Company Filing History:

15 out of 2,271

Idemitsu Kosan Company, Limited

patents

1 out of 16,453

Panasonic Corporation

patents

Years Active: 2001-2013

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16 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8367222 - Organic electroluminescent device (2013-02-05),

2. 7632164 - Process for producing an organic EL display device using different processing units for each of the manufacturing stages (2009-12-15),

3. 7210979 - Apparatus and method for manufacturing organic EL display device (2007-05-01),

4. 7087322 - Organic electroluminescence device (2006-08-08),

5. 7045950 - Organic electroluminescence device with organic compound layer containing lower than 500 PPM of a halogen-containing compound (2006-05-16),

6. 6803121 - Organic electroluminescence device (2004-10-12),

7. 6786789 - Apparatus and method for manufacturing organic EL display device (2004-09-07),

8. 6762438 - Organic electroluminescent layer with oligomer hole injection layer (2004-07-13),

9. 6633121 - Organic electroluminescence display device and method of manufacturing same (2003-10-14),

10. 6617051 - Organic electroluminescence device (2003-09-09),

11. 6531234 - Organic electroluminescence device and method of its manufacture (2003-03-11),

12. 6489489 - Organic electroluminescent device (2002-12-03),

13. 6486601 - Organic luminescence device with reduced leakage current (2002-11-26),

14. 6437373 - Organic electroluminescence layer with oligomer hole injection layer (2002-08-20),

15. 6224966 - Organic electroluminescent device (2001-05-01),

Title: The Innovative Contributions of Toshio Sakai

Introduction

Toshio Sakai is a prominent inventor based in Sodegaura, Japan. He has made significant contributions to the field of organic electroluminescent devices, holding a total of 16 patents. His work has advanced the technology used in display devices, showcasing his expertise and innovative spirit.

Latest Patents

One of Sakai's latest patents is for an organic electroluminescent device. This device includes an anode, a cathode, and organic thin film layers positioned between them. The organic thin film layers consist of a light-emitting layer, along with a hole injecting layer and a hole transporting layer. Notably, the hole injecting layer contains an aromatic amine derivative with a specific substituent, enhancing the device's performance. Another significant patent involves a process for producing an organic EL display device. This process utilizes different processing units for each manufacturing stage, ensuring efficiency and quality in the production of organic luminescence mediums.

Career Highlights

Throughout his career, Toshio Sakai has worked with notable companies such as Idemitsu Kosan Company, Limited and Panasonic Corporation. His experience in these organizations has allowed him to refine his skills and contribute to groundbreaking technologies in the field of organic electronics.

Collaborations

Sakai has collaborated with esteemed colleagues, including Chishio Hosokawa and Hisahiro Higashi. These partnerships have fostered innovation and have been instrumental in the development of advanced technologies in organic electroluminescence.

Conclusion

Toshio Sakai's contributions to the field of organic electroluminescent devices are noteworthy. His innovative patents and collaborations reflect his dedication to advancing technology. His work continues to influence the industry and inspire future innovations.

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