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For the Inventor, By the Inventor

Montauban, France

Jean-Louis Massieu

USPTO Granted Patents = 25


Average Co-Inventor Count = 2.2

ph-index = 9

Forward Citations = 609(Granted Patents)


Location History:

  • LaBege, FR (2005)
  • Rue de la decouverte BP 187, FR (2007)
  • Montauban, FR (1995 - 2013)

Company Filing History:

goldMedal21 out of 556 
 
Intermec IP Corporation
 patents
silverMedal2 out of 2 
 
Reflexion Plus
 patents
bronzeMedal1 out of 1 
 
United Barcode Industries Scanner Technology Center
 patent
4. 1 out of 832,718 
Other
 patents

Years Active: 1995-2013

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25 patents (USPTO):Explore Patents
1. 8507834 - System and method for autofocusing an optical system through image spectral analysis (2013-08-13),
2. 8245936 - Dynamic focus calibration, such as dynamic focus calibration using an open-loop system in a bar code scanner (2012-08-21),
3. 8087589 - Laser barcode scanner employing heterodyning techniques (2012-01-03),
4. 8061617 - Enhanced resolution automatic data collection apparatus and method using an afocal optical element (2011-11-22),
5. 8056806 - Machine-readable symbol reader and method employing an ultracompact light concentrator with adaptive field of view (2011-11-15),
6. 7451933 - Optoelectronic device, process and article for acquiring machine-readable symbols, such as bar codes (2008-11-18),
7. 7413125 - Optoelectronic device and process for acquiring symbols, such as bar codes, using a two-dimensional sensor (2008-08-19),
8. 7412097 - Process and device for detection of straight-line segments in a stream of digital data that are representative of an image in which the contour points of said image are identified (2008-08-12),
9. 7407105 - Apparatus for diagonal progressive scanning video and method of improving aiming visibility, reducing tilt dependence and improving read range (2008-08-05),
10. 7296749 - Autofocus barcode scanner and the like employing micro-fluidic lens (2007-11-20),
11. 7180640 - Monolithic micro scanning device (2007-02-20),
12. 7143941 - Optoelectronic device and process for acquiring symbols, such as bar codes, using a two-dimensional sensor (2006-12-05),
13. 7035466 - Process and device for detection of straight-line segments in a stream of digital data that are representative of an image in which the contour points of said image are identified (2006-04-25),
14. 6879428 - Frame grabbing with laser scanner with sweeping by silicon planar electrostatics actuator (2005-04-12),
15. 6776342 - Process for the parameterization of scanners for one-dimensional or two-dimensional printed codes (2004-08-17),

Title: Innovations by Jean-Louis Massieu: Pioneering Autofocusing Technologies

Introduction

Jean-Louis Massieu is an accomplished inventor based in Montauban, France, known for his contributions in the field of optical systems. With a remarkable portfolio of 25 patents, Massieu has demonstrated his innovative prowess, particularly in enhancing the functionality of imaging technologies.

Latest Patents

Among his latest inventions, Massieu developed a "System and method for autofocusing an optical system through image spectral analysis." This groundbreaking patented solution utilizes transforms of captured images to dynamically adjust the focusing of an optical system. The method involves a detector that captures images at various positions, allowing for precise calculations of transforms and blur spread parameters to optimize autofocus.

Additionally, he also holds a patent for "Dynamic focus calibration, such as dynamic focus calibration using an open-loop system in a bar code scanner." This invention recalibrates bar code scanners by dynamically adjusting the focal length of a lens assembly based on feedback related to the distance between the lens and the imaged object. This ensures effective auto focusing and zoom adjustments, enhancing the user experience significantly.

Career Highlights

Throughout his career, Massieu has worked with esteemed companies such as Intermec IP Corporation and Reflexion Plus. His innovative contributions in optical technology have positioned him as a key figure in his industry, influencing advancements in imaging systems.

Collaborations

Throughout his journey, Massieu has collaborated with several notable professionals, including Jean-Michel Puech and Serge Thuries. These partnerships have enabled a rich exchange of ideas and have bolstered the development of cutting-edge optical technologies.

Conclusion

Jean-Louis Massieu stands out as a significant inventor in the realm of optical systems. His dedication to innovation is evident through his substantial portfolio of patents, particularly in the area of autofocusing technologies. As his work continues to evolve, he undoubtedly paves the way for future advancements in imaging systems.

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