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For the Inventor, By the Inventor

San Jose, CA, United States of America

Harish Rajagopalan

This inventor holds 64 USPTO granted patents and 3 published patent applications, primarily in Dielectric Resonator Antennas (CPC class H01Q). Top assignee: Apple Inc.. Active years: 2016-2026.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Harish Rajagopalan. Retrieved from https://idiyas.com/inventor/harish-rajagopalan

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

USPTO Granted Patents = 64 

% Patents Active = 93.8

Average Co-Inventor Count = 5.6

ph-index = 8

Forward Citations = 284(Granted Patents)

Forward Citations (Not Self Cited) = 182(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Cupertino, CA (US) (2017)
  • San Jose, CA (US) (2016 - 2024)

Company Filing History:

goldMedal63 out of 43,495 
 
Apple Inc.
 patents
where one patent can have more than one assignee

Years Active: 2016-2026

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Areas of Expertise:
Dielectric Resonator Antennas
RF Transmission Lines
Multi-Layer Antennas
High Frequency Signals
Antenna Arrays
Millimeter Wave Technologies
Probe-Fed Antennas
Impedance Matching
Compact Antenna Designs
Dual-Band Antennas
Parasitic Elements
Conductive Walls
64 patents (USPTO):Explore Patents
1. 12754621 - Stylus antenna (2026-10-06),
2. 12603424 - Radio-frequency transmission line structures (2026-04-14),
3. 12573756 - Electronic devices with probe-fed dielectric resonator antennas (2026-03-10),
4. 12413263 - Dielectric resonator antenna modules (2025-09-09),
5. 12362488 - Electronic devices with dielectric resonator antennas (2025-07-15),
6. 12218424 - Electronic devices having antennas with loaded dielectric apertures (2025-02-04),
7. 12206189 - Multi-layer dielectric resonator antennas with parasitic elements (2025-01-21),
8. 12155134 - Electronic devices having dielectric resonator antennas with parasitic patches (2024-11-26),
9. 12113285 - Feed patches for multi-layer dielectric resonator antennas (2024-10-08),
10. 11990682 - Electronic devices having tilted antenna arrays (2024-05-21),
11. 11967781 - Electronic devices having compact dielectric resonator antennas (2024-04-23),
12. 11962101 - Electronic devices with dielectric resonator antennas having non-planar sidewalls (2024-04-16),
13. 11955717 - Loading blocks for antennas in system packaging (2024-04-09),
14. 11909101 - Electronic devices with bent dielectric resonator antennas (2024-02-20),
15. 11863224 - Multi-layer matching structures for high frequency signal transmission (2024-01-02),

Title: Harish Rajagopalan: Innovator in Electronic Devices and Antenna Technology

Introduction

Harish Rajagopalan, based in San Jose, California, has made remarkable contributions to the field of electronic devices and antenna technology. With an impressive portfolio of 59 patents, his work focuses on enhancing the performance and efficiency of modern communication systems.

Latest Patents

Among Harish’s latest innovations are two significant patents that showcase his expertise in electronic devices equipped with advanced antenna designs. The first patent, "Electronic devices having antennas with loaded dielectric apertures," describes a design where a conductive sidewall incorporates an aperture leading to a cavity filled with injection-molded plastic substrate. This configuration allows antennas to operate effectively at frequencies above 10 GHz while maintaining compact sizes, thanks to the enhanced dielectric constants provided by embedded dielectric blocks.

The second patent, "Multi-layer dielectric resonator antennas with parasitic elements," details an innovative phased antenna array featuring dielectric resonator antennas. By incorporating parasitic elements between dielectric blocks, this technology enhances the electromagnetic performance without increasing physical size, thereby optimizing wireless communications.

Career Highlights

Harish Rajagopalan is currently an integral part of Apple Inc., where his innovative designs contribute to the company's leading position in technology. His work addresses key challenges in signal transmission and reception, thereby improving the functionality of devices used widely in today's communications landscape.

Collaborations

During his career, Harish has collaborated with talented individuals such as Rodney Andres Gomez Angulo and Mattia Pascolini. These partnerships have fostered an environment of creativity and innovation, allowing for the development of groundbreaking technologies that push the boundaries of electronic device capabilities.

Conclusion

Harish Rajagopalan stands out as a prominent inventor in the realm of electronic devices and antennas. His extensive patent portfolio not only reflects his deep technical knowledge but also signifies his commitment to innovation in technology. As the field evolves, Harish's contributions will undoubtedly play a crucial role in shaping the future of wireless communications.

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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