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USPTO Data Jan 1 1976 - Sep 22 2026
74 Patents
#20 in Nagoya
#1,361 in Japan
#10,111 in the World
Shachihata Inc.
Forward Citations = 486
29 inventors:
Shachihata Inc.
EPO Patents = 13
Trademarks = 26
Forward Citations = 486
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29 inventors (with patents filed for the assignee):
Masaki Kida (32 out of 35 patents)
Motohide Imaizumi (32 out of 32 patents)
Dan Harden (11 out of 56 patents)
4. Eiji Abe (6 out of 6 patents)
5. Masayoshi Uchida (6 out of 6 patents)
6. Tomohiro Kageyama (4 out of 4 patents)
7. Takuya Koide (3 out of 3 patents)
8. Takeyuki Kamiyama (3 out of 3 patents)
9. Shiro Hayashi (3 out of 5 patents)
10. Kaoru Suto (3 out of 3 patents)
11. Takayuki Mitsuya (2 out of 2 patents)
12. Hirotoshi Ishikawa (2 out of 2 patents)
13. Hirofumi Kondo (2 out of 2 patents)
14. Shogo Ichise (2 out of 2 patents)
15. Takahiro Higuchi (2 out of 2 patents)
Core Competencies:
Marking Device
Self-Inking Stamp
Seal Carving Apparatus
Thermal Carving
Stamp Molding Machine
Porous Stamp Assembly
Changeable Character Stamp
Endless Print Belt
Rotary Stamp
Ink Tank
Stamp Pad
Felt Pen
74 patents:
Shachihata Inc. is a leading manufacturer of high-quality stamping and writing instrument products. Incorporated in Japan, the company has been in operation since 1925. Shachihata is recognized for its innovative technologies, precision engineering, and commitment to sustainability. The company offers a wide range of products including name and address stamps, ink pads, markers, calligraphy tools, and more. With a global presence, Shachihata serves customers in various industries and has gained a reputation for its exceptional craftsmanship and reliability.
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13 patents (EPO):
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