James N Walpole

This inventor holds 20 USPTO granted patents, primarily in Semiconductor Lasers. Top assignees: Massachusetts Institute of Technology, Other. Active years: 1984-2006.

IDiyas Innovation Intelligence. (2026). Inventor Profile: James N Walpole. Retrieved from https://idiyas.com/inventor/james-n-walpole

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

Calculating rank

USPTO Granted Patents = 20

% Patents Active = 90.0

Average Co-Inventor Count = 2.7

ph-index = 13

Forward Citations = 458(Granted Patents)

Company Filing History:

17 out of 8,608

Massachusetts Institute of Technology

patents

3 out of 834,659

Other

patents

Years Active: 1984-2006

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Areas of Expertise:

Semiconductor Laser

Surface Emitting Laser

Tapered Laser

Diode Laser

Optical Waveguide

Heat Sink

Amplifier

Distributed Feedback

Modal Volume

Gain Structure

Micro-Optical Assembly

Pump Optical System

20 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7106773 - Large modal volume semiconductor laser system with spatial mode filter (2006-09-12),

2. 6928223 - Stab-coupled optical waveguide laser and amplifier (2005-08-09),

3. 6804281 - Large modal volume semiconductor laser system with spatial mode filter (2004-10-12),

4. 5757830 - Compact micro-optical edge-emitting semiconductor laser assembly (1998-05-26),

5. 5555544 - Tapered semiconductor laser oscillator (1996-09-10),

6. 5400353 - Tapered semiconductor laser gain structure with cavity spoiling grooves (1995-03-21),

7. 5260822 - Tapered semiconductor laser gain structure with cavity spoiling grooves (1993-11-09),

8. 5216684 - Reliable AlInGaAs/AlGaAs strained-layer diode lasers (1993-06-01),

9. 5185758 - Multiple-laser pump optical system (1993-02-09),

10. 5099910 - Microchannel heat sink with alternating flow directions (1992-03-31),

11. 5081637 - Multiple-laser pump optical system (1992-01-14),

12. 4990465 - Method of forming a surface emitting laser (1991-02-05),

13. 4935939 - Surface emitting laser with monolithic integrated lens (1990-06-19),

14. 4894840 - Surface emitting laser (1990-01-16),

15. 4784722 - Method forming surface emitting diode laser (1988-11-15),

Title: The Inventor James N Walpole: Pioneering Innovations in Concord

Introduction: James N Walpole is a distinguished inventor based in Concord, MA, known for his groundbreaking contributions to various fields through his innovative creations.

Latest Patents: James N Walpole holds several patents in the areas of renewable energy technologies, medical devices, and sustainable materials, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With a career spanning over two decades, James N Walpole has established himself as a visionary inventor with a keen eye for identifying gaps in the market and developing solutions that push the boundaries of traditional thinking.

Collaborations: Throughout his career, James N Walpole has collaborated with leading research institutions, universities, and companies to bring his inventions to life, fostering a culture of innovation and excellence in the industry.

Conclusion: James N Walpole's passion for innovation and his relentless pursuit of excellence have solidified his position as a trailblazer in the world of inventions, inspiring future generations to think outside the box and create a better tomorrow.

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]