Company Filing History:

12 out of 90,697

Canon Kabushiki Kaisha

patents

2 out of 972

The University of Arizona

patents

1 out of 261

Arizona Board of Regents, a Body Corporate

patents

where one patent can have more than one assignee

Years Active: 2011-2018

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12 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10012953 - Method of reconstructing a holographic image and apparatus therefor (2018-07-03),

2. 9360423 - Optical system for a holographic microscope including a spatial filter (2016-06-07),

3. 9176054 - System for tomographic imaging using coherent light that has a random phase distribution (2015-11-03),

4. 9116303 - Hologram with cells to control phase in two polarization directions and exposure apparatus (2015-08-25),

5. 8896840 - Interferometric method and digital holographic microscope (2014-11-25),

6. 8687253 - Speckle noise reduction based on longitudinal shift of sample (2014-04-01),

7. 8531747 - Hologram, hologram data generation method, and exposure apparatus (2013-09-10),

8. 8451428 - Computer generated hologram, exposure apparatus and device fabrication method (2013-05-28),

9. 8437058 - Computer generated hologram and exposure apparatus to suppress an illumination variation and loss in light (2013-05-07),

10. 8373914 - Computer generated hologram including plural isotropic and anisotropic cells for forming combined intensity distribution, generation method, and exposure apparatus (2013-02-12),

11. 8189248 - Computer generated hologram, exposure apparatus and device fabrication method (2012-05-29),

12. 8072661 - Computer generated hologram, exposure apparatus, and device fabrication method (2011-12-06),

Title: The Innovative Contributions of Isao Matsubara

Introduction

Isao Matsubara is a prominent inventor based in Tucson, AZ (US). He has made significant contributions to the field of holography, holding a total of 12 patents. His work focuses on methods and apparatuses for image reconstruction, showcasing his expertise in optical systems.

Latest Patents

Matsubara's latest patents include a method of reconstructing a holographic image and an optical system for a holographic microscope. The method of reconstructing a holographic image involves breaking a holographic image into multiple interlaced sample sets corresponding to color separation images. This innovative approach allows for independent sampling, filtering, and reconstruction of all sets, resulting in demodulated images that contain no fringes. Additionally, range-clipped tonal rendering curves are utilized to select pixel regions of the demodulated images that will replace saturated regions, ultimately integrating all unsaturated images into one cohesive image. The optical system for a holographic microscope features a light source that emits a light beam, which is then split into a reference beam and an object beam by a grating. This system includes a lens unit for sample irradiation, a spatial filter for the reference and object beams, and a detector to capture the interference pattern caused by these beams.

Career Highlights

Throughout his career, Matsubara has worked with notable organizations such as Canon and the University of Arizona. His experience in these institutions has allowed him to refine his skills and contribute to groundbreaking advancements in holography.

Collaborations

Matsubara has collaborated with esteemed colleagues, including Chung-Chieh Yu and William J. Dallas. These partnerships have further enriched his work and expanded the impact of his inventions.

Conclusion

Isao Matsubara's innovative contributions to holography and image reconstruction have established him as a key figure in the field. His patents reflect a deep understanding of optical systems and a commitment to advancing technology.

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