Masahiko Arai

This inventor holds 21 USPTO granted patents and 11 published patent applications, plus 4 CIPO patents and 7 EPO patents. Top assignees: Hitachi, Ltd., Mitsubishi Hitachi Power Systems, Ltd., Fujikura Limited. Active years: 1990-2019.

USPTO Granted Patents = 21 (Patent Applications = 11)

% Patents Active = 52.4

CIPO Patents = 4

EPO Patents = 7 (Patent Applications = 13)

Average Co-Inventor Count = 3.8

ph-index = 5

Forward Citations = 78(Granted Patents)

Location History:

Kodaira, JP (1990)
Hitachi, JP (1998 - 2003)
Tokyo, JP (2003)
Misato, JP (2015)
Hitachinaka, JP (2009 - 2018)
Yokohama, JP (2017 - 2019)

Company Filing History:

Mitsubishi Hitachi Power Systems, Ltd.

Nippon Chemiphar Co., Ltd.

patents

5. 1 out of 834,411

Other

patents

Years Active: 1990-2019

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21 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10378366 - Steam turbine rotor blade and method for manufacturing steam turbine rotor blade (2019-08-13),

2. 9873930 - Precipitation hardening martensitic stainless steel and steam turbine component made thereof (2018-01-23),

3. 9784110 - Steam turbine rotor (2017-10-10),

4. 9388702 - Precipitation hardening martensitic stainless steel, and steam turbine long blade, steam turbine, and power plant using the same (2016-07-12),

5. 9200524 - Steam turbine rotor (2015-12-01),

6. 9062362 - Precipitate hardening stainless steel and long blade using same for steam turbine (2015-06-23),

7. 8962613 - [object Object] (2015-02-24),

8. 8747733 - Precipitation hardenable martensitic stainless steel and steam turbine blade using the same (2014-06-10),

9. 8596982 - Turbine rotor (2013-12-03),

10. 8485788 - Rotor for steam turbine and method of manufacturing the same (2013-07-16),

11. 8225672 - Method for assessing remaining lifespan of bolt used at high temperatures (2012-07-24),

12. 8025746 - Turbine casing (2011-09-27),

13. 7632066 - Pipe for steam turbine, manufacturing process of same, main stream pipe and reheat pipe for steam turbine, and steam turbine power plant using those pipes (2009-12-15),

14. 7540711 - Heat resisting steel, steam turbine rotor shaft using the steel, steam turbine, and steam turbine power plant (2009-06-02),

15. 6664479 - Flexible printed circuit board (2003-12-16),

Title: Masahiko Arai - Innovative Inventor from Hitachinaka

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

Latest Patents: Masahiko Arai 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 a career spanning over two decades, Masahiko Arai has worked with leading research institutions and technology companies, consistently pushing the boundaries of what is possible in the realm of innovation.

Collaborations: Throughout his career, Masahiko Arai has collaborated with top engineers, scientists, and inventors from around the world, fostering a culture of creativity and excellence in all his projects.

Conclusion: Masahiko Arai's passion for innovation and his relentless pursuit of technological advancement continue to inspire the next generation of inventors and shape the future of technology.