James R Grandusky

This inventor holds 30 USPTO granted patents and 3 published patent applications and 3 EPO patents, primarily in Aluminum Nitride Crystals. Top assignee: Crystal Is, Inc.. Active years: 2011-2025.

USPTO Granted Patents = 30 (Patent Applications = 3)

% Patents Active = 100.0

EPO Patents = 3 (Patent Applications = 3)

Average Co-Inventor Count = 4.7

ph-index = 5

Forward Citations = 161(Granted Patents)

Location History:

Albany, NY (US) (2016)
Waterford, NY (US) (2011 - 2024)

Company Filing History:

30 out of 96

Crystal Is, Inc.

patents

Years Active: 2011-2025

Loading Chart...

Areas of Expertise:

Aluminum Nitride

Urbach Energy

Deep-Ultraviolet

Photon Extraction

Single Crystals

Epitaxial Layers

Pseudomorphic Devices

Optoelectronic Devices

Thermal Treatment

Impurity Control

Seeded Growth

Graded Layers

30 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12264410 - Aluminum nitride crystals having low urbach energy and high transparency to deep-ultraviolet wavelengths (2025-04-01),

2. 12163250 - Control of basal plane dislocations in large aluminum nitride crystals (2024-12-10),

3. 11939700 - Impurity control during formation of aluminum nitride crystals and thermal treatment of aluminum nitride crystals (2024-03-26),

4. 11840773 - Aluminum nitride single crystals having controllable color and methods of forming them (2023-12-12),

5. 11555256 - Aluminum nitride crystals having low urbach energy and high transparency to deep-ultraviolet wavelengths (2023-01-17),

6. 11515455 - Photon extraction from ultraviolet light-emitting devices (2022-11-29),

7. 11384449 - Two-stage seeded growth of large aluminum nitride single crystals (2022-07-12),

8. 11355664 - Aluminum nitride substrate removal for ultraviolet light-emitting devices (2022-06-07),

9. 11251330 - Pseudomorphic electronic and optoelectronic devices having planar contacts (2022-02-15),

10. 11168411 - Impurity control during formation of aluminum nitride crystals and thermal treatment of aluminum nitride crystals (2021-11-09),

11. 10971665 - Photon extraction from nitride ultraviolet light-emitting devices (2021-04-06),

12. 10854797 - Photon extraction from ultraviolet light-emitting devices (2020-12-01),

13. 10756234 - Aluminum nitride substrate removal for ultraviolet light-emitting devices (2020-08-25),

14. 10700237 - Ultraviolet light-emitting devices incorporating graded layers and compositional offsets (2020-06-30),

15. 10615322 - Photon extraction from nitride ultraviolet light-emitting devices (2020-04-07),

Title: The Inventor James R Grandusky

Introduction: James R Grandusky is a prolific inventor based in Waterford, NY, known for his groundbreaking contributions to various fields.

Latest Patents: James R Grandusky holds several patents in the areas of technology, healthcare, and consumer products, showcasing his diverse range of innovations.

Career Highlights: Throughout his career, James R Grandusky has demonstrated a keen ability to identify gaps in the market and develop unique solutions to address them. His innovative approach has led to the successful commercialization of several products.

Collaborations: James R Grandusky has collaborated with leading companies and research institutions to bring his inventions to life. His partnerships have been instrumental in advancing cutting-edge technologies and improving existing products.

Conclusion: James R Grandusky's passion for innovation and his relentless pursuit of excellence have established him as a prominent figure in the world of inventors, with a legacy that continues to inspire future generations.