Company Badge
USPTO Data Jan 1 1976 - Dec 16 2025
288 Patents
#2 in Tochigi
#536 in Japan
#2,990 in the World
Kantatsu Co., Ltd.
Forward Citations = 733
32 inventors:
Kantatsu Co., Ltd.
Trademarks = 2
Forward Citations = 733
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32 inventors (with patents filed for the assignee):
Yoji Kubota (145 out of 170 patents)
Hitoshi Hirano (133 out of 179 patents)
Kenichi Kubota (132 out of 155 patents)
4. Tomohiro Yonezawa (65 out of 76 patents)
5. Masaya Hashimoto (63 out of 94 patents)
6. Hisao Fukaya (61 out of 85 patents)
7. Yoshio Ise (44 out of 45 patents)
8. Yukio Sekine (32 out of 59 patents)
9. Ichiro Kurihara (26 out of 28 patents)
10. Sayuri Noda (22 out of 22 patents)
11. Shingo Yuza (9 out of 16 patents)
12. Hisanori Suzuki (9 out of 9 patents)
13. Tohru Ishizaka (7 out of 7 patents)
14. Koji Nitta (6 out of 23 patents)
15. Kenichi Kamada (5 out of 20 patents)
Core Competencies:
Imaging Lens
Optical Element
Light Shielding Area
Circuit Pattern
Pattern Forming Sheet
Pattern Manufacturing Apparatus
Pattern Manufacturing Method
Circuit Pattern Manufacturing Apparatus
Circuit Pattern Manufacturing Program
Optical Technology
Lens Design
Manufacturing Techniques
288 patents:
KANTATSU CO., LTD. is a Japanese company specializing in the manufacturing and distribution of high-quality electrical appliances. With a strong focus on innovation and technology, KANTATSU has established itself as a trusted brand among consumers worldwide. The company offers a wide range of products including home appliances, industrial equipment, and electronics. KANTATSU aims to contribute to society by providing reliable and efficient solutions for everyday life and various industries.
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