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Toshiyuki Okumura

USPTO Granted Patents = 31

Average Co-Inventor Count = 2.0

ph-index = 10

Forward Citations = 318(Granted Patents)

Location History:

Nara, JP (2003 - 2009)
Tenri, JP (1991 - 2011)
Osaka, JP (2015)

Company Filing History:

31 out of 25,560

Sharp Kabushiki Kaisha Corporation

Years Active: 1991-2015

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31 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9099586 - Nitride semiconductor light-emitting element and method for producing nitride semiconductor light-emitting element (2015-08-04),

2. 7864412 - Semiconductor optical amplifier device amplifying external light signal and driving apparatus therefor (2011-01-04),

3. 7515624 - Semiconductor laser, semiconductor laser driver and method of driving semiconductor laser reducing feedback-induced noise by modulated optical output (2009-04-07),

4. 7356218 - Variable demultiplexer (2008-04-08),

5. 7274010 - Semiconductor optical amplifier device amplifying an externally applied light signal, semiconductor optical amplification driving device and semiconductor light receiving apparatus (2007-09-25),

6. 7251390 - Planar waveguide device (2007-07-31),

7. 7199398 - Nitride semiconductor light emitting device having electrode electrically separated into at least two regions (2007-04-03),

8. 7183569 - Gallium nitride semiconductor light emitting device having multi-quantum-well structure active layer, and semiconductor laser light source device (2007-02-27),

9. 7088902 - Photonic crystal and producing method thereof (2006-08-08),

10. 7015565 - Gallium nitride type semiconductor laser device (2006-03-21),

11. 6956882 - Gallium nitride semiconductor light emitting device having multi-quantum-well structure active layer, and semiconductor laser light source device (2005-10-18),

12. 6842470 - Nitride-type compound semiconductor laser device and laser apparatus incorporating the same (2005-01-11),

13. 6764870 - Method for manufacturing a gallium nitride type semiconductor laser device (2004-07-20),

14. 6614824 - Nitride semiconductor laser device and optical device using the same (2003-09-02),

15. 6556603 - Nitride-contained semiconductor laser element and optical information reproducing device (2003-04-29),

Title: Toshiyuki Okumura: Pioneering Inventor from Tenri, Japan

Introduction: Toshiyuki Okumura is a renowned inventor hailing from Tenri, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Toshiyuki Okumura holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his versatility and forward-thinking approach to invention.

Career Highlights: With over two decades of experience in the industry, Toshiyuki Okumura has worked with leading tech companies and research institutions, spearheading projects that have revolutionized various sectors.

Collaborations: Throughout his career, Toshiyuki Okumura has collaborated with top engineers, scientists, and designers from around the world, fostering a culture of innovation and excellence in all his endeavors.

Conclusion: Toshiyuki Okumura's passion for pushing the boundaries of technology and his relentless pursuit of innovation continue to inspire the next generation of inventors and creators worldwide.

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