Forward Citations = 157

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7 inventors (with patents filed for the assignee):

Takashi Ichikawa (2 out of 4 patents)

Takeshi Mizutani (2 out of 3 patents)

Masao Hirabayashi (2 out of 3 patents)

4. Toshio Fujikura (2 out of 2 patents)

5. Toshiharu Oyabu (1 out of 3 patents)

6. Masayuki Hasegawa (1 out of 3 patents)

7. Toshiharu Ohyabu (1 out of 2 patents)

8 patents: Sort by Forward Citations

1. D282378 - Marking pen (1986-01-28),

2. D280910 - Stamp (1985-10-08),

3. D280733 - Stamp (1985-09-24),

4. D280644 - Combined stamp and cap therefor (1985-09-17),

5. D280643 - Combined stamp and cap therefor (1985-09-17),

6. 4531853 - Writing instrument with a metal wire point (1985-07-30),

7. 4529329 - Ballpoint pen with metallic rod ball seat (1985-07-16),

8. D277393 - Ball point pen (1985-01-29),

Shachihata Industry Co., Ltd. is a Japanese company specializing in the manufacturing of high-quality stationery and office supplies. With a history dating back to 1925, Shachihata has established itself as a leading industry player known for innovative products such as stamp pads, markers, and writing instruments. The company is committed to delivering top-notch solutions that meet the needs of customers worldwide.

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

Company Badge

USPTO Data Jan 1 1976 - Dec 9 2025

8 Patents

#218 in

#4,915 in Japan

JP

Shachihata Industry Co., Ltd.