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Jamshedpur, India

Tata Steel Limited

USPTO Granted Patents = 45

% Expired Patents = 28.9

CIPO Patents = 8

EPO Patents = 34

Trademarks = 2

Forward Citations = 40

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113 inventors (with patents filed for the assignee):

Jacques Pilote (13 out of 16 patents)

Rodney James Dry (11 out of 44 patents)

Pradip Kumar Banerjee (6 out of 6 patents)

4. Debashish Bhattacharjee (6 out of 6 patents)

5. Sumitesh Das (5 out of 6 patents)

6. Pratik Swarup Dash (4 out of 4 patents)

7. Kundu Saurabh (3 out of 3 patents)

8. Bidyut Das (3 out of 3 patents)

9. Mark Hayton (3 out of 8 patents)

10. Shyam Kumar Choudhary (3 out of 4 patents)

11. Giridhar Udapi Rao Kulkarni (3 out of 7 patents)

12. Rajashekhar Pujar (3 out of 4 patents)

13. Pinakpani Biswas (3 out of 3 patents)

14. Vimal Kumar Chandaliya (3 out of 3 patents)

15. Suman Guha (3 out of 3 patents)

Core Competencies:

Steel Composition

Metallurgical Coke

Graphene Oxide

Fatigue Strength

Hydrogen Production

Direct Smelting

High Strength Steel

Cold Rolling

Cored Wire Injection

Slag Notch

Bainitic Steel

Surface Hardening

45 patents: Sort by Forward Citations

1. 12473608 - Steel composition in accordance with API 5L PSL-2 specification for X-65 grade having enhanced hydrogen induced cracking (HIC) resistance, and method of manufacturing the steel thereof (2025-11-18),

2. 12215280 - Method for producing metallurgical coke and the metallurigical coke thereof (2025-02-04),

3. 12138676 - System for a sheet metalworking and a process thereof (2024-11-12),

4. 12122907 - Compounds, compositions and methods for utilization of non-coking coal (2024-10-22),

5. 11994495 - Method of detecting crack propagation in wall of a metallurgical furnace and a detection unit (2024-05-28),

6. 11897772 - Method of preparation of reduced graphene oxide(rGO) (2024-02-13),

7. 11835296 - Lance unblocking method and apparatus (2023-12-05),

8. 11821052 - Method for improving yield strength of a workpiece, an apparatus and a workpiece thereof (2023-11-21),

9. 11569397 - Hybrid transparent conducting electrode (2023-01-31),

10. 11420246 - Method for improving fatigue strength of a workpiece and the workpiece thereof (2022-08-23),

11. 11371105 - Smelting process and apparatus (2022-06-28),

12. 11345983 - Bainitic steel of high strength and high elongation and method to manufacture said bainitic steel (2022-05-31),

13. 11293073 - Hot rolled steel product with ultra-high strength minimum 1100MPA and good elongation 21% (2022-04-05),

14. 11242490 - Method for producing metallurgical coke from non-coking coal (2022-02-08),

15. 11186887 - Multi-track laser surface hardening of low carbon cold rolled closely annealed (CRCA) grades of steels (2021-11-30),

Company Overview

Tata Steel Limited, headquartered in Jamshedpur, India, is a prominent player in the global steel industry, specializing in the development and production of a wide range of steel products. The company focuses on advanced technologies in steel composition, metallurgical coke, and innovative processes such as smelting. Its research initiatives also explore cutting-edge areas like hydrogen-induced cracking, graphene oxide, and bainitic steel, enhancing material properties like fatigue strength. Tata Steel is committed to sustainability and innovation in metallurgy.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 13 2026

45 Patents

#1 in Jamshedpur

#46 in India

#15,436 in the World

Jamshedpur, India

Tata Steel Limited

Forward Citations = 40

113 inventors:

Jacques Pilote (13 out of 16 patents)

Rodney James Dry (11 out of 44 patents)

Pradip Kumar Banerjee (6 out of 6 patents)

4. Debashish Bhattacharjee (6 out of 6 patents)

5. Sumitesh Das (5 out of 6 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Tata Steel Limited. Retrieved from https://idiyas.com/company/tata-steel

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]

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