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Clover Mfg. Co., Ltd.

USPTO Granted Patents = 137

EPO Patents = 2

Trademarks = 10

Forward Citations = 1,014

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39 inventors (with patents filed for the assignee):

Chihiro Iwasaki (28 out of 28 patents)

Hidekazu Okada (16 out of 18 patents)

Nancy L Zieman (15 out of 15 patents)

4. Yasuhiro Fujiwara (11 out of 63 patents)

5. Atsushi Tanaka (10 out of 49 patents)

6. Kumiko Nitta (8 out of 8 patents)

7. Katsuhiko Ozeki (8 out of 8 patents)

8. Junichi Kuwabara (7 out of 11 patents)

9. Mayumi Matsumoto (7 out of 7 patents)

10. Yuji Kawasaki (7 out of 7 patents)

11. Kanako Oe (7 out of 7 patents)

12. Hiroko Ota (7 out of 7 patents)

13. Joan Hawley (6 out of 7 patents)

14. Yui Teramoto (5 out of 5 patents)

15. Rie Shirai (5 out of 5 patents)

Core Competencies:

Sewing Tools

Knitting Needles

Fabric Tube Maker

Thread Cutter

Measurable Guiding Tool

Seam Ripper

Handheld Roller Device

Presser Foot

Yarn Twisting Device

Bead Weaving Tool

Ornament Holder

Cloth Presser

137 patents: Sort by Forward Citations

1. D1044886 - Fabric tube maker set (2024-10-01),

2. 11976399 - Needle threader and needle threading mechanism (2024-05-07),

3. D1008773 - Thread cutter (2023-12-26),

4. D971586 - Connecting end portion of a knitting needle (2022-12-06),

5. 11297905 - Fastening pin (2022-04-12),

6. 11220767 - Connection structure connecting knitting needle body and cable and circular knitting needle having the same (2022-01-11),

7. 11098425 - Measurable guiding tool for sewing machine (2021-08-24),

8. D912552 - Plate-type handicraft gauge (2021-03-09),

9. 10900155 - Instrument for making ribbon embellishment (2021-01-26),

10. D893325 - Measurable guiding tool for sewing machine (2020-08-18),

11. 10729198 - Seam ripper (2020-08-04),

12. D878034 - Magnetic needle holder (2020-03-17),

13. D877487 - Retractable seam ripper (2020-03-10),

14. 10378144 - Handheld roller device for sewing (2019-08-13),

15. 10301753 - Presser foot for sewing machine (2019-05-28),

Clover Mfg. Co., Ltd. is a leading manufacturer and supplier of high-quality products. With years of experience, we specialize in the production of various industrial goods for the global market. From precision components to cutting-edge machinery, our commitment to excellence and customer satisfaction is unmatched. Visit our website for more information and to explore our extensive product range.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Dec 2 2025

137 Patents

#89 in Osaka

#884 in Japan

#5,730 in the World

Clover Mfg. Co., Ltd.

Forward Citations = 1,014

39 inventors:

Chihiro Iwasaki (28 out of 28 patents)

Hidekazu Okada (16 out of 18 patents)

Nancy L Zieman (15 out of 15 patents)

4. Yasuhiro Fujiwara (11 out of 63 patents)

5. Atsushi Tanaka (10 out of 49 patents)

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