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For the Inventor, By the Inventor

Livermore, CA, United States of America

Kenneth McGreer

This inventor holds 18 USPTO granted patents and 1 EPO patent, primarily in Optical Engineering. Top assignees: Lightwave Microsystems Corporation, Neophotonics Corporation. Active years: 2003-2020.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kenneth McGreer. Retrieved from https://idiyas.com/inventor/kenneth-mcgreer

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

Calculating rank
USPTO Granted Patents = 18

% Patents Active = 100.0


Average Co-Inventor Count = 2.3

ph-index = 7

Forward Citations = 130(Granted Patents)


Location History:

  • Fremont, CA (US) (2003 - 2013)
  • Livermore, CA (US) (2013 - 2020)

Company Filing History:

goldMedal11 out of 49 
 
Lightwave Microsystems Corporation
 patents
silverMedal7 out of 81 
 
Neophotonics Corporation
 patents

Years Active: 2003-2020

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Areas of Expertise:
Mach-Zehnder Interferometers
Optical Attenuators
Phase Shifters
Wavelength Router
Optical Network Configurations
Power Balance Ratio
Mechanical Beam Steering
Athermal AWG
Arrayed Waveguide Grating
Insertion Loss
Microlenses
Lightwave Circuit Assembly
18 patents (USPTO):Explore Patents
1. 10551643 - Compact, energy efficient mach-zehnder interferometers and optical attenuators (2020-02-04),
2. 10345629 - Planar optical phase shifters with efficient heater placement (2019-07-09),
3. 10302975 - Compact, energy efficient Mach-Zehnder interferometers and optical attenuators (2019-05-28),
4. 8805187 - Wavelength router with feedback control comprising optical monitor ports (2014-08-12),
5. 8565600 - Optical network configurations with multiple band multiplexing and de-multiplexing and AWG structures with multiple band processing (2013-10-22),
6. 8442369 - Distributing optical power with a power balance ratio substantially constant over a broadband of wavelengths (2013-05-14),
7. 7539364 - Method and apparatus facilitating mechanical beam steering for optical integrated circuits (2009-05-26),
8. 7062127 - Athermal AWG and AWG with low power consumption using groove of changeable width (2006-06-13),
9. 6975793 - Method and apparatus facilitating mechanical beam steering for optical integrated circuits (2005-12-13),
10. 6853769 - Arrayed waveguide grating with waveguides of unequal widths (2005-02-08),
11. 6823103 - Optical devices for controlling insertion loss (2004-11-23),
12. 6787868 - Microlenses for integrated optical devices (2004-09-07),
13. 6738545 - Athermal AWG and AWG with low power consumption using groove of changeable width (2004-05-18),
14. 6735363 - Waveguide-grating router with output tapers configured to provide a passband that is optimized for each channel individually (2004-05-11),
15. 6697552 - Dendritic taper for an integrated optical wavelength router (2004-02-24),

Title: Innovations of Kenneth McGreer

Introduction

Kenneth McGreer is a notable inventor based in Livermore, California, recognized for his contributions to optical technologies. With a total of 18 patents to his name, McGreer has made significant advancements in the field of energy-efficient optical devices.

Latest Patents

Among his latest patents are the compact, energy-efficient Mach-Zehnder interferometers and optical attenuators. These Mach-Zehnder interferometers feature heater elements designed with projections in the plane of optical waveguides. This configuration allows two adjacent sections of one optical waveguide arm to be heated by a common heater element. The design includes curved heated sections, which enhance the compactness of the interferometer structure. Additionally, McGreer's energy-efficient thermo-optic phase shifters utilize a configuration with two adjacent waveguide sections heated by a common heater. This innovative design can achieve energy efficiency gains of up to approximately a factor of two compared to traditional designs.

Career Highlights

Throughout his career, Kenneth McGreer has worked with several prominent companies, including Lightwave Microsystems Corporation and Neophotonics Corporation. His work has focused on developing advanced optical technologies that improve energy efficiency and performance.

Collaborations

Some of his notable coworkers include Anthony J. Ticknor and Kenneth Purchase, who have contributed to his projects and innovations in the field.

Conclusion

Kenneth McGreer continues to be a significant figure in the realm of optical innovations, with his patents reflecting a commitment to enhancing energy efficiency in technology. His work has paved the way for advancements that benefit various applications in the optical 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]
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