Company Filing History:

6 out of 566

Sarnoff Corporation

patents

4 out of 853

Thomson Licensing S.a.

Years Active: 1997-2008

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13 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 7427366 - Efficient, green-emitting phosphors, and combinations with red-emitting phosphors (2008-09-23),

2. 6888984 - Amorphous silicon alloy based integrated spot-size converter (2005-05-03),

3. 6788721 - Photonic integrated circuit (PIC) and method for making same (2004-09-07),

4. 6778723 - Integrated optical switch (2004-08-17),

5. 6723573 - Photonic devices and PICs including sacrificial testing structures and method of making the same (2004-04-20),

6. 6674950 - Optical waveguide crossing and method of making same (2004-01-06),

7. 6642643 - Silicate materials for cathode-ray tube (CRT) applications (2003-11-04),

8. 6628057 - Slightly conducting insulators for cathode-ray tube (CRT) applications (2003-09-30),

9. 6597093 - Cathode ray tube with a focus mask wherein a cap layer formed on the insulating material (2003-07-22),

10. 6576383 - Method of manufacturing a luminescent screen for a CRT (2003-06-10),

11. 5942049 - Increasing stabilized performance of amorphous silicon based devices (1999-08-24),

12. 5730808 - Producing solar cells by surface preparation for accelerated nucleation (1998-03-24),

13. 5646050 - Increasing stabilized performance of amorphous silicon based devices (1997-07-08),

Title: Liyou Yang: Innovator in Photonic Devices and Phosphors

Introduction

Liyou Yang is a prominent inventor based in Plainsboro, NJ (US), known for his significant contributions to the field of photonic devices and phosphors. With a total of 13 patents to his name, Yang has made remarkable advancements that enhance the efficiency and functionality of optical technologies.

Latest Patents

Among his latest patents, Yang has developed efficient, green-emitting phosphors, which include a phosphor of the formula SrCaGaS:Eu:xGaS, where x ranges from 0 to about 0.2. This innovation allows for improved efficiency by substituting a minor part of the europium component with praseodymium. Additionally, he has created an amorphous silicon alloy-based integrated spot-size converter, a photonic device designed to be optically coupled to optical fibers. This device features a graded index lens that effectively converts optical transmissions to the desired spot size.

Career Highlights

Throughout his career, Liyou Yang has worked with notable companies such as Sarnoff Corporation and Thomson Licensing S.a. His work has significantly impacted the development of photonic technologies, making him a respected figure in the industry.

Collaborations

Yang has collaborated with esteemed colleagues, including Yaun-Min Li and Murray S. Bennett, contributing to various innovative projects and advancements in his field.

Conclusion

Liyou Yang's contributions to the fields of photonic devices and phosphors demonstrate his innovative spirit and dedication to advancing technology. His patents reflect a commitment to enhancing efficiency and functionality in optical applications.

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1 patent (EPO):

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1 patent pending (EPO):

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