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For the Inventor, By the Inventor

Tokyo, Japan

Zebra Co., Ltd.

Calculating rank
USPTO Granted Patents = 69

% Expired Patents = 13.0



Trademarks = 14

Forward Citations = 882

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59 inventors (with patents filed for the assignee):

goldMedal Keiko Togawa (8 out of 8 patents)

silverMedal Teruya Yazawa (6 out of 6 patents)

bronzeMedal Kazuhiko Sekiguchi (6 out of 6 patents)

4.  Matsuhei Toyama (5 out of 5 patents)

5.  Masanao Shiina (5 out of 5 patents)

6.  Shun Kusaba (5 out of 5 patents)

7.  So Satoh (4 out of 8 patents)

8.  Bertrand Barre (4 out of 30 patents)

9.  Francis Lepage (4 out of 34 patents)

10.  Xavier Gibert (4 out of 6 patents)

11.  Naoto Kudo (3 out of 6 patents)

12.  Ayana Uchiyama (3 out of 3 patents)

13.  Eriko Soejima (2 out of 2 patents)

14.  Yukihiro Tsukioka (2 out of 2 patents)

15.  Shigeo Abe (2 out of 4 patents)


Core Competencies:
Ballpoint Pen
Retractable Mechanism
Water-Based Ink
Mechanical Pencil
Writing Utensil
Ink Composition
Writing Tool
Correction Pen
Writing Implement
Chip for Ballpoint Pen
Aqueous Gel Pen
Cap for Writing Instrument

69 patents:

1. 11745534 - Writing utensil and producing method of writing utensil (2023-09-05),
2. 11535050 - Retractive writing utensil (2022-12-27),
3. 10787022 - Writing utensil with pressurizing mechanism (2020-09-29),
4. D890256 - Ballpoint pen (2020-07-14),
5. 10507685 - Mechanical pencil unit and writing utensil with the mechanical pencil unit (2019-12-17),
6. 10155410 - Ballpoint pen chip and writing utensil equipped with the ballpoint pen chip (2018-12-18),
7. 9914322 - Writing utensil with retract piece (2018-03-13),
8. 9624391 - Water-based ink composition and water-based ballpoint pen (2017-04-18),
9. 9617436 - Water-based ink composition and marking pen (2017-04-11),
10. 9573410 - Writing utensil (2017-02-21),
11. 8784546 - W/O-type emulsion ink composition for writing utensil and writing utensil (2014-07-22),
12. 8439587 - Joining member and ballpoint pen employing the same (2013-05-14),
13. 8308022 - Stopper with unlocking lid and elastic return (2012-11-13),
14. 8303206 - Ink composition for writing tool and writing tool (2012-11-06),
15. D667882 - Ballpoint pen (2012-09-25),
Company Overview
Zebra Co., Ltd., headquartered in Tokyo, Japan, is a leading manufacturer specializing in writing instruments. The company is renowned for its innovative products, including ballpoint pens, mechanical pencils, and correction pens, utilizing advanced technologies such as retractable mechanisms and water-based ink formulations. Zebra's commitment to quality and design has positioned it as a key player in the writing utensil market, catering to diverse consumer needs while continuously exploring new ink compositions and writing tools.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 27 2026

Zebra Co., Ltd. USPTO Patent Assignee Logo
69 Patents

#677 in Tokyo

#1,418 in Japan

#10,778 in the World

Tokyo, JP
Tokyo, Japan

Zebra Co., Ltd.

Forward Citations = 882

59 inventors:

goldMedal Keiko Togawa (8 out of 8 patents)

silverMedal Teruya Yazawa (6 out of 6 patents)

bronzeMedal Kazuhiko Sekiguchi (6 out of 6 patents)

4.  Matsuhei Toyama (5 out of 5 patents)

5.  Masanao Shiina (5 out of 5 patents)

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