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Group Iv Semiconductor, Inc.

USPTO Granted Patents = 13

Forward Citations = 74

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16 inventors (with patents filed for the assignee):

Thomas Macelwee (9 out of 9 patents)

George Chik (5 out of 5 patents)

Iain D Calder (5 out of 15 patents)

4. Carla Miner (4 out of 5 patents)

5. E Steven Hill (3 out of 3 patents)

6. Steven E Hill (3 out of 3 patents)

7. Howard Tweddle (2 out of 7 patents)

8. Stephen Naor (2 out of 3 patents)

9. Jean-Paul Noel (2 out of 6 patents)

10. Alasdair Patrick Rankin (1 out of 3 patents)

11. Marwan Albarghouti (1 out of 1 patent)

12. Yongbao Xin (1 out of 1 patent)

13. Dean Ducharme (1 out of 1 patent)

14. Peter Mascher (1 out of 1 patent)

15. Jacek Wojcik (1 out of 1 patent)

13 patents: Sort by Forward Citations

1. 8232611 - High quality gate dielectric for semiconductor devices and method of formation thereof (2012-07-31),

2. 8198638 - Light emitting device structure and process for fabrication thereof (2012-06-12),

3. 8093604 - Engineered structure for solid-state light emitters (2012-01-10),

4. 8089080 - Engineered structure for high brightness solid-state light emitters (2012-01-03),

5. 7923925 - Light emitting device with a stopper layer structure (2011-04-12),

6. 7923288 - Zinc oxide thin film electroluminescent devices (2011-04-12),

7. 7888686 - Pixel structure for a solid state light emitting device (2011-02-15),

8. 7839467 - Color Tuneable electroluminescent devices (2010-11-23),

9. 7800117 - Pixel structure for a solid state light emitting device (2010-09-21),

10. 7679102 - Carbon passivation in solid-state light emitters (2010-03-16),

11. 7616272 - Electroluminescent films for backlighting liquid crystal displays (2009-11-10),

12. 7122842 - Solid state white light emitter and display using same (2006-10-17),

13. 7081664 - Doped semiconductor powder and preparation thereof (2006-07-25),

Group IV Semiconductor, Inc. is a leading provider of advanced semiconductor solutions. With cutting-edge technology and a commitment to innovation, we deliver highly efficient and cost-effective semiconductor products for various industries. Our focus areas include power management, renewable energy, automotive, and consumer electronics. Visit our website to learn more about our solutions and how we can help meet your semiconductor needs.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

13 Patents

#64 in Ottawa

#1,107 in Canada

#43,615 in the World

Group Iv Semiconductor, Inc.

Forward Citations = 74

16 inventors:

Thomas Macelwee (9 out of 9 patents)

George Chik (5 out of 5 patents)

Iain D Calder (5 out of 15 patents)

4. Carla Miner (4 out of 5 patents)

5. E Steven Hill (3 out of 3 patents)

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