Wataru Urushihara

This inventor holds 17 USPTO granted patents and 4 published patent applications, plus 5 CIPO patents and 7 EPO patents. Top assignees: Kobe Steel, Ltd., Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.), Kabushiki Kaisha Kobe Seiko Sho. Active years: 2000-2018.

USPTO Granted Patents = 17 (Patent Applications = 4)

% Patents Active = 41.2

CIPO Patents = 5 (Patent Applications = 1)

EPO Patents = 7 (Patent Applications = 6)

Average Co-Inventor Count = 3.9

ph-index = 4

Forward Citations = 102(Granted Patents)

Company Filing History:

Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.)

patents

1 out of 1,101

Kabushiki Kaisha Kobe Seiko Sho

patents

Years Active: 2000-2018

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17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9956650 - Weld metal having excellent resistance to hydrogen embrittlement (2018-05-01),

2. 9922758 - Powder for powder magnetic core, and powder magnetic core (2018-03-20),

3. 9718150 - Weld metal excellent in hydrogen embrittlement resistance (2017-08-01),

4. 9592575 - Weld metal having excellent resistance to hydrogen embrittlement susceptibility (2017-03-14),

5. 9472328 - Iron-based soft magnetic powder for dust core use, manufacturing method thereof, and dust core (2016-10-18),

6. 8668985 - Aluminum alloy material having an excellent sea water corrosion resistance and plate heat exchanger (2014-03-11),

7. 8487206 - Joint product between steel product and aluminum material, spot welding method for the joint product, and electrode chip for use in the joint product (2013-07-16),

8. 8225851 - Aluminum alloy material and plate heat exchanger with superior corrosion resistance (2012-07-24),

9. 8038934 - High-strength spring steel excellent in brittle fracture resistance and method for producing same (2011-10-18),

10. 7951465 - Joined body of dissimilar materials comprising steel material and aluminum material, and joining method therefor (2011-05-31),

11. 7887924 - High-strength steel with excellent unsusceptibility to hydrogen embrittlement (2011-02-15),

12. 7521129 - Steel sheet for dissimilar materials weldbonding to aluminum material and dissimilar materials bonded body (2009-04-21),

13. 7244452 - Member excellent in antibacterial antimold and/or antialgae effects and process for producing the same (2007-07-17),

14. 7166367 - Titanium alloy having excellent high-temperature oxidation and corrosion resistance (2007-01-23),

15. 6984457 - Titanium material, production thereof, and exhaust pipe (2006-01-10),

Title: Wataru Urushihara: Innovator in Welding and Magnetic Materials

Introduction

Wataru Urushihara is a prominent inventor based in Kobe, Japan. He has made significant contributions to the fields of welding and magnetic materials, holding a total of 17 patents. His innovative work has had a lasting impact on various industries.

Latest Patents

One of Urushihara's latest patents is for a weld metal that exhibits excellent resistance to hydrogen embrittlement. This invention involves a weld metal formed by gas shielded arc welding using a flux cored wire, characterized by a specific chemical composition. The welded metal contains residual austenite particles, with at least 2500 particles/mm and a volume fraction of at least 4.0%. Another notable patent is for a powder designed for powder magnetic cores. This powder consists of iron-base soft magnetic powder particles, each coated with a phosphoric acid-based chemical conversion layer. The coating has a maximum thickness of 20 to 200 nm, featuring recessed portions that cover 0.5 to 50% of the total area observed under a scanning electron microscope.

Career Highlights

Throughout his career, Wataru Urushihara has worked with notable companies, including Kobe Steel, Ltd. and Kabushiki Kaisha Kobe Seiko Sho (Kobe Steel, Ltd.). His expertise in welding and magnetic materials has been instrumental in advancing technologies in these fields.

Collaborations

Urushihara has collaborated with several professionals, including Mikako Takeda and Takuya Kochi. These partnerships have contributed to the development of innovative solutions and advancements in their respective areas of expertise.

Conclusion

Wataru Urushihara is a distinguished inventor whose work in welding and magnetic materials has led to numerous patents and innovations. His contributions continue to influence the industry and inspire future advancements.