ALKEN, INC

Organization

COLCHESTER, VT, US

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Patents Grantslast 30 patents

Information Patent Grant
Electromagnetic tracking with self learning
- Patent number 12,196,857
- Issue date Jan 14, 2025
- Alken Inc.
- Robert F. Higgins
- G01 - MEASURING TESTING
Information Patent Grant
Hybrid tracking with auto-correction
- Patent number 11,797,127
- Issue date Oct 24, 2023
- Alken Inc.
- Robert F. Higgins
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Auto-hemisphere detection in a magnetic tracker
- Patent number 11,675,030
- Issue date Jun 13, 2023
- Alken Inc.
- Robert F. Higgins
- G01 - MEASURING TESTING
Information Patent Grant
Safety system for machinery
- Patent number 11,629,818
- Issue date Apr 18, 2023
- Alken Inc.
- Keith Hanf
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Grant
Dynamic mixing of and switching between sensor measurements in hybr...
- Patent number 11,585,680
- Issue date Feb 21, 2023
- Alken Inc.
- Henry E. Himberg
- G01 - MEASURING TESTING
Information Patent Grant
Adaptive weighting of multiple sources in a magnetic or hybrid trac...
- Patent number 11,543,529
- Issue date Jan 3, 2023
- Alken Inc.
- Robert F. Higgins
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Dynamic mixing of and switching between sensor measurements in hybr...
- Patent number 11,326,905
- Issue date May 10, 2022
- Alken Inc.
- Henry E. Himberg
- G01 - MEASURING TESTING
Information Patent Grant
Reversible connector orientation detection in an electromagnetic tr...
- Patent number 11,050,197
- Issue date Jun 29, 2021
- Alken Inc.
- Robert F. Higgins
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Self-leveling magnetic source
- Patent number 11,029,369
- Issue date Jun 8, 2021
- Alken Inc.
- Robert F. Higgins
- G01 - MEASURING TESTING
Information Patent Grant
Safety system for machinery
- Patent number 10,837,599
- Issue date Nov 17, 2020
- Alken Inc.
- Keith Hanf
- A41 - WEARING APPAREL
Information Patent Grant
AC magnetic tracking with phase disambiguation
- Patent number 8,121,812
- Issue date Feb 21, 2012
- Alken Inc.
- Robert F. Higgins
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
AC magnetic tracking system with phase locking
- Patent number 8,013,595
- Issue date Sep 6, 2011
- Alken Inc.
- Herbert R. Jones
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
AC magnetic tracking system with non-coherency between sources and...
- Patent number 7,873,491
- Issue date Jan 18, 2011
- Alken, Inc.
- Robert F. Higgins
- G01 - MEASURING TESTING
Information Patent Grant
Head-mounted pointing and control device
- Patent number 7,710,395
- Issue date May 4, 2010
- Alken, Inc.
- Allan G. Rodgers
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Magnetic position and orientation measurement system with eddy curr...
- Patent number 7,292,948
- Issue date Nov 6, 2007
- Alken Inc.
- Herbert R. Jones, Jr.
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
Auto-Hemisphere Detection In A Magnetic Tracker
- Publication number 20230036210
- Publication date Feb 2, 2023
- ALKEN Inc., dba Polhemus
- Robert F. Higgins
- G01 - MEASURING TESTING
Information Patent Application
Safety System For Machinery
- Publication number 20210048145
- Publication date Feb 18, 2021
- ALKEN Inc., dba Polhemus
- Keith Hanf
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
SAFETY SYSTEM FOR MACHINERY
- Publication number 20190242523
- Publication date Aug 8, 2019
- ALKEN Inc., dba Polhemus
- Keith Hanf
- B02 - CRUSHING, PULVERISING, OR DISINTEGRATING PREPARATORY TREATMENT OF GRAIN...
Information Patent Application
AC magnetic tracking with phase disambiguation
- Publication number 20090076746
- Publication date Mar 19, 2009
- ALKEN Inc., dba Polhemus
- Robert F. Higgins
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
AC magnetic tracking system with phase locking
- Publication number 20090030646
- Publication date Jan 29, 2009
- ALKEN Inc., dba Polhemus
- Herbert R. Jones
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
AC MAGNETIC TRACKING SYSTEM WITH NON-COHERENCY BETWEEN SOURCES AND...
- Publication number 20080120061
- Publication date May 22, 2008
- Alken, Inc. D/B/A Polhemus
- Robert F. Higgins
- G01 - MEASURING TESTING

Trademarklast 30 trademarks

Information Trademark
98583635 - POLHEMUS
- Serial number 98583635
- Filing date Jun 4, 2024
- ALKEN,Inc
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
88183032 - FTT
- Serial number 88183032
- Registration number 5939641
- Filing date Nov 6, 2018
- Alken, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
88070223 - VIPER
- Serial number 88070223
- Registration number 5709426
- Filing date Aug 8, 2018
- ALKEN Inc
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments
Information Trademark
76655209 - 3SPACE
- Serial number 76655209
- Registration number 3257452
- Filing date Feb 16, 2006
- Alken, Inc.
- 9 - Scientific, nautical, surveying, photographic, cinematographic, optical, weighing, measuring, signalling, checking (supervision), life-saving and teaching apparatus and instruments

Organization

Patents Grantslast 30 patents

Electromagnetic tracking with self learning

Hybrid tracking with auto-correction

Auto-hemisphere detection in a magnetic tracker

Safety system for machinery

Dynamic mixing of and switching between sensor measurements in hybr...

Adaptive weighting of multiple sources in a magnetic or hybrid trac...

Dynamic mixing of and switching between sensor measurements in hybr...

Reversible connector orientation detection in an electromagnetic tr...

Self-leveling magnetic source

Safety system for machinery

AC magnetic tracking with phase disambiguation

AC magnetic tracking system with phase locking

AC magnetic tracking system with non-coherency between sources and...

Head-mounted pointing and control device

Magnetic position and orientation measurement system with eddy curr...

Patents Applicationslast 30 patents

Auto-Hemisphere Detection In A Magnetic Tracker

Safety System For Machinery

SAFETY SYSTEM FOR MACHINERY

AC magnetic tracking with phase disambiguation

AC magnetic tracking system with phase locking

AC MAGNETIC TRACKING SYSTEM WITH NON-COHERENCY BETWEEN SOURCES AND...

Trademarklast 30 trademarks

98583635 - POLHEMUS

88183032 - FTT

88070223 - VIPER

76655209 - 3SPACE