Forward Citations = 45

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7 inventors (with patents filed for the assignee):

Hisaaki Ida (2 out of 4 patents)

Yusuke Iyori (2 out of 7 patents)

Naoyoshi Funakawa (1 out of 2 patents)

4. Nobuyuki Nagamori (1 out of 1 patent)

5. Hajime Demura (1 out of 1 patent)

6. Tomihachi Kumehara (1 out of 1 patent)

7. Masayuki Matsuzaki (1 out of 1 patent)

4 patents: Sort by Forward Citations

1. 4904445 - Process for producing a tough cermet (1990-02-27),

2. 4778521 - Tough cermet and process for producing the same (1988-10-18),

3. 4733715 - Cemented carbide sleeve for casting apparatus (1988-03-29),

4. 4684297 - Milling cutter for cutting the contaminated surface of concrete (1987-08-04),

Hitachi Carbide Tools, Inc. is a leading manufacturer of high-quality carbide cutting tools for the metalworking industry. With a wide range of products including drills, end mills, and inserts, we are committed to providing our customers with innovative solutions to improve machining efficiency and productivity. Our team of experts and state-of-the-art facilities ensure that we deliver products that meet the highest standards of quality and performance. Visit our website to learn more about our products and services.

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Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

4 Patents

#69 in Chiba

#7,416 in Japan

Chiba, Japan

Hitachi Carbide Tools, Inc.