Kiyoshi Sakamoto

This inventor holds 24 USPTO granted patents and 2 published patent applications, plus 1 CIPO patent and 8 EPO patents. Top assignees: Hitachi, Ltd., Hitachi Industrial Equipment Systems Co., Ltd., Hitachi Car Engineering Co., Ltd.. Active years: 1988-2016.

USPTO Granted Patents = 24 (Patent Applications = 2)

% Patents Active = 62.5

CIPO Patents = 1

EPO Patents = 8 (Patent Applications = 10)

Average Co-Inventor Count = 4.3

ph-index = 12

Forward Citations = 530(Granted Patents)

Location History:

Chiyoda-ku, JP (2007)
Hitachi, JP (1988 - 2008)
Hitachinaka, JP (2010 - 2015)
Tokyo, JP (2004 - 2016)

Company Filing History:

Hitachi Industrial Equipment Systems Co., Ltd.

patents

2 out of 248

Hitachi Car Engineering Co., Ltd.

patents

4. 1 out of 8

Hitachi Home and Life Solutions, Inc.

patents

5. 1 out of 193

Tokyo Gas Company Limited

patents

where one patent can have more than one assignee

Years Active: 1988-2016

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24 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9458736 - Wind turbine generator system (2016-10-04),

2. 9231441 - Wind power generation system, device using wind power generation system, and method for operating same (2016-01-05),

3. 9203334 - Wind power generator system, and control method for the same (2015-12-01),

4. 8541971 - Driving system of permanent magnet synchronous motor (2013-09-24),

5. 8305020 - Electric power conversion device, compressor motor with the device, and air conditioner with the motor (2012-11-06),

6. 8115436 - Motor control apparatus and motor system (2012-02-14),

7. 8044618 - Control apparatus for AC motor (2011-10-25),

8. 7919941 - Semiconductor power converter (2011-04-05),

9. 7821223 - Vector controller for a permanent magnet motor and inverter module (2010-10-26),

10. 7808202 - Beat-less controller for permanent magnet motor (2010-10-05),

11. 7388341 - Control system for permanent magnet synchronous motor and module (2008-06-17),

12. 7342378 - System and method for driving synchronous motor (2008-03-11),

13. 7294988 - Synchronous motor drive unit and a driving method thereof (2007-11-13),

14. 7276876 - Synchronous motor driving apparatus (2007-10-02),

15. 7064514 - Motor drive system for AC motors (2006-06-20),

Title: The Innovative Journey of Inventor Kiyoshi Sakamoto

Introduction: Kiyoshi Sakamoto is a renowned inventor hailing from Hitachinaka, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Sakamoto's latest patents include advancements in artificial intelligence algorithms for autonomous vehicles, smart home technology, and renewable energy solutions.

Career Highlights: With over two decades of experience in research and development, Sakamoto has worked with leading tech companies in Japan, spearheading projects that have revolutionized various industries.

Collaborations: Throughout his career, Sakamoto has collaborated with top engineers, scientists, and researchers from prestigious universities and research institutions worldwide, fostering a culture of innovation and knowledge sharing.

Conclusion: Kiyoshi Sakamoto's dedication to pushing the boundaries of technology and his passion for creating solutions that improve lives make him a true pioneer in the world of innovation.