Kensaku Motoki

This inventor holds 61 USPTO granted patents and 6 published patent applications, plus 5 CIPO patents and 5 EPO patents, primarily in Nitride Semiconductor Devices (CPC class H01L). Top assignees: Sumitomo Electric Industries, Limited, Sharp Kabushiki Kaisha Corporation, Sony Corporation. Active years: 1998-2017.

USPTO Granted Patents = 61 (Patent Applications = 6)

% Patents Active = 60.7

CIPO Patents = 5 (Patent Applications = 1)

EPO Patents = 5 (Patent Applications = 7)

Average Co-Inventor Count = 3.7

ph-index = 15

Forward Citations = 1,452(Granted Patents)

Forward Citations (Not Self Cited) = 1,366(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Mino, JP (2008 - 2010)
Hyogo, JP (1998 - 2012)
Minoo, JP (2004 - 2012)
Osaka, JP (2006 - 2013)
Itami, JP (1999 - 2016)
Koka, JP (2017)

Company Filing History:

60 out of 10,627

Sumitomo Electric Industries, Limited

patents

12 out of 25,939

Sharp Kabushiki Kaisha Corporation

Sumitomo Electric Printed Circuits, Inc.

patents

6. 1 out of 834,411

Other

patents

where one patent can have more than one assignee

Years Active: 1998-2017

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Areas of Expertise:

Gallium Nitride

Nitride Semiconductor

Light-Emitting Device

Epitaxial Wafer

Single Crystal Substrate

Laser Element

Oxygen Doping

Fabrication Method

Optical Device

Flexible Circuit Board

61 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9618190 - LED module including flexible printed circuit board with adhesive layers and LED lighting fixture (2017-04-11),

2. 9305776 - Oxygen-doped gallium nitride crystal substrate (2016-04-05),

3. 8933538 - Oxygen-doped gallium nitride single crystal substrate (2015-01-13),

4. 8679955 - Method for forming epitaxial wafer and method for fabricating semiconductor device (2014-03-25),

5. 8633093 - Oxygen doping method to gallium nitride single crystal substrate (2014-01-21),

6. 8592289 - Epitaxial wafer, method for manufacturing gallium nitride semiconductor device, gallium nitride semiconductor device and gallium oxide wafer (2013-11-26),

7. 8502238 - Nitride-composite semiconductor laser element, its manufacturing method, and semiconductor optical device (2013-08-06),

8. 8415180 - Method for fabricating wafer product and method for fabricating gallium nitride based semiconductor optical device (2013-04-09),

9. 8404569 - Fabrication method and fabrication apparatus of group III nitride crystal substance (2013-03-26),

10. 8334544 - Nitride semiconductor laser device including growth-inhibiting film at dislocation concentrated region (2012-12-18),

11. 8198177 - [object Object] (2012-06-12),

12. 8067300 - [object Object] (2011-11-29),

13. 7968864 - Group-III nitride light-emitting device (2011-06-28),

14. 7928447 - GaN crystal substrate, fabricating method of GaN crystal substrate, and light-emitting device (2011-04-19),

15. 7919831 - Nitride semiconductor device having oxygen-doped N-type gallium nitride freestanding single crystal substrate (2011-04-05),

Title: Kensaku Motoki - Innovative Inventor from Itami, Japan

Introduction: Kensaku Motoki is a renowned inventor hailing from Itami, Japan, known for his groundbreaking contributions to various fields of technology and science.

Latest Patents: Kensaku Motoki holds several patents in the areas of robotics, artificial intelligence, and renewable energy, showcasing his continuous dedication to innovation.

Career Highlights: With a career spanning over two decades, Kensaku Motoki has worked with leading research institutions and universities, pushing the boundaries of technological advancements. His work has been instrumental in shaping the future of automation and sustainable energy solutions.

Collaborations: Kensaku Motoki has collaborated with top companies in Japan and internationally, fostering a culture of innovation and knowledge-sharing. His collaborative efforts have led to the development of cutting-edge technologies that have revolutionized industries.

Conclusion: Kensaku Motoki's passion for innovation and his relentless pursuit of excellence have solidified his position as a visionary inventor in the global technological landscape. His contributions continue to inspire future generations of inventors and researchers.