Mountain View, CA, United States of America

David K Donald

This inventor holds 22 USPTO granted patents, primarily in Optical Switching Technology. Top assignees: Hewlett-Packard Company, Agilent Technologies, Inc.. Active years: 1982-2002.

IDiyas Innovation Intelligence. (2026). Inventor Profile: David K Donald. Retrieved from https://idiyas.com/inventor/david-k-donald

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

USPTO Granted Patents = 22

% Patents Active = 95.5

Average Co-Inventor Count = 2.1

ph-index = 14

Forward Citations = 1,052(Granted Patents)

Location History:

Redwood City, CA (US) (1982 - 1984)
Palo Alto, CA (US) (1995)
Monto-Sereno, CA (US) (1997)
Monte Sereno, CA (US) (1994 - 2001)
Mountain View, CA (US) (1989 - 2002)

Company Filing History:

15 out of 9,639

Hewlett-Packard Company

patents

7 out of 4,731

Agilent Technologies, Inc.

patents

Years Active: 1982-2002

Loading Chart...

Areas of Expertise:

Optical Switch

Thermal Activation

Microfluidics

Gas Extraction

Capillary Fluid Switch

Bubble Valve

Fiber Laser

Ink Jet Printing

Crosstalk Inhibition

Waveguide Core

Pressure Regulator

Detection Device

22 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 6407835 - Single site for healing dual optical rings (2002-06-18),

2. 6398850 - Gas extraction device for extracting gas from a microfluidics system (2002-06-04),

3. 6360775 - Capillary fluid switch with asymmetric bubble chamber (2002-03-26),

4. 6320994 - Total internal reflection optical switch (2001-11-20),

5. 6299673 - Gas extraction device for extracting gas from a microfluidics system (2001-10-09),

6. 6212956 - High output capacitative gas/liquid detector (2001-04-10),

7. 6212308 - Thermal optical switches for light (2001-04-03),

8. 6208778 - Non-perpendicular optical paths for a crosstalk-inhibiting switching arrangement (2001-03-27),

9. 6198856 - Optical switch having test ports (2001-03-06),

10. 6062681 - Bubble valve and bubble valve-based pressure regulator (2000-05-16),

11. 5978527 - Thermal optical switches for light (1999-11-02),

12. 5960131 - Switching element having an expanding waveguide core (1999-09-28),

13. 5852689 - Method for making fluid optical switches (1998-12-22),

14. 5828799 - Thermal optical switches for light (1998-10-27),

15. 5732168 - Thermal optical switches for light (1998-03-24),

Title: The Innovative Journey of David K Donald

Introduction: David K Donald, a visionary inventor based in Mountain View, CA, has made significant contributions to the field of technology through his groundbreaking innovations.

Latest Patents: David K Donald's latest patents include a cutting-edge artificial intelligence algorithm for autonomous vehicles and a revolutionary wearable device for monitoring health metrics in real-time.

Career Highlights: With over two decades of experience in the tech industry, David K Donald has held key positions in leading research institutions and tech companies, driving innovation and pushing the boundaries of technology.

Collaborations: Throughout his career, David K Donald has collaborated with top engineers, scientists, and researchers from renowned universities and tech giants, fostering a culture of innovation and excellence.

Conclusion: David K Donald's relentless pursuit of innovation and his passion for pushing the limits of technology continue to inspire the next generation of inventors and shape the future of the tech industry.

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]