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For the Inventor, By the Inventor

Takatsuki, Japan

Yoshiyuki Sasaki

USPTO Granted Patents = 18

 

Average Co-Inventor Count = 2.8

ph-index = 8

Forward Citations = 147(Granted Patents)


Location History:

  • Takatsuki, JA (1976 - 1978)
  • Takatsuki, JP (1980 - 1995)

Company Filing History:

goldMedal18 out of 1,586 
 
Teijin Limited
 patents

Years Active: 1976-1995

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18 patents (USPTO):Explore Patents
1. 5385784 - Deeply dyed polyester fabric (1995-01-31),
2. 5313774 - Blended synthetic short fiber yarn fabric (1994-05-24),
3. 4969322 - Ultra-soft and flat multifilament yarn and process for the production (1990-11-13),
4. 4874658 - Synthetic filament-reinforced polymer material sheet and process for (1989-10-17),
5. 4835956 - Bulky flat yarn of silky touch and a process for manufacturing the same (1989-06-06),
6. 4756926 - Process for preparation of electroconductive composite fiber (1988-07-12),
7. 4743505 - Electroconductive composite fiber and process for preparation thereof (1988-05-10),
8. 4698260 - Polyester yarn (1987-10-06),
9. 4684566 - Polyester yarn and fabric made of the same (1987-08-04),
10. 4539242 - Pile fabric with non-mushroom shaped cut ends (1985-09-03),
11. 4403094 - Deep-dyeable polyester fiber (1983-09-06),
12. 4307565 - Spun yarn-like textured composite yarn and a process for manufacturing (1981-12-29),
13. 4265082 - Spun-like yarn and a process for manufacturing the same (1981-05-05),
14. 4244171 - Bulkable filamentary yarn (1981-01-13),
15. 4209559 - Linear crystalline terephthalate polyester yarn and textile goods made (1980-06-24),

Title: The Innovations of Yoshiyuki Sasaki

Introduction

Yoshiyuki Sasaki is a prominent inventor based in Takatsuki, Japan. He has made significant contributions to the field of textile engineering, holding a total of 18 patents. His work focuses on developing advanced synthetic fabrics that meet high-performance standards.

Latest Patents

Among his latest innovations is a deeply dyed polyester fabric. This fabric is a blended staple fiber yarn that offers a high-grade cotton yarn-like touch, hand, and appearance. It boasts superior mechanical strength, abrasion resistance, flame resistance, and scratching resistance. The composition includes 30 to 80 parts by weight of extremely fine polyester staple fibers with a denier of 0.9 or less, and 20 to 70 parts by weight of super high modulus staple fibers with a Young's modulus of 4000 kg/mm² or more. This innovative fabric can be produced using a specific draft zone system spinning process, where individual filaments are drawn-cut, and the resultant staple fibers are cohered to form a spun yarn.

Career Highlights

Yoshiyuki Sasaki is currently employed at Teijin Limited, a leading company in the field of advanced materials. His work at Teijin has allowed him to push the boundaries of textile technology and contribute to the development of high-performance fabrics.

Collaborations

Throughout his career, Yoshiyuki has collaborated with notable colleagues, including Katsuyuki Kasaoka and Masayuki Tani. These partnerships have fostered innovation and have been instrumental in the successful development of his patented technologies.

Conclusion

Yoshiyuki Sasaki's contributions to textile innovation exemplify the intersection of creativity and technology. His patents reflect a commitment to advancing the capabilities of synthetic fabrics, making a lasting impact in the industry.

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