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Wilmington, DE, United States of America

Ii-vi Delaware, Inc.

USPTO Granted Patents = 362

EPO Patents = 14

Trademarks = 97

Forward Citations = 229

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422 inventors (with patents filed for the assignee):

Wen-Qing Xu (31 out of 38 patents)

Daniel Mahgerefteh (22 out of 92 patents)

Elgin E Eissler (20 out of 28 patents)

4. Shiyun Lin (18 out of 33 patents)

5. Giovanni Barbarossa (16 out of 56 patents)

6. Dmitri Iazikov (14 out of 79 patents)

7. Christoph M Greiner (13 out of 79 patents)

8. Mikhail A Vorontsov (13 out of 14 patents)

9. Martin Richard Williams (13 out of 19 patents)

10. Hossein Elahipanah (12 out of 17 patents)

11. Shailesh Patkar (12 out of 12 patents)

12. Adolf Schöner (11 out of 16 patents)

13. Nicolas Thierry-Jebali (11 out of 14 patents)

14. Sergey Reshanov (11 out of 16 patents)

15. Yasuhiro Matsui (11 out of 51 patents)

Core Competencies:

Vertical Cavity Surface Emitting Laser

Optoelectronic Device

Optical Time Domain Reflectometry

Laser Processing Head

Tunable Semiconductor Laser

Doped Fiber Amplifier

Wavelength Division Multiplexing

Dynamic Beam Deflection

Additive Manufacturing

High Power Laser Sources

Spatial Light Modulator

Broadband Electro-Absorption Modulator

362 patents: Sort by Forward Citations

1. 12507368 - Floating extended panel solution for DCI chassis (2025-12-23),

2. 12506555 - Monitor window in ASE injection seed (2025-12-23),

3. 12494846 - Optoelectronic assembly (2025-12-09),

4. 12494619 - DFB with weak optical feedback (2025-12-09),

5. 12493221 - Method of forming a spatial light modulator (2025-12-09),

6. 12491583 - Hairpin welding and inspection for quality assurance (2025-12-09),

7. 12489273 - Vertical cavity surface emitting laser (VCSEL) emitter with guided-antiguided waveguide (2025-12-02),

8. 12479049 - System and method to measure and calibrate laser processing machine using low-power beam profiler (2025-11-25),

9. 12468097 - Optoelectronic device having attenuating lens block and source monitoring (2025-11-11),

10. 12467825 - Optical time domain reflectometry (OTDR) device and methods (2025-11-11),

11. 12461442 - Diffractive optical element (2025-11-04),

12. 12461314 - Modular assembly for opto-electronic systems (2025-11-04),

13. 12459058 - Laser processing head having contamination resistance (2025-11-04),

14. 12442576 - Ice formation (2025-10-14),

15. 12424624 - Silver-doped sulfur cathode material for rechargeable lithium battery (2025-09-23),

II-VI Delaware, Inc. is a leading global provider of engineered materials and optoelectronic components. The company designs, manufactures, and markets high-performance materials, devices, and components used in a variety of industries including communications, industrial, aerospace, defense, and life sciences. With a commitment to innovation and customer satisfaction, II-VI Delaware delivers advanced solutions that enable its customers to achieve their technology and business goals.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

362 Patents

#22 in Wilmington, DE

#31 in Delaware

#1,214 in US

#2,455 in the World

Wilmington, DE, United States of America

Ii-vi Delaware, Inc.

Forward Citations = 229

422 inventors:

Wen-Qing Xu (31 out of 38 patents)

Daniel Mahgerefteh (22 out of 92 patents)

Elgin E Eissler (20 out of 28 patents)

4. Shiyun Lin (18 out of 33 patents)

5. Giovanni Barbarossa (16 out of 56 patents)

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