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For the Inventor, By the Inventor

Chiba, Japan

Tatsuhiro Nagamatsu

USPTO Granted Patents = 15

Average Co-Inventor Count = 2.8

ph-index = 6

Forward Citations = 66(Granted Patents)


Location History:

  • Takatsuki, JP (1995 - 2000)
  • Osaka, JP (2004)
  • Ichihara, JP (2001 - 2005)
  • Chiba, JP (2003 - 2015)

Company Filing History:

goldMedal15 out of 6,892 
 
Sumitomo Chemical Company, Limited
 patents

Years Active: 1995-2015

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15 patents (USPTO):Explore Patents
1. 9145624 - Polymer composition and molded articles shaped of the same (2015-09-29),
2. 8039523 - Resin composition for press foaming, foam and process for producing the foam (2011-10-18),
3. 7339019 - Ethylene-α-olefin copolymer (2008-03-04),
4. 7335715 - Ethylene-alpha-olefin copolymer (2008-02-26),
5. 6878318 - Methods for producing multi-layer foamed sheets (2005-04-12),
6. 6815047 - Foamed thermoplastic resin sheet and manufacturing method of the same (2004-11-09),
7. 6814909 - Indicator (2004-11-09),
8. 6520759 - Manufacturing device of foamed thermoplastic resin sheet (2003-02-18),
9. 6334970 - Method for producing foamed resin article (2002-01-01),
10. 6290884 - Process for producing uncrosslinked polypropylene-based resin foam sheets and uncrosslinked polypropylene-based resin foam sheets (2001-09-18),
11. 6288168 - Propylene based resin composition (2001-09-11),
12. 6255237 - Laminated sheet (2001-07-03),
13. 6110986 - Propylene-based polymer composition and foamed article thereof (2000-08-29),
14. 5948832 - Resin composition having active compound and vaporizable plasticizer, (1999-09-07),
15. 5476652 - Slow-releasing medicated resin moldings, and process for producing the (1995-12-19),

Title: Tatsuhiro Nagamatsu: Innovator in Polymer Technology

Introduction

Tatsuhiro Nagamatsu is a prominent inventor based in Chiba, Japan. He has made significant contributions to the field of polymer technology, holding a total of 15 patents. His work focuses on developing innovative polymer compositions and processes that enhance the performance and application of materials.

Latest Patents

Among his latest patents, one notable invention is a polymer composition that includes 100 parts by weight of an olefin-based polymer, along with 0.01 to 100 parts by weight of a branched fatty acid and 0.01 to 200 parts by weight of a releasable active compound. This invention aims to improve the properties of molded articles made from the polymer composition. Another significant patent is for a resin composition designed for pressure-foam molding. This composition consists of an ethylene-based copolymer and a foaming agent, which together create a foam with specific characteristics and production processes.

Career Highlights

Tatsuhiro Nagamatsu is currently employed at Sumitomo Chemical Company, Limited, where he continues to innovate in the field of polymer science. His expertise and dedication have led to advancements that benefit various industries, particularly in the development of new materials.

Collaborations

Throughout his career, Tatsuhiro has collaborated with notable colleagues, including Katsuhiro Yamada and Akinobu Sakamoto. These partnerships have fostered a creative environment that encourages the exchange of ideas and the pursuit of groundbreaking innovations.

Conclusion

Tatsuhiro Nagamatsu's contributions to polymer technology exemplify the impact of innovative thinking in material science. His patents and collaborations reflect a commitment to advancing the field and improving the functionality of polymer-based products.

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