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For the Inventor, By the Inventor

Nagoya, Japan

Noritake Co., Ltd.

Calculating rank
USPTO Granted Patents = 204

% Expired Patents = 25.5



Trademarks = 14

Forward Citations = 875

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333 inventors (with patents filed for the assignee):

goldMedal Sashiro Uemura (12 out of 24 patents)

silverMedal Junko Yotani (11 out of 15 patents)

bronzeMedal Tadami Maeda (10 out of 12 patents)

4.  Shigeo Nagaya (7 out of 23 patents)

5.  Hiromichi Hayashi (6 out of 10 patents)

6.  Hisatomi Taguchi (6 out of 6 patents)

7.  Kiyoshi Komura (6 out of 6 patents)

8.  Tomoshi Kumazawa (5 out of 6 patents)

9.  Kazunori Tatsuda (5 out of 12 patents)

10.  Misa Yamanaka (5 out of 5 patents)

11.  Makoto Sato (5 out of 13 patents)

12.  Yasushi Yoshino (5 out of 5 patents)

13.  Shinji Senda (5 out of 5 patents)

14.  Yasunori Ando (5 out of 5 patents)

15.  Misao Iwata (5 out of 9 patents)


Core Competencies:
Polishing Pads
Grinding Wheels
Additive Manufacturing
Ceramic Cores
Heat Treatment
Inkjet Ink
Core-Shell Particles
Conductive Paste
Solar Cells
Vacuum Tubes
Electromagnetic Shield
Vitrified Grinding Stone

204 patents:

1. 12637385 - Decorative composition and utilization thereof (2026-05-26),
2. 12599961 - Noble metal fine particle and use thereof (2026-04-14),
3. D1116694 - Polishing pad dresser (2026-03-10),
4. D1116693 - Polishing pad dresser (2026-03-10),
5. D1116692 - Polishing pad dresser (2026-03-10),
6. 12559811 - Heat treatment apparatus (2026-02-24),
7. D1103229 - Rotary grinding wheel (2025-11-25),
8. 12479124 - Additive manufactured fired body, and method for manufacturing the additive manufactured fired body (2025-11-25),
9. 12441696 - Carrier, catalyst, methods for producing them and method for producing ethylene oxide (2025-10-14),
10. 12427621 - Plane polishing machine (2025-09-30),
11. 12427566 - Additively manufactured ceramic core and manufacturing method for the ceramic core (2025-09-30),
12. 12420428 - Baked object taking-out apparatus (2025-09-23),
13. 12410975 - Heat treatment vessel coupler, heat treatment vessel coupling method, and heat treatment method (2025-09-09),
14. 12410333 - Inkjet ink (2025-09-09),
15. 12397396 - Method for manufacturing porous metal bonded grindstone, and method for manufacturing porous metal bonded wheel (2025-08-26),
Company Overview
Noritake Co., Ltd., based in Nagoya, Japan, specializes in advanced ceramic technology, focusing on the development and manufacturing of high-performance materials. The company is renowned for its innovative solutions in polishing pads and grinding wheels, which are essential in various industrial applications. Additionally, Noritake is a leader in additive manufacturing and produces ceramic cores used in complex casting processes. Its expertise extends to heat treatment, inkjet ink, conductive paste, and core-shell particles, positioning it as a key player in the ceramics industry.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 20 2026

Noritake Co., Ltd. USPTO Patent Assignee Logo
204 Patents

#10 in Nagoya

#693 in Japan

#4,162 in the World

Nagoya, JP
Nagoya, Japan

Noritake Co., Ltd.

Forward Citations = 875

333 inventors:

goldMedal Sashiro Uemura (12 out of 24 patents)

silverMedal Junko Yotani (11 out of 15 patents)

bronzeMedal Tadami Maeda (10 out of 12 patents)

4.  Shigeo Nagaya (7 out of 23 patents)

5.  Hiromichi Hayashi (6 out of 10 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Noritake Co., Ltd.. Retrieved from https://idiyas.com/company/noritake-company

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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