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Yokohama, Japan

Ag Technology Co., Ltd.

USPTO Granted Patents = 32

Forward Citations = 685

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49 inventors (with patents filed for the assignee):

Satoshi Niiyama (8 out of 42 patents)

Yoshinori Hirai (8 out of 26 patents)

Tsuneo Wakabayashi (7 out of 13 patents)

4. Yoshiharu Ooi (6 out of 35 patents)

5. Masaya Kunigita (5 out of 15 patents)

6. Hiroshi Kumai (4 out of 30 patents)

7. Shigeyuki Serizawa (4 out of 4 patents)

8. Yoshiyuki Sonda (4 out of 4 patents)

9. Ichiro Hayashi (3 out of 15 patents)

10. Shinsuke Morikawa (3 out of 16 patents)

11. Tomoki Gunjima (3 out of 38 patents)

12. Yuzo Murayama (3 out of 3 patents)

13. Hidekazu Okamoto (2 out of 81 patents)

14. Masaaki Tsuzaki (2 out of 25 patents)

15. Keiichiro Suzuki (2 out of 5 patents)

Core Competencies:

Liquid Crystal Optical Element

TFT Display Element

Mixed Solvent Composition

Magnetic Disk

Glass Substrate

Projection Type Display

Color Filter

Low Thermal Expansion

Polycrystalline Semiconductor

Light Source Apparatus

Protective Film Composition

Magnetic Recording Medium

32 patents: Sort by Forward Citations

1. 6042749 - Mixed solvent composition (2000-03-28),

2. 6017466 - Liquid crystal optical element, liquid crystal display element and a (2000-01-25),

3. 5926352 - Magnetic disk and a glass substrate for the magnetic disk (1999-07-20),

4. 5900296 - Glass substrate for magnetic disk (1999-05-04),

5. 5871654 - Method for producing a glass substrate for a magnetic disk (1999-02-16),

6. 5858268 - Liquid crystal optical element, a liquid crystal display element and a (1999-01-12),

7. 5844638 - Light source apparatus using a cone-shaped element and an applied (1998-12-01),

8. 5827454 - Mixed solvent composition (1998-10-27),

9. 5808318 - Polycrystalline semiconductor thin film for semiconductor TFT on a (1998-09-15),

10. 5798805 - Projection type display apparatus (1998-08-25),

11. 5789763 - Substrate for a display device, a TFT display element using the substrate (1998-08-04),

12. 5776364 - Liquid crystal optical element, a method for producing the same and a (1998-07-07),

13. 5754260 - Projection type color liquid crystal optical apparatus (1998-05-19),

14. 5738906 - Method for producing a magnetic disk (1998-04-14),

15. 5663543 - Method for producing a polyfluoropropionyl halide (1997-09-02),

Company Overview

Ag Technology Co., Ltd. is a prominent player in the agricultural technology sector, headquartered in Yokohama, Japan. The company specializes in developing innovative solutions that enhance agricultural productivity and sustainability. Its research focuses on precision farming, biotechnology, and advanced agricultural machinery, aiming to address the challenges faced by modern agriculture. By leveraging cutting-edge technology, Ag Technology Co., Ltd. contributes to the advancement of farming practices, ensuring food security and environmental stewardship.

Profile summary synthesized from public USPTO records and patent filings.

Company Badge

USPTO Data Jan 1 1976 - Oct 6 2026

32 Patents

#41 in Yokohama

#2,237 in Japan

#20,660 in the World

Yokohama, Japan

Ag Technology Co., Ltd.

Forward Citations = 685

49 inventors:

Satoshi Niiyama (8 out of 42 patents)

Yoshinori Hirai (8 out of 26 patents)

Tsuneo Wakabayashi (7 out of 13 patents)

4. Yoshiharu Ooi (6 out of 35 patents)

5. Masaya Kunigita (5 out of 15 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Ag Technology Co., Ltd.. Retrieved from https://idiyas.com/company/ag-technology-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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