Kazuya Ishiwata

This inventor holds 59 USPTO granted patents, primarily in Image Display Technology (CPC class 359 ). Top assignees: Canon Kabushiki Kaisha, Cannon Kabushiki Kaisha. Active years: 1985-2014.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Kazuya Ishiwata. Retrieved from https://idiyas.com/inventor/kazuya-ishiwata

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

USPTO Granted Patents = 59

% Patents Active = 50.8

Average Co-Inventor Count = 2.9

ph-index = 13

Forward Citations = 483(Granted Patents)

Forward Citations (Not Self Cited) = 376(Dec 10, 2025)

Inventors with similar research interests:

Location History:

Kanagawa-Ken, JP (2007 - 2008)
Kanagawa, JP (2003 - 2010)
Yokosuka, JP (1985 - 2014)

Company Filing History:

58 out of 93,085

Canon Kabushiki Kaisha

patents

1 out of 31

Cannon Kabushiki Kaisha

patents

Years Active: 1985-2014

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Areas of Expertise:

Image Display Apparatus

Electron Source

Wiring Board

Liquid Crystal Device

Electroconductive Film

Patterned Insulating Elements

Substrate Manufacturing

Color Filter

Airtight Container

Manufacturing Method

Fine Line Substrate

Electroconductive Film

59 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 8821677 - Hermetic container and manufacturing method of the same (2014-09-02),

2. 8429815 - Manufacturing method of substrate, manufacturing method of wiring board, wiring board, electronic device, electron source, and image display apparatus (2013-04-30),

3. 8089205 - Wiring board with groove in which wiring can move, image display apparatus, and image reproducing apparatus (2012-01-03),

4. 7928645 - Airtight container and display device using the airtight container, and manufacturing method therefor (2011-04-19),

5. 7866039 - Method for manufacturing wiring board for an image display (2011-01-11),

6. 7807334 - Substrate having fine line, electron source and image display apparatus (2010-10-05),

7. 7642702 - Electron source, image display apparatus, image reproducing apparatus, wiring board, and electronic device (2010-01-05),

8. 7619355 - Electron source, image display apparatus, image reproducing apparatus, wiring board, and manufacturing method of wiring board (2009-11-17),

9. 7458872 - Method of manufacturing electron-emitting device, electron source, and image display device (2008-12-02),

10. 7435535 - Method for forming patterned insulating elements and methods for making electron source and image display device (2008-10-14),

11. 7318996 - Method for forming patterned insulating elements and methods for making electron source and image display device (2008-01-15),

12. 7285428 - Production method of electron source and image display (2007-10-23),

13. 7264842 - Method of manufacturing a wiring substrate for a display panel (2007-09-04),

14. 7211943 - Electron source plate, image-forming apparatus using the same, and fabricating method thereof (2007-05-01),

15. 7095168 - Electron source forming substrate, and electron source and image display apparatus using the same (2006-08-22),

Title: Kazuya Ishiwata: Innovator in Electronic Materials and Packaging Technologies

Introduction

Kazuya Ishiwata, based in Kanagawa, Japan, is a prominent inventor known for his significant contributions to the fields of electronic materials and hermetic packaging technologies. With an impressive portfolio of 59 patents, Ishiwata has developed numerous innovative methods that enhance the functionality and durability of electronic devices.

Latest Patents

Among his latest inventions, Ishiwata has patented a novel hermetic container and its manufacturing method. This innovation ensures a strong adhesion between a sealing material and a glass substrate, significantly improving the airtightness of hermetic containers. The manufacturing process includes an assembling step, where two glass substrates are sealed together using a specialized circumferential sealing material, and a sealing step that maintains a negative pressure in the internal space while applying local force to compress the sealing material. Additionally, he has developed a method for manufacturing an electronic substrate structure that incorporates a glass layer and a conductive layer, enhancing electronic device performance by embedding precious metal particles within the glass layer.

Career Highlights

Kazuya Ishiwata has built his career at recognized companies in the technology sector, including Canon Kabushiki Kaisha. His extensive work in developing manufacturing techniques and electronic materials has not only contributed to the advancement of technology but also solidified his reputation as a leading innovator in his field.

Collaborations

Throughout his career, Ishiwata has collaborated with esteemed colleagues such as Yasuyuki Watanabe and Yoshimi Uda. These partnerships have been instrumental in driving forward innovative projects and refining the processes that have made a lasting impact in technology.

Conclusion

Kazuya Ishiwata's work exemplifies the spirit of innovation through his numerous inventions and patents. His latest advancements in hermetic containers and electronic substrate manufacturing highlight his commitment to enhancing technology and improving the reliability of electronic devices. As he continues to innovate, Ishiwata remains a key figure in the landscape of technological advancements.

Profile summary based on public USPTO records.

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]