Hobonichi Co., Ltd.

Calculating rank

USPTO Granted Patents = 7

Trademarks = 4

Forward Citations = 21

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7 inventors (with patents filed for the assignee):

Shigesato Itoi (6 out of 7 patents)

Hiroshi Goto (1 out of 137 patents)

Yoshito Fukuda (1 out of 1 patent)

4. Jou Watanabe (1 out of 1 patent)

5. Tomonori Taguchi (1 out of 1 patent)

6. Masashi Seiki (1 out of 1 patent)

7. Yutaro Chino (1 out of 1 patent)

7 patents: Sort by Forward Citations

1. D1091116 - Bag (2025-09-02),

2. 12283014 - Non-transitory computer-readable storage medium, information processing method, and information processing device (2025-04-21),

3. 10885688 - Computer readable media, information processing apparatus and information processing method (2021-01-05),

4. 10818055 - Computer readable media, information processing apparatus and information processing method (2020-10-27),

5. D874145 - Bag (2020-02-04),

6. D874144 - Bag (2020-02-04),

7. D864294 - Globe (2019-10-22),

Company Overview

Hobonichi Co., Ltd. specializes in producing high-quality planners and stationery products. The company was founded in 2000 by Shigesato Itoi and has since gained a loyal following of customers who appreciate their unique designs and durable materials. Hobonichi's flagship product, the Hobonichi Techo planner, has become a cult favorite among productivity enthusiasts and journaling aficionados worldwide.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 27 2026

7 Patents

#2,290 in Tokyo

#5,462 in Japan

Tokyo, Japan

Hobonichi Co., Ltd.

Forward Citations = 21

7 inventors:

Shigesato Itoi (6 out of 7 patents)

Hiroshi Goto (1 out of 137 patents)

Yoshito Fukuda (1 out of 1 patent)

4. Jou Watanabe (1 out of 1 patent)

5. Tomonori Taguchi (1 out of 1 patent)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Hobonichi Co., Ltd.. Retrieved from https://idiyas.com/company/hobonichi-company

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]