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For the Inventor, By the Inventor

Yokohama, Japan

Sakata Seed Corporation

Calculating rank
USPTO Granted Patents = 270



Trademarks = 13

Forward Citations = 128

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62 inventors (with patents filed for the assignee):

goldMedal Chihiro Sato (54 out of 55 patents)

silverMedal Akinobu Ui (41 out of 44 patents)

bronzeMedal Masao Bessho (41 out of 41 patents)

4.  Moriya Kawashima (35 out of 35 patents)

5.  Shinji Minemura (25 out of 25 patents)

6.  Jun Tsukahara (20 out of 21 patents)

7.  Toshimi Ohga (15 out of 15 patents)

8.  Michiyoshi Fuyama (13 out of 13 patents)

9.  Koichi Nishita (12 out of 12 patents)

10.  Shin Ishikawa (11 out of 13 patents)

11.  Yoneo Kobayashi (10 out of 10 patents)

12.  Hiromi Matsukizono (10 out of 11 patents)

13.  Shouji Shiotsuki (8 out of 8 patents)

14.  Yo Arita (8 out of 8 patents)

15.  Masao Kanno (8 out of 12 patents)


Core Competencies:
New Guinea Impatiens
Petunia-Calibrachoa
Plant Breeding
Cytoplasmic Male Sterile
Sweet Corn
Downy Mildew Resistant
S-Methylmethionine
Self-Compatible Plant
Method for Producing Seed
Coleus Plant
Spinach
Zinnia

270 patents:

1. 12778042 - New Guinea Impatiens variety SAKIMP076 (2026-11-03),
2. 12772943 - Inbred broccoli line BG-3 (2026-10-27),
3. 12751389 - SPINACH PLANT HAVING NOVEL DOWNY MILDEW RESISTANCE GENE (2026-10-06),
4. 12740538 - Petunia-calibrachoa variety SAKPXC040 (2026-09-22),
5. 12740526 - New guinea impatiens variety SAKIMP075 (2026-09-22),
6. 12721297 - Petunia-calibrachoa variety SAKPXC039 (2026-09-01),
7. 12721296 - Petunia-calibrachoa variety SAKPXC038 (2026-09-01),
8. 12690560 - Petunia-calibrachoa variety SAKPXC037 (2026-07-28),
9. 12557747 - S-Methylmethionine-richplant (2026-02-24),
10. 12550843 - Squash plant and method for producing same (2026-02-17),
11. 12419238 - New Guinea Impatiens variety SAKIMP072 (2025-09-23),
12. 12396418 - New guinea impatiens variety SAKIMP074 (2025-08-26),
13. 12396417 - New guinea impatiens variety SAKIMP073 (2025-08-26),
14. 12284958 - Cytoplasmic male sterileplant having improved growth ability (2025-04-29),
15. 12219917 - Petunia-calibrachoa variety SAKPXC035 (2025-02-11),
Company Overview
Sakata Seed Corporation, headquartered in Yokohama, Japan, specializes in plant breeding and the development of innovative horticultural and agricultural products. The company focuses on various core technology topics, including New Guinea Impatiens, Petunia-Calibrachoa, and sweet corn, emphasizing traits such as downy mildew resistance and self-compatibility. With a commitment to advancing plant genetics, Sakata plays a significant role in enhancing crop performance and sustainability in the global agricultural landscape.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Nov 10 2026

Sakata Seed Corporation USPTO Patent Assignee Logo
270 Patents

#12 in Yokohama

#571 in Japan

#3,256 in the World

Yokohama, JP
Yokohama, Japan

Sakata Seed Corporation

Forward Citations = 128

62 inventors:

goldMedal Chihiro Sato (54 out of 55 patents)

silverMedal Akinobu Ui (41 out of 44 patents)

bronzeMedal Masao Bessho (41 out of 41 patents)

4.  Moriya Kawashima (35 out of 35 patents)

5.  Shinji Minemura (25 out of 25 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Sakata Seed Corporation. Retrieved from https://idiyas.com/company/sakata-seed

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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