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For the Inventor, By the Inventor

Mitsukaido, Japan

Canon Aptex


USPTO Granted Patents = 28

Forward Citations = 725

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59 inventors (with patents filed for the assignee):

goldMedal Yoshihiko Kitahara (6 out of 17 patents)

silverMedal Hideaki Kishida (5 out of 24 patents)

bronzeMedal Hitoshi Fujimoto (4 out of 27 patents)

4.  Masataka Naito (4 out of 31 patents)

5.  Masatoshi Ikkatai (4 out of 30 patents)

6.  Noriaki Nakazawa (4 out of 7 patents)

7.  Hideaki Furukawa (4 out of 15 patents)

8.  Shigeru Inose (4 out of 4 patents)

9.  Tsutomu Harada (3 out of 164 patents)

10.  Tsuyoshi Mikoshiba (3 out of 5 patents)

11.  Fumio Miyahara (3 out of 3 patents)

12.  Yasuhiro Hamada (3 out of 3 patents)

13.  Shinichi Iwasaki (2 out of 6 patents)

14.  Takefumi Tamura (2 out of 6 patents)

15.  Tatsuya Fukushima (2 out of 9 patents)


Core Competencies:
Ink Jet Printer
Image Forming Method
Barcode Printing
Printing System
Conveyor Belt
Laminating Apparatus
Sheet Binder
Post-Treatment Apparatus
Memory Access
Mask Error Diffusion
Original Feeding Device
Sorting Control

28 patents:

1. 6491365 - Image forming method and apparatus therefor (2002-12-10),
2. 6283585 - Ink jet printer with cartridge having integral storage chamber (2001-09-04),
3. 6188486 - Printing method and printing system (2001-02-13),
4. 6172688 - Printer and printing method (2001-01-09),
5. 6126343 - Printing medium feeding apparatus using a specialized conveyor belt to (2000-10-03),
6. 6108452 - Geometrically reducing mask error diffusion (2000-08-22),
7. 6068359 - Printer including a formatter and a printing unit without a memory (2000-05-30),
8. 6002844 - Barcode printing system and its control method (1999-12-14),
9. 5969730 - Printer (1999-10-19),
10. 5963713 - Printer using direct memory access and refreshing (1999-10-05),
11. 5953035 - Printing apparatus and printing method for use with rolled sheet and cut (1999-09-14),
12. 5953031 - Ink tank with ink container and waste ink container (1999-09-14),
13. 5876027 - Sheet bundle folding apparatus (1999-03-02),
14. 5808646 - Print medium conveying unit and printing apparatus using said conveying (1998-09-15),
15. 5801736 - Ink jet printer with cartridge having integral ink storage chamber (1998-09-01),
Company Overview
Canon Aptex, headquartered in Mitsukaido, Japan, specializes in advanced imaging technologies and solutions. The company focuses on developing high-quality optical devices and components, contributing to various sectors including photography, printing, and industrial applications. With a commitment to innovation, Canon Aptex integrates cutting-edge research in optics and imaging to enhance product performance and user experience, positioning itself as a key player in the global imaging technology landscape.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

28 Patents

#1 in Mitsukaido

#2,414 in Japan

#23,285 in the World

Mitsukaido, JP
Mitsukaido, Japan

Canon Aptex

Forward Citations = 725

59 inventors:

goldMedal Yoshihiko Kitahara (6 out of 17 patents)

silverMedal Hideaki Kishida (5 out of 24 patents)

bronzeMedal Hitoshi Fujimoto (4 out of 27 patents)

4.  Masataka Naito (4 out of 31 patents)

5.  Masatoshi Ikkatai (4 out of 30 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Canon Aptex. Retrieved from https://idiyas.com/company/canon-aptex

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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