Patents by Inventor Hollan Tsuda

Hollan Tsuda 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: 11213971
    Abstract: Blade guards for power tools such as table saws are disclosed. The blade guard may include a guard that pivots up and down to allow a workpiece to move past the guard, a dust collection channel, and a pivot mechanism which maintains the dust collection channel in an operable condition as the guard pivots up or down. The guard may also function as a wood stop and it may include anti-kickback pawls. The blade guard may be part of a dust collection system and may be connected to a vacuum system by a conduit such as a flexible hose.
    Type: Grant
    Filed: March 25, 2020
    Date of Patent: January 4, 2022
    Assignee: SawStop Holding LLC
    Inventor: Hollan A. Tsuda
  • Publication number: 20200376574
    Abstract: Table saws and features for table saws are disclosed. Some of the disclosed features are particularly relevant to portable table saws such as jobsite and bench-top table saws. Disclosed features include, but are not limited to, extendable rails, mechanisms to lock rails in position, drawers, compartments and components to store table saw accessories, switch boxes, dust collection systems, table saw housings, tables, and handles.
    Type: Application
    Filed: June 22, 2020
    Publication date: December 3, 2020
    Applicant: SAWSTOP HOLDING LLC
    Inventors: J. David Fulmer, John P. Nenadic, Paul H. Stasiewicz, Hollan A. Tsuda, Jeffrey D. Weston
  • Publication number: 20200307016
    Abstract: Blade guards for power tools such as table saws are disclosed. The blade guard may include a guard that pivots up and down to allow a workpiece to move past the guard, a dust collection channel, and a pivot mechanism which maintains the dust collection channel in an operable condition as the guard pivots up or down. The guard may also function as a wood stop and it may include anti-kickback pawls. The blade guard may be part of a dust collection system and may be connected to a vacuum system by a conduit such as a flexible hose.
    Type: Application
    Filed: March 25, 2020
    Publication date: October 1, 2020
    Applicant: Sawstop Holding LLC
    Inventor: Hollan A. Tsuda
  • Patent number: 10710269
    Abstract: Blade guards for power tools such as table saws are disclosed. The blade guard may include a shroud that pivots up and down to allow a workpiece to move past the guard, a dust collection channel, and a pivot joint which maintains the dust collection channel in an operable condition as the shroud pivots up or down. The guard may also include a wood stop and anti-kickback pawls. The blade guard may be part of a dust collection system and may be connected to a vacuum system by a conduit such as a flexible hose.
    Type: Grant
    Filed: March 6, 2017
    Date of Patent: July 14, 2020
    Assignee: SawStop Holding LLC
    Inventors: Hollan A. Tsuda, John P. Nenadic, Paul H. Stasiewicz
  • Patent number: 10688572
    Abstract: Table saws and features for table saws are disclosed. Some of the disclosed features are particularly relevant to portable table saws such as jobsite and bench-top table saws. Disclosed features include, but are not limited to, extendable rails, mechanisms to lock rails in position, drawers, compartments and components to store table saw accessories, switch boxes, dust collection systems, table saw housings, tables, and handles.
    Type: Grant
    Filed: September 25, 2018
    Date of Patent: June 23, 2020
    Assignee: SawStop Holding LLC
    Inventors: J. David Fulmer, John P. Nenadic, Paul H. Stasiewicz, Hollan A. Tsuda, Jeffrey D. Weston
  • Publication number: 20190270146
    Abstract: Outfeed tables for table saws are disclosed. The outfeed tables may include adjustable clamps configured to adjust the height of the outfeed table relative to the table saw. Such outfeed tables may also include parts capable of being configured in multiple ways to accommodate various table saws.
    Type: Application
    Filed: February 28, 2019
    Publication date: September 5, 2019
    Applicant: SawStop Holding LLC
    Inventors: Stephen F. Gass, Hollan A. Tsuda
  • Publication number: 20190091780
    Abstract: Table saws and features for table saws are disclosed. Some of the disclosed features are particularly relevant to portable table saws such as jobsite and bench-top table saws. Disclosed features include, but are not limited to, extendable rails, mechanisms to lock rails in position, drawers, compartments and components to store table saw accessories, switch boxes, dust collection systems, table saw housings, tables, and handles.
    Type: Application
    Filed: September 25, 2018
    Publication date: March 28, 2019
    Applicant: SAWSTOP HOLDING LLC
    Inventors: J. David Fulmer, John P. Nenadic, Paul H. Stasiewicz, Hollan A. Tsuda, Jeffrey D. Weston
  • Patent number: 10092968
    Abstract: Table saws and features for table saws are disclosed. Some of the disclosed features are particularly relevant to portable table saws such as jobsite and bench-top table saws. Disclosed features include, but are not limited to, extendable rails, mechanisms to lock rails in position, drawers, compartments and components to store table saw accessories, switch boxes, dust collection systems, table saw housings, tables, and handles.
    Type: Grant
    Filed: October 30, 2014
    Date of Patent: October 9, 2018
    Assignee: SawStop Holding LLC
    Inventors: J. David Fulmer, John P. Nenadic, Paul H. Stasiewicz, Hollan A. Tsuda, Jeffrey D. Weston
  • Publication number: 20170173818
    Abstract: Blade guards for power tools such as table saws are disclosed. The blade guard may include a shroud that pivots up and down to allow a workpiece to move past the guard, a dust collection channel, and a pivot joint which maintains the dust collection channel in an operable condition as the shroud pivots up or down. The guard may also include a wood stop and anti-kickback pawls. The blade guard may be part of a dust collection system and may be connected to a vacuum system by a conduit such as a flexible hose.
    Type: Application
    Filed: March 6, 2017
    Publication date: June 22, 2017
    Applicant: SD3, LLC
    Inventors: Hollan A. Tsuda, John P. Nenadic, Paul H. Stasiewicz
  • Patent number: 9586335
    Abstract: Blade guards for power tools such as table saws are disclosed. The blade guard may include a shroud that pivots up and down to allow a workpiece to move past the guard, a dust collection channel, and a pivot joint which maintains the dust collection channel in an operable condition as the shroud pivots up or down. The guard may also include a wood stop and anti-kickback pawls. The blade guard may be part of a dust collection system and may be connected to a vacuum system by a conduit such as a flexible hose.
    Type: Grant
    Filed: January 27, 2011
    Date of Patent: March 7, 2017
    Assignee: SD3, LLC
    Inventors: Hollan A. Tsuda, John P. Nenadic, Paul H. Stasiewicz
  • Publication number: 20160243632
    Abstract: Table saws and features for table saws are disclosed. Some of the disclosed features are particularly relevant to portable table saws such as jobsite and bench-top table saws. Disclosed features include, but are not limited to, extendable rails, mechanisms to lock rails in position, drawers, compartments and components to store table saw accessories, switch boxes, dust collection systems, table saw housings, tables, and handles.
    Type: Application
    Filed: October 30, 2014
    Publication date: August 25, 2016
    Applicant: SD3, LLC
    Inventors: J. David Fulmer, John P. Nenadic, Paul H. Stasiewicz, Hollan A. Tsuda, Jeffrey D. Weston
  • Publication number: 20160121412
    Abstract: Table saws and features for table saws are disclosed. Some of the disclosed features are particularly relevant to portable table saws such as jobsite and bench-top table saws. Disclosed features include, but are not limited to, extendable rails, mechanisms to lock rails in position, drawers, compartments and components to store table saw accessories, switch boxes, dust collection systems, table saw housings, tables, and handles.
    Type: Application
    Filed: October 30, 2014
    Publication date: May 5, 2016
    Applicant: SD3, LLC
    Inventors: J. David Fulmer, John P. Nenadic, Paul H. Stasiewicz, Hollan A. Tsuda, Jeffrey D. Weston
  • Publication number: 20110179923
    Abstract: Blade guards for power tools such as table saws are disclosed. The blade guard may include a shroud that pivots up and down to allow a workpiece to move past the guard, a dust collection channel, and a pivot joint which maintains the dust collection channel in an operable condition as the shroud pivots up or down. The guard may also include a wood stop and anti-kickback pawls. The blade guard may be part of a dust collection system and may be connected to a vacuum system by a conduit such as a flexible hose.
    Type: Application
    Filed: January 27, 2011
    Publication date: July 28, 2011
    Inventors: Hollan A. Tsuda, John P. Nenadic, Paul H. Stasiewicz
  • Patent number: 7926136
    Abstract: A multipurpose folding hand tool including a tool holder permitting exchanges of blades. The tool may include a folding scissors including a spring that is moved into operative engagement with a scissors handle to open the scissors handles apart from each other only as the scissors approaches an extended, operative position with respect to the handle of the folding land tool, within which it may be stowed. A resilient grip member is incorporated in one of the handles of the folding multipurpose hand tool. A wire cutter and a crimping tool are located on pliers jaw tangs, between the pliers pivot and the foldable handles of the tool.
    Type: Grant
    Filed: May 3, 2007
    Date of Patent: April 19, 2011
    Assignee: Leatherman Tool Group, Inc.
    Inventors: Melissa C. Yale, Hollan A. Tsuda, Glenn Klecker, Benjamin C. Rivera
  • Patent number: 7568408
    Abstract: A folding multipurpose hand tool including a pivoted latch that engages side walls of a handle and a base of a folding tool member to hold the folding tool member in a selection position. Pliers include a non-circular hub. A separate safety interlock latch keeps a folding blade stowed in a handle when another tool is moved from a first position with respect to the handle. A tool bit holder securely holds and drives reduced thickness tool bits that can also be engaged in and driven by conventional sockets having a regular hexagonal shape.
    Type: Grant
    Filed: September 5, 2007
    Date of Patent: August 4, 2009
    Assignee: Leatherman Tool Group, Inc.
    Inventor: Hollan A. Tsuda
  • Patent number: 7530129
    Abstract: A multipurpose folding hand tool including a tool holder permitting exchanges of blades. The tool may include a folding scissors including a spring that is moved into operative engagement with a scissors handle to open the scissors handles apart from each other only as the scissors approaches an extended, operative position with respect to the handle of the folding hand tool, within which it may be stowed. A resilient grip member is incorporated in one of the handles of the folding multipurpose hand tool. A wire cutter and a crimping tool are located on pliers jaw tangs, between the pliers pivot and the foldable handles of the tool.
    Type: Grant
    Filed: May 1, 2007
    Date of Patent: May 12, 2009
    Assignee: Leatherman Tool Group, Inc.
    Inventors: Melissa C. Yale, Hollan A. Tsuda, Glenn Klecker, Benjamin C. Rivera
  • Publication number: 20080216326
    Abstract: A multipurpose tool including a tool such as pruning shear in which one handle includes a storage cavity to hold folding tool elements. That handle is rotatable about a longitudinal axis, between a position in which it presents comfortable outer surfaces to be gripped during use of the pruning shear, and a position exposing the folding tool elements to be extended. A blade latch release lever for releasing the folding tool elements may include grip ears located at the sides of the main handle.
    Type: Application
    Filed: March 9, 2007
    Publication date: September 11, 2008
    Inventors: Glenn A. Klecker, Hollan A. Tsuda
  • Publication number: 20080086893
    Abstract: A hand tool is provided that includes a handle and one or more implements that are movable relative to the handle. The hand tool may include a first implement that is rotatable within a plane and a second implement that is slidable along an axis that may also lie within that same plane. The implements may include a variety of tools or blades, such as knife blades and cutting hooks. The hand tool may also include locks and/or catches to bias or lock one or more of the implements in retracted and extended positions. The handle may define a groove or other recess for holding an instrument such as a sharpening tool.
    Type: Application
    Filed: December 14, 2007
    Publication date: April 17, 2008
    Inventors: Hollan Tsuda, Nathan Knight, Melissa Yale, Charles Goodrich
  • Patent number: D567601
    Type: Grant
    Filed: March 9, 2007
    Date of Patent: April 29, 2008
    Assignee: Leatherman Tool Group, Inc.
    Inventors: Glenn A. Klecker, Hollan A. Tsuda
  • Patent number: D576010
    Type: Grant
    Filed: March 9, 2007
    Date of Patent: September 2, 2008
    Assignee: Leatherman Tool Group, Inc.
    Inventor: Hollan A. Tsuda