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Adamant Co., Ltd.

USPTO Granted Patents = 15

CIPO Patents = 9

Forward Citations = 126

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41 inventors (with patents filed for the assignee):

Yuki Ueno (5 out of 5 patents)

Tsutomu Okamoto (5 out of 5 patents)

Yoshihiro Iijima (5 out of 5 patents)

4. Takehiro Hayashi (2 out of 18 patents)

5. Masaru Sasaki (2 out of 3 patents)

6. Masahiro Abumi (2 out of 3 patents)

7. Nobuhiko Oda (2 out of 3 patents)

8. Yasuhiro Hyakutake (2 out of 16 patents)

9. Hikaru Muto (1 out of 2 patents)

10. Shinichi Takeda (1 out of 11 patents)

11. Kazuyuki Syoji (1 out of 2 patents)

12. Koji Horiguchi (1 out of 3 patents)

13. Yoshitada Beppu (1 out of 2 patents)

14. Tadahisa Iikubo (1 out of 3 patents)

15. Tomohide Aoyagi (1 out of 8 patents)

15 patents: Sort by Forward Citations

1. 10254482 - Mode scrambler (2019-04-09),

2. D817286 - Optical fiber array (2018-05-08),

3. 9845064 - Steering-wheel power generation device (2017-12-19),

4. 9841570 - Optical fiber assembly, optical coupling device, and optical fiber coupling device (2017-12-12),

5. D801280 - Multi-fiber optical connector ferrule (2017-10-31),

6. D801279 - Multi-fiber optical connector with housing for optical connector (2017-10-31),

7. D795819 - Optical fiber array (2017-08-29),

8. D788042 - Optical fiber array (2017-05-30),

9. 9612407 - Optical coupler for multicore fiber (2017-04-04),

10. 9588150 - Electric current measuring apparatus (2017-03-07),

11. D778840 - Block for transformation of optical path (2017-02-14),

12. D777681 - Optical fiber array (2017-01-31),

13. 9477048 - Sleeve for optical communication and method of manufacturing the sleeve for optical communication (2016-10-25),

14. D766443 - Orthodontic bracket (2016-09-13),

15. D749742 - Skin moisture meter (2016-02-16),

Adamant Co., Ltd. is a leading manufacturer and distributor of high-quality industrial tools and equipment. With a wide range of products such as drill bits, saw blades, and cutting tools, Adamant Co., Ltd. caters to the needs of professionals in various industries including construction, manufacturing, and automotive. With a commitment to superior quality and customer satisfaction, Adamant Co., Ltd. has become a trusted name in the industry.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

15 Patents

#1,345 in Tokyo

#3,363 in Japan

#38,669 in the World

Adamant Co., Ltd.

Forward Citations = 126

41 inventors:

Yuki Ueno (5 out of 5 patents)

Tsutomu Okamoto (5 out of 5 patents)

Yoshihiro Iijima (5 out of 5 patents)

4. Takehiro Hayashi (2 out of 18 patents)

5. Masaru Sasaki (2 out of 3 patents)

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