Seiji Nakajima

This inventor holds 25 USPTO granted patents and 1 published patent application, plus 4 CIPO patents and 10 EPO patents, primarily in Hot Pressed Steel. Top assignees: Jfe Steel Corporation, Kawasaki Steel Corporation. Active years: 1991-2024.

USPTO Granted Patents = 25 (Patent Applications = 1)

% Patents Active = 80.0

CIPO Patents = 4

EPO Patents = 10 (Patent Applications = 14)

Average Co-Inventor Count = 3.7

ph-index = 4

Forward Citations = 47(Granted Patents)

Location History:

Okayama, JP (2002)
Chiyoda-ku, JP (2018)
Chiba, JP (1991 - 2019)
Tokyo, JP (2015 - 2022)

Company Filing History:

21 out of 1,961

Jfe Steel Corporation

patents

4 out of 1,256

Kawasaki Steel Corporation

patents

Years Active: 1991-2024

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Areas of Expertise:

Hot-Pressed Member

Steel Sheet

Manufacturing Method

Cold-Rolled Steel

Anti-Galling Property

Zinc-Based Coating

Corrosion Resistance

High Tension Steel

Zn-Mg Alloy

Tinplate Production

Frictional Property

Hot Press-Forming

25 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12157924 - Hot-pressed member, steel sheet for hot pressing, and methods for producing the hot-pressed member and the steel sheet for hot pressing (2024-12-03),

2. 11420247 - Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing same (2022-08-23),

3. 11377709 - Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing same (2022-07-05),

4. 11236406 - Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing same (2022-02-01),

5. 11168378 - Hot-pressed member and manufacturing method therefor (2021-11-09),

6. 11111558 - Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing same (2021-09-07),

7. 11085101 - Hot-pressed member and method for manufacturing same, and cold-rolled steel sheet for hot pressing and method for manufacturing same (2021-08-10),

8. 10434556 - Hot-pressed member and method of manufacturing the same (2019-10-08),

9. 10384254 - Method of manufacturing hot-pressed member (2019-08-20),

10. 10316381 - Method for producing hot-pressed member (2019-06-11),

11. 10253386 - Steel sheet for hot press-forming, method for manufacturing the same, and method for producing hot press-formed parts using the same (2019-04-09),

12. 10144196 - Steel sheet for hot pressing and method for manufacturing hot-pressed member using the same (2018-12-04),

13. 10100381 - Steel sheet for hot pressing and process for manufacturing hot pressed member using the steel sheet (2018-10-16),

14. 10093077 - Steel sheet for hot press-forming (2018-10-09),

15. 10030290 - Steel sheet for hot press-forming, hot press-formed part, and method of producing hot press-formed part (2018-07-24),

Title: Seiji Nakajima - Pioneering Inventor from Tokyo, JP

Introduction: Seiji Nakajima is a renowned inventor hailing from Tokyo, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Seiji Nakajima holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his continuous commitment to pushing the boundaries of technological advancement.

Career Highlights: With a career spanning over two decades, Seiji Nakajima has worked with leading tech companies in Japan, spearheading research and development projects that have led to significant technological breakthroughs.

Collaborations: Throughout his career, Seiji Nakajima has collaborated with top researchers, engineers, and scientists both locally and internationally, fostering a culture of innovation and knowledge exchange.

Conclusion: Seiji Nakajima's relentless pursuit of innovation and his passion for creating technology that positively impacts society solidify his position as a pioneering inventor in the global tech landscape.