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For the Inventor, By the Inventor

Suwon, South Korea

Sang-whoe Dho

This inventor holds 14 USPTO granted patents. Top assignee: Samsung Electronics Co., Ltd.. Active years: 2004-2010.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Sang-whoe Dho. Retrieved from https://idiyas.com/inventor/sang-whoe-dho

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

USPTO Granted Patents = 14

% Patents Active = 14.3

Average Co-Inventor Count = 1.4

ph-index = 7

Forward Citations = 159(Granted Patents)


Location History:

  • Gyunggi-do, KR (2005)
  • Kyungki-do, KR (2007)
  • Suwon-si, KR (2008 - 2009)
  • Suwon, KR (2004 - 2010)

Company Filing History:

goldMedal14 out of 132,108 
 
Samsung Electronics Co., Ltd.
 patents

Years Active: 2004-2010

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14 patents (USPTO):Explore Patents
1. 7817212 - Laser video projector having multi-channel acousto-optic modulator, and method and circuit for driving the same (2010-10-19),
2. 7585078 - Illumination system capable of eliminating laser speckle and projection system employing the same (2009-09-08),
3. 7527384 - Illumination system to eliminate laser speckle and projection system employing the same (2009-05-05),
4. 7433124 - Illumination system to eliminate laser speckle and a single-panel projection system employing the same (2008-10-07),
5. 7184103 - Laser video projector having multi-channel acousto-optic modulator, and method and circuit for driving the same (2007-02-27),
6. 7014318 - Light coupling device and image projection apparatus using the same (2006-03-21),
7. 6910776 - Apparatus for image projecting having a matrix type of optical-switch (2005-06-28),
8. 6870685 - Color separating device using dichroic mirror wheel and image projecting apparatus using the same (2005-03-22),
9. 6865309 - Optical coupling device, method of producing the same, and optical apparatus using the same (2005-03-08),
10. 6819468 - Image projection apparatus and method (2004-11-16),
11. 6799850 - Image projecting apparatus having optical switch (2004-10-05),
12. 6796689 - Image projection apparatus and method (2004-09-28),
13. 6793345 - Apparatus and method for image projection using dichroic mirror wheel (2004-09-21),
14. 6733135 - Image projection apparatus (2004-05-11),

Title: The Innovative Contributions of Sang-whoe Dho

Introduction

Sang-whoe Dho is a prominent inventor based in Suwon, South Korea. He has made significant contributions to the field of laser technology, particularly in video projection systems. With a total of 14 patents to his name, Dho's work has advanced the capabilities of laser projectors and improved image quality.

Latest Patents

Dho's latest patents include a laser video projector featuring a multi-channel acousto-optic modulator. This innovative projector incorporates a light generating portion, an optic modulator, an optic combining portion, and an optic scanning portion. The design allows for the simultaneous modulation of multiple light beams, enhancing the performance of both the optic modulator and scanner. Additionally, he has developed an illumination system capable of eliminating laser speckle, which significantly improves the quality of projected images.

Career Highlights

Sang-whoe Dho is currently employed at Samsung Electronics Co., Ltd., where he continues to push the boundaries of laser technology. His work has not only contributed to the company's product offerings but has also set new standards in the industry.

Collaborations

Dho has collaborated with notable colleagues, including Sung-Ha Kim and Chang-wan Hong. Their combined expertise has fostered innovation and led to the successful development of advanced projection technologies.

Conclusion

Sang-whoe Dho's contributions to laser technology and video projection systems have made a lasting impact on the industry. His innovative patents and collaborations highlight his role as a leading inventor in this field.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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