Inventor · disambiguated record
Jonas Hjelmström
Also filed as: HJELMSTROEM JONAS · HJELMSTROM JONAS · HJELMSTRÖM JONAS
22 granted patents·44 citations·filing 2011–2022
92Inventor score
Top patents by PatentIndex Score
22 records- 0194US10386554B2IR-filter arrangementAXIS AB·Filed 2017·Granted Aug 20, 2019·13 cites·19 claims
- 0283US8270826B2Calibration of a lens deviceHJELMSTROM JONAS·Filed 2011·Granted Sep 18, 2012·6 cites·18 claims
- 0381US9538053B2Camera tampering protectionAXIS AB·Filed 2014·Granted Jan 3, 2017·5 cites·14 claims
- 0480US8937682B2Focusing deviceAXIS AB·Filed 2013·Granted Jan 20, 2015·4 cites·15 claims
- 0580US8754975B2Method and digital video camera for improving the image quality of images in a video image streamHJELMSTROM JONAS·Filed 2011·Granted Jun 17, 2014·7 cites·19 claims
- 0678US9888187B2Method for determination of focal length for a zoom lensAXIS AB·Filed 2016·Granted Feb 6, 2018·2 cites·11 claims
- 0771US10531058B2Method for enhancing color images, and an assembly performing such methodAXIS AB·Filed 2018·Granted Jan 7, 2020·1 cites·16 claims
- 0867US9225881B2Digital camera with adjustable sensorHJELMSTROM JONAS·Filed 2012·Granted Dec 29, 2015·2 cites·19 claims
- 0967US9204058B2Method and apparatus for setting a camera exposure timeAXIS AB·Filed 2014·Granted Dec 1, 2015·1 cites·10 claims
- 1065US9438814B2Method, lens assembly and camera for reducing stray lightAXIS AB·Filed 2014·Granted Sep 6, 2016·1 cites·9 claims
- 1164US11582382B2Arrangement for assessing ambient light in a video cameraAXIS AB·Filed 2022·Granted Feb 14, 2023·0 cites·13 claims
- 1261US9936112B2Monitoring cameraAXIS AB·Filed 2016·Granted Apr 3, 2018·1 cites·16 claims
- 1359US8848198B2Method for determining the tilt of an image sensorHJELMSTRÖM JONAS·Filed 2012·Granted Sep 30, 2014·1 cites·15 claims
- 1455US10091437B2Method for determination of focal length for a zoom lensAXIS AB·Filed 2017·Granted Oct 2, 2018·0 cites·9 claims
- 1554US11711622B2Arrangement for assessing ambient light in a video cameraAXIS AB·Filed 2022·Granted Jul 25, 2023·0 cites·6 claims
- 1654US11592404B2Close object detection for monitoring camerasAXIS AB·Filed 2020·Granted Feb 28, 2023·0 cites·14 claims
- 1748US10687036B2Method, apparatus and system for detecting and reducing the effects of color fringing in digital video acquired by a cameraAXIS AB·Filed 2018·Granted Jun 16, 2020·0 cites·13 claims
- 1846US10075642B2Method and system for image stabilizationAXIS AB·Filed 2016·Granted Sep 11, 2018·0 cites·12 claims
- 1945US11785342B2Method of activating an object-specific actionAXIS AB·Filed 2021·Granted Oct 10, 2023·0 cites·10 claims
- 2045US10146101B2Method for sequential control of IR-filter, and an assembly performing such methodAXIS AB·Filed 2017·Granted Dec 4, 2018·0 cites·13 claims
- 2144US11477357B2Camera and method for introducing light pulses in an image streamAXIS AB·Filed 2020·Granted Oct 18, 2022·0 cites·14 claims
- 2242US10567713B2Camera and method of producing color imagesAXIS AB·Filed 2017·Granted Feb 18, 2020·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →