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Nihon Micro Coating Co., Ltd.

USPTO Granted Patents = 51

EPO Patents = 1

Forward Citations = 252

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60 inventors (with patents filed for the assignee):

Yuji Horie (26 out of 34 patents)

Hiromitsu Okuyama (10 out of 10 patents)

Noriyuki Kumasaka (8 out of 59 patents)

4. Jun Watanabe (7 out of 77 patents)

5. Jun Tamura (6 out of 70 patents)

6. Takuya Nagamine (5 out of 6 patents)

7. Kazuei Yamaguchi (5 out of 5 patents)

8. Izuru Morioka (5 out of 6 patents)

9. Satoru Sato (4 out of 6 patents)

10. Mitsuru Saito (4 out of 46 patents)

11. Sanaki Horimoto (4 out of 4 patents)

12. Takehiro Watanabe (4 out of 4 patents)

13. Takabumi Marukawa (4 out of 4 patents)

14. Nobuyoshi Watanabe (3 out of 19 patents)

15. Tetsujiro Tada (3 out of 3 patents)

Core Competencies:

Substrate Polishing

Glass Substrate Production

Oxide Superconductor

Polishing Material

Diamond Clusters

Texturing Method

Polishing Slurry

Chemical Mechanical Polishing

Magnetic Hard Disk

Optical Fiber Polishing

Abrasive Sheets

Surface Smoothing

51 patents: Sort by Forward Citations

1. 8814635 - Substrate polishing method and device (2014-08-26),

2. 8348721 - Method of producing glass substrate for perpendicular magnetic recording disk (2013-01-08),

3. 8148301 - Method for polishing tape-shaped substrate for oxide superconductor, oxide superconductor, and base material for oxide superconductor (2012-04-03),

4. 8143194 - Method for polishing tape-shaped substrate for oxide superconductor, oxide superconductor, and base material for oxide superconductor (2012-03-27),

5. 8049990 - Cleaning tape and method of producing same (2011-11-01),

6. 8029333 - Device for polishing peripheral edge of semiconductor wafer (2011-10-04),

7. 7927187 - Method of polishing a target surface (2011-04-19),

8. 7857876 - Method of producing polishing material comprising diamond clusters (2010-12-28),

9. 7828628 - Method of polishing hard crystal substrate (2010-11-09),

10. 7811972 - Method of polishing tape-shaped substrate and substrate for oxide superconductor (2010-10-12),

11. 7790046 - Method of texturing (2010-09-07),

12. 7776793 - System and method for polishing surface of tape-like metallic base material (2010-08-17),

13. 7631419 - Disk processing device and method (2009-12-15),

14. 7585341 - Polishing material comprising diamond clusters (2009-09-08),

15. 7578723 - Polishing tape and polishing device using same (2009-08-25),

Nihon Micro Coating Co., Ltd. is a leading company in the field of surface treatment technologies. Established in 1985, we specialize in the development and production of advanced coating materials and solutions. Our innovative coatings are used in a wide range of industries, including automotive, electronics, aerospace, and medical. With a strong commitment to research and development, we continually strive to provide our customers with superior surface treatment solutions that enhance the performance and durability of their products. Visit our website to learn more about our cutting-edge coating technologies and how they can benefit your business.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 30 2025

51 Patents

#692 in Tokyo

#1,651 in Japan

#13,382 in the World

Nihon Micro Coating Co., Ltd.

Forward Citations = 252

60 inventors:

Yuji Horie (26 out of 34 patents)

Hiromitsu Okuyama (10 out of 10 patents)

Noriyuki Kumasaka (8 out of 59 patents)

4. Jun Watanabe (7 out of 77 patents)

5. Jun Tamura (6 out of 70 patents)

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