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For the Inventor, By the Inventor

Ohtake, Japan

Seiji Tone

USPTO Granted Patents = 9

Average Co-Inventor Count = 3.4

ph-index = 5

Forward Citations = 49(Granted Patents)


Location History:

  • Ootake, JP (1992)
  • Ohtake, JP (1991 - 1993)
  • Otake, JP (1999)
  • Hiroshima, JP (1994 - 2001)

Company Filing History:

goldMedal9 out of 1,357 
 
Mitsubishi Rayon Company, Limited
 patents

Years Active: 1991-2001

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9 patents (USPTO):Explore Patents
1. 6262214 - Lowly birefringent polymer, process for the production thereof, and optical pickup lens (2001-07-17),
2. 6160070 - Process for the preparation of poly(meth)acrylic acid ester (2000-12-12),
3. 5919867 - Block copolymer and a preparation process thereof (1999-07-06),
4. 5336725 - Method for preparing graft copolymer (1994-08-09),
5. 5187244 - Preparation process of block copolymers and resulting block copolymers (1993-02-16),
6. 5177167 - Oxygen-permeable shaped articles and process for producing same (1993-01-05),
7. 5164452 - Process for preparation of antistatic agent and methacrylic resin (1992-11-17),
8. 5116910 - Preparation method of comb copolymer, acrylic comb copolymer, and impact (1992-05-26),
9. 5053461 - Preparation method of comb copolymer, acrylic comb copolymer, and impact (1991-10-01),

Title: The Innovations of Seiji Tone

Introduction

Seiji Tone is a prominent inventor based in Ohtake, Japan. He has made significant contributions to the field of polymer science, holding a total of nine patents. His work focuses on developing advanced materials with unique optical properties.

Latest Patents

Among his latest patents are the "Lowly birefringent polymer, process for the production thereof," and "Optical pickup lens - A copolymer having low birefringence substantially consisting of a repeating unit represented by the following general formula (1) and a repeating unit of a (meth)acrylate." Additionally, he has developed a "Process for the preparation of poly(meth)acrylic acid ester." These innovations highlight his expertise in creating materials that enhance optical performance.

Career Highlights

Seiji Tone is currently employed at Mitsubishi Rayon Company, Limited, where he continues to push the boundaries of polymer technology. His work has not only advanced the field but has also contributed to the company's reputation as a leader in innovative materials.

Collaborations

Throughout his career, Seiji has collaborated with notable colleagues, including Haruko Takeda and Masahiro Sugimori. These partnerships have fostered a creative environment that encourages the exchange of ideas and the development of groundbreaking technologies.

Conclusion

Seiji Tone's contributions to polymer science and his innovative patents demonstrate his commitment to advancing technology in his field. His work continues to inspire future developments in optical materials.

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