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Kawasaki Steel Corporation

USPTO Granted Patents = 1,256

CIPO Patents = 2

Trademarks = 1

Forward Citations = 11,253

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1,888 inventors (with patents filed for the assignee):

Michiro Komatsubara (42 out of 47 patents)

Susumu Satoh (42 out of 49 patents)

Masato Yoneda (28 out of 39 patents)

4. Toshio Irie (27 out of 28 patents)

5. Takashi Obara (26 out of 26 patents)

6. Tomohiro Ohta (25 out of 29 patents)

7. Takaaki Toyooka (22 out of 40 patents)

8. Mitsumasa Kurosawa (22 out of 28 patents)

9. Kazuo Mochizuki (21 out of 33 patents)

10. Yukio Inokuti (21 out of 23 patents)

11. Keniti Amano (21 out of 25 patents)

12. Kuniaki Ogura (21 out of 22 patents)

13. Masahiko Morita (21 out of 21 patents)

14. Tetsuya Fujii (21 out of 23 patents)

15. Toshiyuki Kato (21 out of 21 patents)

Core Competencies:

Error Correction Decoder

Metallic Powder-Molded Body

Die Lubrication

Material Thickness Measurement

Surface Treated Steel Sheet

High Strength Sintered Parts

Electrical Steel Sheet

Continuous Casting

Hot Dip Galvanized Steel

Fuel Cell Separator

Ferritic Stainless Steel

Ultrasonic Flaw Detection

1,256 patents: Sort by Forward Citations

1. 7080307 - Error correction decoder with correction of lowest soft decisions (2006-07-18),

2. 6905530 - Metallic powder-molded body, re-compacted body of the molded body, sintered body produced from the re-compacted body, and processes for production thereof (2005-06-14),

3. 6861028 - Lubricants for die lubrication and manufacturing method for high density iron-based powder compacts (2005-03-01),

4. 6837109 - Material thickness measurement method and apparatus (2005-01-04),

5. 6777931 - Method of displaying signal obtained by measuring probe and device therefor (2004-08-17),

6. 6673470 - Surface treated tin-plated steel sheet and surface treatment solution (2004-01-06),

7. 6652618 - Iron based mixed power high strength sintered parts (2003-11-25),

8. 6649054 - Magnetic filter device (2003-11-18),

9. 6648941 - Iron-based mixed powder for powder metallurgy and iron-based sintered compact (2003-11-18),

10. 6648264 - Method and apparatus for coiling a metal strip (2003-11-18),

11. 6645324 - Method of manufacturing a ferritic stainless steel plate (2003-11-11),

12. 6644962 - Heating furnace having heat regenerating burners and operation method thereof (2003-11-11),

13. 6638633 - Solvent-resistant electrical steel sheet capable of stress relief annealing and process (2003-10-28),

14. 6638371 - Cold-rolled steel sheet having ultrafine grain structure and method for manufacturing the same (2003-10-28),

15. 6638335 - Highly compressible iron powder (2003-10-28),

Kawasaki Steel Corporation is a leading steel manufacturing company based in Japan. With a rich history dating back to 1896, the company has grown to become one of the major players in the global steel industry. Kawasaki Steel Corporation is committed to producing high-quality steel products and providing innovative solutions to its customers. Their website includes detailed information about their products, manufacturing facilities, and corporate values.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

1,256 Patents

#2 in Kobe

#174 in Japan

#769 in the World

Kawasaki Steel Corporation

Forward Citations = 11,253

1,888 inventors:

Michiro Komatsubara (42 out of 47 patents)

Susumu Satoh (42 out of 49 patents)

Masato Yoneda (28 out of 39 patents)

4. Toshio Irie (27 out of 28 patents)

5. Takashi Obara (26 out of 26 patents)

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