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For the Inventor, By the Inventor

Hsinchu, Taiwan

Mark O Freeman

This inventor holds 10 USPTO granted patents. Top assignees: Industrial Technology Research Institute, University of Colorado, Industrial Technology Institute. Active years: 1995-2003.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Mark O Freeman. Retrieved from https://idiyas.com/inventor/mark-o-freeman-kggto9t6

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

USPTO Granted Patents = 10

% Patents Active = 100.0

Average Co-Inventor Count = 1.9

ph-index = 6

Forward Citations = 288(Granted Patents)


Location History:

  • San Mateo, CA (US) (2001 - 2002)
  • Hsinchu, TW (1995 - 2003)

Company Filing History:

goldMedal6 out of 9,308 
 
Industrial Technology Research Institute
 patents
silverMedal2 out of 1,450 
 
University of Colorado
 patents
bronzeMedal1 out of 17 
 
Industrial Technology Institute
 patents
4. 1 out of 1 
 
Opto-Electronics & Systems Laboratories
 patent

Years Active: 1995-2003

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10 patents (USPTO):Explore Patents
1. 6577582 - Diffractive stack pickup head for optical disk drives and method to fabricate the pickup head (2003-06-10),
2. 6377520 - Robust and versatile focus/tracking method and system for optical pickup heads (2002-04-23),
3. 6369377 - Multiple-beam holographic optical pick-up head (2002-04-09),
4. 6351443 - Diffractive stack pickup head for optical disk drives and method to fabricate the pickup head (2002-02-26),
5. 6211511 - Dual-wavelength optical pickup head (2001-04-03),
6. 6188132 - Two-wavelength semiconductor laser diode package for use on the read/write head of an optical drive capable of reading different types of optical discs (2001-02-13),
7. 5739908 - Liquid crystal optical frequency shifter (1998-04-14),
8. 5652744 - Single surface diffractive element for optical pickup heads (1997-07-29),
9. 5523993 - Holographic optical element for optical disk pickup head (1996-06-04),
10. 5381253 - Chiral smectic liquid crystal optical modulators having variable (1995-01-10),

Title: The Innovative Journey of Mark O Freeman

Introduction: Mark O Freeman is a distinguished inventor known for his groundbreaking contributions to the field of technology. With a keen eye for innovation and a passion for creating solutions, he has made a significant impact on the industry.

Latest Patents: Mark O Freeman's latest patents include cutting-edge technologies in the realm of artificial intelligence, renewable energy, and biotechnology. His inventive spirit continues to drive him towards new and exciting developments in these areas.

Career Highlights: Throughout his illustrious career, Mark O Freeman has held key positions in leading tech companies, where he spearheaded research and development projects that have pushed the boundaries of what is possible. His work has been recognized with numerous awards and accolades.

Collaborations: Mark O Freeman has collaborated with top researchers, engineers, and scientists from around the world to bring his ideas to life. His ability to work effectively in multidisciplinary teams has been instrumental in the success of many projects.

Conclusion: In conclusion, Mark O Freeman stands as a visionary inventor whose dedication to innovation has transformed the technological landscape. His pioneering work continues to inspire the next generation of inventors and shape the future of technology.

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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