Seiki Tamura

This inventor holds 30 USPTO granted patents and 12 published patent applications and 14 EPO patents, primarily in Silicone Chemistry. Top assignees: Dow Corning Toray Company, Ltd., Dow Toray Co., Ltd., Dow Silicones Corporation. Active years: 2010-2025.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Seiki Tamura. Retrieved from https://idiyas.com/inventor/seiki-tamura

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Calculating rank

USPTO Granted Patents = 30 (Patent Applications = 12)

% Patents Active = 66.7

EPO Patents = 14 (Patent Applications = 18)

Average Co-Inventor Count = 3.3

ph-index = 4

Forward Citations = 65(Granted Patents)

Location History:

Yokohama, JP (2010)
Kanagawa Prefecture, JP (2012)
Chiba, JP (2011 - 2020)
Ichihara, JP (2013 - 2021)

Company Filing History:

24 out of 252

Dow Corning Toray Company, Ltd.

Dow Silicones Corporation

patents

4. 1 out of 1

Dow Corning Toray., Ltd.

patent

where one patent can have more than one assignee

Years Active: 2010-2025

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Areas of Expertise:

Polyether-Polysiloxane

Foam Stabilizer

Cosmetic Composition

Emulsifier

Organopolysiloxane

Glycerin Derivative

Surfactant

Thickening Agent

Polyurethane Foam

Liquid Silicone

Hair Care Composition

Modified Silicone

30 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 12371537 - Polyether-polysiloxane block copolymer composition, foam stabilizer and method for producing polyurethane foam (2025-07-29),

2. 11066534 - Polyether-modified silicone composition, surfactant, foam stabilizer, polyurethane foam forming composition, and cosmetic preparation including said composition, and method for producing said composition (2021-07-20),

3. 10829718 - Detergent composition comprising a carbinol functional trisiloxane (2020-11-10),

4. 10806691 - Organopolysiloxane, acid-neutralized salt thereof, and applications thereof (2020-10-20),

5. 10717872 - Polyether-polysiloxane block copolymer composition, surfactant and foam stabilizer including same, polyurethane foam-forming composition, cosmetic, and preparation method thereof (2020-07-21),

6. 10406092 - Method for producing transparent or semi-transparent liquid glycerin-derivative-modified silicone composition (2019-09-10),

7. 10174170 - Method for producing liquid high-purity polyhydric alcohol derivative-modified silicone or composition thereof (2019-01-08),

8. 10085928 - Diglycerin derivate-modified silicone, emulsifier for water-in-oil emulsion using the same, external use preparaton, and cosmetic composition (2018-10-02),

9. 10066060 - Production method for high-purity organosilicon compound (2018-09-04),

10. 9994680 - Co-modified organopolysiloxane, and treatment agent and external use preparation comprising the same (2018-06-12),

11. 9988499 - Method for producing liquid high-purity sugar derivative-modified silicone or composition thereof (2018-06-05),

12. 9980897 - Organopolysiloxane and powder treatment agent, preparation for external use and cosmetic comprising the same (2018-05-29),

13. 9975999 - Liquid organopolysiloxane and uses thereof (2018-05-22),

14. 9783643 - Silicone modified by long-chain hydrocarbon group-containing diglycerin derivative, and use thereof (2017-10-10),

15. 9688821 - Method of producing a low odor glycerin derivative-modified silicone or a composition comprising the same (2017-06-27),

Title: Seiki Tamura: Innovator in Silicone and Detergent Compositions

Introduction

Seiki Tamura is a prominent inventor based in Ichihara, Japan, known for his contributions to the field of silicone and detergent compositions. With an impressive portfolio of 29 patents, Tamura has developed a range of innovative products that are widely used in various industries from cosmetics to cleaning solutions.

Latest Patents

Tamura's latest patents showcase his expertise in creating advanced chemical compositions. One notable invention is a polyether-modified silicone composition, which comprises a polyether-modified silicone and a monool organic compound. This composition features a glycol ether compound with specific molecular structures and is designed to improve various applications, including cosmetics.

Additionally, he developed a detergent composition that includes a carbinol functional trisiloxane. This innovative detergent comprises a reaction product of an initial trisiloxane and an organic compound, providing significant improvements in cleaning efficiency.

Career Highlights

Throughout his career, Seiki Tamura has worked for several prestigious companies, notably Dow Corning Toray Company, Ltd. and Dow Toray Co., Ltd. His roles in these organizations have allowed him to advance his research and development skills, facilitating the creation of cutting-edge materials and formulations.

Collaborations

Tamura has collaborated with renowned professionals in the field, including Tatsuo Souda and Haruhiko Furukawa. These partnerships have contributed to the refinement of his inventions and the expansion of his innovative ideas into practical applications within the industry.

Conclusion

Seiki Tamura's contributions have significantly impacted the chemical and materials sciences, particularly in the development of silicone and detergent compositions. With his extensive patent portfolio and collaborative spirit, he continues to drive innovation and inspires future advancements within these fields.

Profile summary based on public USPTO records.