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For the Inventor, By the Inventor

Settsu, Japan

Masahiko Sameshima

USPTO Granted Patents = 12 

 

Average Co-Inventor Count = 2.9

ph-index = 4

Forward Citations = 53(Granted Patents)


Location History:

  • Settsu, JP (2002 - 2007)
  • Osaka, JP (2019 - 2021)

Company Filing History:

goldMedal10 out of 1,707 
 
Kaneka Corporation
 patents
silverMedal1 out of 6 
 
Daisen Industry Co., Ltd.
 patents
bronzeMedal2 out of 832,912 
Other
 patents
where one patent can have more than one assignee

Years Active: 2002-2021

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12 patents (USPTO):Explore Patents
1. 11077588 - Method for manufacturing foaming composite molding, in-mold foaming molding unit, foaming composite molding, and mold for foaming composite molding (2021-08-03),
2. 10974421 - Foamed composite molding and method for manufacturing foamed composite molding (2021-04-13),
3. 10703028 - In-mold foam molded article, method for forming the same, and mold for use in forming the same (2020-07-07),
4. 10661484 - Mold for in-mold foam-molding of polyolefin-based resin, method for manufacturing in-mold foam-molded article, and in-mold foam-molded article (2020-05-26),
5. 10434692 - Mold for in-mold foam molding of polyolefin-based resin, method for manufacturing in-mold foaming molded article, and in-mold foaming molded article (2019-10-08),
6. 7172717 - In-mold foam molding apparatus and method, and in-mold foam molded articles (2007-02-06),
7. 7070720 - Die-expanded molding apparatus and method for synthetic resin, and die-expanded molded foam obtained thereby (2006-07-04),
8. 6878431 - In-mold foam molded articles (2005-04-12),
9. 6800227 - Material bead charging method, synthetic resin mold foam forming method using this method, and mold foam formed product obtained by this method (2004-10-05),
10. 6619943 - In-mold foam molding apparatus with movable partitioning members (2003-09-16),
11. 6558592 - Synthetic resin internal foam molding machine and method (2003-05-06),
12. 6500368 - Polyolefin synthetic resin in-mold foam molding method (2002-12-31),

Title: Masahiko Sameshima: Innovator in Foaming Composite Molding

Introduction

Masahiko Sameshima is a prominent inventor based in Settsu, Japan. He has made significant contributions to the field of foaming composite molding, holding a total of 12 patents. His innovative methods and products have advanced the manufacturing processes in this specialized area.

Latest Patents

Sameshima's latest patents include a method for manufacturing foaming composite molding, an in-mold foaming molding unit, and a mold for foaming composite molding. One of his notable inventions involves a method of producing a foamed composite molded product. This method includes fixing an exposed part of an insert material on a fixing part provided in a mold, where the insert material is inserted in an in-mold foamed molded product made of thermoplastic resin. The process introduces a polyurethane liquid into the mold and produces the foamed composite molded product by foaming the polyurethane liquid. The resulting product integrates an in-mold foamed molded product unit and a polyurethane foam, with part of the insert material exposed to the outside.

Another significant patent focuses on making polyurethane foam less likely to separate from the in-mold foamed molded product unit. This unit includes both the in-mold foamed molded product and the insert material, which are integrally provided. The configuration ensures that a portion of the insert material is exposed and in contact with the polyurethane foam.

Career Highlights

Throughout his career, Masahiko Sameshima has worked with notable companies, including Kaneka Corporation. His work has been instrumental in developing innovative solutions in the field of composite molding.

Collaborations

Sameshima has collaborated with several professionals in his field, including Yoshiyuki Kobayashi and Kenji Yamaguchi. Their combined expertise has contributed to advancements in the technology surrounding foaming composite molding.

Conclusion

Masahiko Sameshima's contributions to the field of foaming composite molding are noteworthy. His innovative patents and collaborations have significantly impacted manufacturing processes, showcasing his role as a leading inventor in this specialized area.

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