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Sii Crystal Technology Inc.

USPTO Granted Patents = 35

Forward Citations = 16

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15 inventors (with patents filed for the assignee):

Takashi Kobayashi (13 out of 141 patents)

Masanori Tamura (6 out of 7 patents)

Naoya Ichimura (6 out of 6 patents)

4. Daishi Arimatsu (5 out of 6 patents)

5. Kiyoshi Aratake (3 out of 31 patents)

6. Kazuyoshi Sugama (2 out of 40 patents)

7. Takafumi Sarata (1 out of 17 patents)

8. Saiichirou Ohtsuka (1 out of 1 patent)

9. Yoshikazu Kato (1 out of 1 patent)

10. Junya Fukuda (1 out of 10 patents)

11. Mitsuo Tomiyama (1 out of 2 patents)

12. Yumi Yamaguchi (1 out of 1 patent)

13. Motoki Shibuya (1 out of 1 patent)

14. Tomohiro Momose (1 out of 1 patent)

15. Chisato Ojima (1 out of 1 patent)

35 patents: Sort by Forward Citations

1. 11831296 - Piezoelectric vibrator element, piezoelectric vibrator, oscillator, and method of manufacturing piezoelectric vibrator element (2023-11-28),

2. 10608558 - Wafer, piezoelectric vibrator element, and piezoelectric vibrator (2020-03-31),

3. 10263588 - Method of manufacturing piezoelectric vibrator element, piezoelectric vibrator element, and piezoelectric vibrator (2019-04-16),

4. 10249813 - Method of manufacturing piezoelectric vibrator element (2019-04-02),

5. 9871470 - Piezoelectric vibrator element, and piezoelectric vibrator (2018-01-16),

6. 9871469 - Piezoelectric vibrator element, and piezoelectric vibrator (2018-01-16),

7. 9748467 - Piezoelectric vibrator (2017-08-29),

8. 9590588 - Piezoelectric vibrating piece and piezoelectric vibrator (2017-03-07),

9. 9584094 - Piezoelectric vibrating reed and piezoelectric vibrator (2017-02-28),

10. 9548718 - Piezoelectric vibration piece and piezoelectric vibrator (2017-01-17),

11. 9509277 - Piezoelectric vibrator and method of manufacturing piezoelectric vibrator (2016-11-29),

12. 9503048 - Piezoelectric vibrating reed and piezoelectric vibrator (2016-11-22),

13. 9391259 - Piezoelectric vibrating piece and piezoelectric vibrator (2016-07-12),

14. 9184726 - Piezoelectric vibrating strip, piezoelectric vibrator, oscillator, electronic device, and radio timepiece (2015-11-10),

15. 9148120 - Piezoelectric vibrating piece having reduced resistance and high-order vibration suppression (2015-09-29),

SII Crystal Technology Inc. is a leading manufacturer of high-quality crystals and crystal-based products. With over 20 years of experience, we specialize in the production and supply of synthetic single crystal materials for various industries including electronics, optics, and telecommunications. Our advanced crystal growth technology allows us to provide customers with tailored solutions for their specific applications. Visit our website to explore our wide range of crystal products and learn how our expertise can elevate your business.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

35 Patents

#21 in Chiba

#2,074 in Japan

#18,580 in the World

Sii Crystal Technology Inc.

Forward Citations = 16

15 inventors:

Takashi Kobayashi (13 out of 141 patents)

Masanori Tamura (6 out of 7 patents)

Naoya Ichimura (6 out of 6 patents)

4. Daishi Arimatsu (5 out of 6 patents)

5. Kiyoshi Aratake (3 out of 31 patents)

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