Toshio Nomura

This inventor holds 32 USPTO granted patents, primarily in Cemented Carbide Tools. Top assignees: Sumitomo Electric Industries, Limited, Namiki Precision Jewel Co., Ltd.. Active years: 1977-1999.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Toshio Nomura. Retrieved from https://idiyas.com/inventor/toshio-nomura-0lnkafd9

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

Calculating rank

USPTO Granted Patents = 32

% Patents Active = 100.0

Average Co-Inventor Count = 3.1

ph-index = 17

Forward Citations = 681(Granted Patents)

Location History:

Itami, JA (1977)
Itama, JP (1998)
Itami, JP (1978 - 1999)
Hyogo, JP (1990 - 1999)

Company Filing History:

32 out of 10,652

Sumitomo Electric Industries, Limited

patents

1 out of 27

Namiki Precision Jewel Co., Ltd.

patents

where one patent can have more than one assignee

Years Active: 1977-1999

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Areas of Expertise:

Cemented Carbide

Cutting Tools

Coated Hard Alloys

Manufacturing Processes

Diamond-Coated Materials

Cermet Alloys

Sintered Hard Metals

Wear Resistance Tools

Silicon Nitride

High Toughness Cermet

Drill Bits

Surface-Coated Materials

32 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 5915162 - Coated cutting tool and a process for the production of the same (1999-06-22),

2. 5914181 - Coated cemented carbide member (1999-06-22),

3. 5776588 - Coated hard alloy tool (1998-07-07),

4. 5643658 - Coated cemented carbide member (1997-07-01),

5. 5624766 - Cemented carbide and coated cemented carbide for cutting tool (1997-04-29),

6. 5603071 - Method of preparing cemented carbide or cermet alloy (1997-02-11),

7. 5597272 - Coated hard alloy tool (1997-01-28),

8. 5577424 - Nitrogen-containing sintered hard alloy (1996-11-26),

9. 5403374 - Watch exterior parts and manufacturing method thereof (1995-04-04),

10. 5403373 - Hard sintered component and method of manufacturing such a component (1995-04-04),

11. 5391422 - Diamond- or Diamond-like carbon-coated hard materials (1995-02-21),

12. 5370944 - Diamond-coated hard material and a process for the production thereof (1994-12-06),

13. 5354534 - Method for manufacturing sintered parts (1994-10-11),

14. 5328761 - Diamond-coated hard material, throwaway insert and a process for the (1994-07-12),

15. 5296008 - Method for manufacturing a cutting tool insert made of a silicon nitride (1994-03-22),

Title: The Innovations of Toshio Nomura in Cutting Tool Technology

Introduction: Toshio Nomura is an accomplished inventor based in Hyogo, Japan, known for his significant contributions to the field of cutting tools, amassing a remarkable total of 32 patents. His work has focused on enhancing the performance and durability of cutting tools through innovative material compositions and coatings.

Latest Patents: Among Nomura's latest patents is the invention of a coated cutting tool and a process for its production. This patented technology revolves around a coated cemented carbide member, which features a cemented carbide base material containing a binder metal from the iron family and a hard phase. The hard phase is enriched with metal components, such as carbides and nitrides, specifically from Zr, Hf, and WC. The coating layer, essential for improving performance, consists of various metal components that enhance wear and chipping resistance, making it particularly suitable for high-performance cutting applications.

Career Highlights: Throughout his career, Toshio Nomura has made significant strides in the domain of material science and cutting tool innovations. He has worked with esteemed organizations such as Sumitomo Electric Industries, Limited and Namiki Precision Jewel Co., Ltd., where he has further refined his expertise and developed cutting-edge technologies.

Collaborations: In his pursuit of innovation, Nomura has collaborated with notable colleagues, including Nobuyuki Kitagawa and Kazutaka Isobe. These partnerships have been instrumental in bringing forward advanced tooling solutions that address industry challenges effectively.

Conclusion: Toshio Nomura's work exemplifies the spirit of innovation in the field of cutting tools. His patents not only showcase his inventive capabilities but also contribute significantly to the advancement of manufacturing technologies. As industries continue to evolve, Nomura's contributions will undoubtedly play a crucial role in shaping the future of cutting tool performance.

Profile summary based on public USPTO records.

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]