to engage the locking actuation member; a bolt including a first member offset from a second member in a parallel relationship, the first member includes a slot configured to receive a cam of the driver; and an endplate configured to retain the driver and bolt in the housing, the endplate including a channel configured to receive the second member of the bolt, wherein upon actuation of the locking actuation member, the second member extends beyond the housing to engage a recess of a structure.
    Type: Application
    Filed: December 22, 2021
    Publication date: July 7, 2022
    Inventors: William H. Bullwinkel, Robert Ludwig, David R. Wachsman, Alvin Ma
  • Publication number: 20210025196
    Abstract: In one aspect of the present disclosure, a locking device is provided including an interchangeable core (IC), a barrel, an anti-rotation plate, a prong driver, a bolt and a backplate. The barrel is coupled to the backplate and includes a hollow interior to receive the IC. The bolt is slidably disposed in a slot of the backplate. The IC includes a key hole. The prong driver is coupled to the IC and the bolt, such that, when a proper key is inserted into the key hole and rotated the bolt can be extended from the slot in a direction away from the locking device or retracted into the slot in a direction toward the interior of the locking device. The anti-rotation plate of the locking device is coupled to the barrel to prevent the locking device from being rotated relative to a structure the locking device is mounted to.
    Type: Application
    Filed: October 15, 2020
    Publication date: January 28, 2021
    Inventors: Alvin Ma, William H. Bullwinkel
  • Publication number: 20200354992
    Abstract: In one aspect of the present disclosure, a locking device is provided including an interchangeable core (IC), a barrel, an anti-rotation plate, a prong driver, a bolt and a backplate. The barrel is coupled to the backplate and includes a hollow interior to receive the IC. The bolt is slidably disposed in a slot of the backplate. The IC includes a key hole. The prong driver is coupled to the IC and the bolt, such that, when a proper key is inserted into the key hole and rotated the bolt can be extended from the slot in a direction away from the locking device or retracted into the slot in a direction toward the interior of the locking device. The anti-rotation plate of the locking device is coupled to the barrel to prevent the locking device from being rotated relative to a structure the locking device is mounted to.
    Type: Application
    Filed: July 27, 2020
    Publication date: November 12, 2020
    Inventors: Alvin Ma, William H. Bullwinkel
  • Patent number: 10827853
    Abstract: Locking devices for pegboard hooks, slatwall hooks, and crossbar hooks are provided. In one aspect, locking devices are provided for preventing a pegboard hook from being removed form a pegboard. In another aspect, locking devices are provided for preventing a slatwall hook from being removed form a slatwall. In another aspect, locking devices are provided for preventing a crossbar hook from being removed form a crossbar.
    Type: Grant
    Filed: March 25, 2019
    Date of Patent: November 10, 2020
    Assignee: Delta Lock Company, LLC
    Inventors: Alvin Ma, David R. Wachsman, Alan Rabinowitz
  • Publication number: 20200351477
    Abstract: The present disclosure provides a lock system including automated notification and surveillance integration. In the lock system of the present disclosure, when any of the locks included in the lock system are locked or unlocked, a notification or communication signal is sent to at least one other device. The at least one other device may be a receiver, smart phone, smart watch, laptop, desktop, and/or an Internet connected or Internet of Things (IoT) device. In one aspect, the at least one other device is an image capturing device that captures one or more images of the lock that has been locked or unlocked and the surrounding area the lock is disposed in responsive to the notification or communication signal sent. The lock system of the present disclosure is configured for use with electronic locks, mechanical locks, and/or hybrid electronic-mechanical locks.
    Type: Application
    Filed: July 20, 2020
    Publication date: November 5, 2020
    Inventors: Alan Rabinowitz, David R. Wachsman, Alvin MA, Octavio Pupo Nogueira Neto
  • Patent number: 10752905
    Abstract: This document provides methods and materials for assembling nucleic acid constructs (e.g., TALENs). For example, methods for assembling TALEs that are rapid, flexible for use in many cloning scaffolds (such as common nuclease and nickase backbones), and achievable with standard molecular biology laboratory tools, thereby making TALEs a more accessible genome system, are provided.
    Type: Grant
    Filed: January 20, 2016
    Date of Patent: August 25, 2020
    Assignee: MAYO FOUNDATION FOR MEDICAL EDUCATION AND RESEARCH
    Inventors: Stephen C. Ekker, Karl J. Clark, Jarryd M. Campbell, Chun Hang Alvin Ma
  • Patent number: 10724276
    Abstract: In one aspect of the present disclosure, a locking device is provided including an interchangeable core (IC), a barrel, an anti-rotation plate, a prong driver, a bolt and a backplate. The barrel is coupled to the backplate and includes a hollow interior to receive the IC. The bolt is slidably disposed in a slot of the backplate. The IC includes a key hole. The prong driver is coupled to the IC and the bolt, such that, when a proper key is inserted into the key hole and rotated the bolt can be extended from the slot in a direction away from the locking device or retracted into the slot in a direction toward the interior of the locking device. The anti-rotation plate of the locking device is coupled to the barrel to prevent the locking device from being rotated relative to a structure the locking device is mounted to.
    Type: Grant
    Filed: May 29, 2017
    Date of Patent: July 28, 2020
    Assignee: Delta Lock Company, LLC
    Inventors: Alvin Ma, William H. Bullwinkel
  • Patent number: 10721444
    Abstract: The present disclosure provides a lock system including automated notification and surveillance integration. In the lock system of the present disclosure, when any of the locks included in the lock system are locked or unlocked, a notification or communication signal is sent to at least one other device. The at least one other device may be a receiver, smart phone, smart watch, laptop, desktop, and/or an Internet connected or Internet of Things (IoT) device. In one aspect, the at least one other device is an image capturing device that captures one or more images of the lock that has been locked or unlocked and the surrounding area the lock is disposed in responsive to the notification or communication signal sent. The lock system of the present disclosure is configured for use with electronic locks, mechanical locks, and/or hybrid electronic-mechanical locks.
    Type: Grant
    Filed: March 12, 2019
    Date of Patent: July 21, 2020
    Assignee: Delta Lock Company, LLC
    Inventors: Alan Rabinowitz, David R. Wachsman, Alvin Ma, Octavio Pupo Nogueira Neto
  • Patent number: 10435914
    Abstract: A locking device is provided including a housing, a barrel, an interchangeable core (IC), and a prong driver. The housing extending along a longitudinal axis and including a first slot. The barrel slidably disposed in a hollow interior of the housing, where the barrel is slidable along the longitudinal axis. The barrel including a second slot and a hollow interior to retain the IC. The IC including a key hole and coupled to the prong driver. The prong driver including an engaging element extending from the prong driver perpendicularly to the longitudinal axis into the first slot and the second slot. When a proper key is inserted into the key hole and rotated, the engaging element is rotated within the first and second slots to allow the barrel to slide along the longitudinal axis to lock and unlock the locking device.
    Type: Grant
    Filed: April 10, 2017
    Date of Patent: October 8, 2019
    Assignee: Delta Lock Company, LLC
    Inventor: Alvin Ma