This inventor holds 2 USPTO granted patents. Top assignees: Honda Giken Kogyo Kabushiki Kaisha, Mitsui Chemicals, Inc., Other. Active years: 1998-2004.
Company Filing History:
1 out of 10,092 
1 out of 1,816 
1 out of 834,453 Years Active: 1998-2004
Title: Innovations by Yoshihisa Saeki in Automotive Resin Compositions
Introduction
Yoshihisa Saeki is a notable inventor based in Saitama, Japan. He has made significant contributions to the field of automotive materials, particularly in the development of resin compositions for automobile bumpers. With a total of 2 patents, his work has had a considerable impact on the automotive industry.
Latest Patents
Saeki's latest patents include a propylene/ethylene block copolymer composition specifically designed for exterior automotive parts. One of his key inventions is a resin composition for use in the making of automobile bumpers. This innovative composition comprises specified amounts of (A) a specific propylene-ethylene block copolymer, (B) a specific propylene homopolymer, (C) (C1) an ethylene-propylene copolymer rubber (EPM) and/or (C2) an ethylene-propylene-diene copolymer rubber (EPDM), (D) talc, and optionally (E) a polyhydroxy polyolefin. This resin composition demonstrates improvements in flexural modulus of elasticity and low-temperature impact resistance, while also exhibiting excellent processability by injection molding, particularly in terms of planar smoothness. Furthermore, when component (E) is included, the resin composition provides automobile bumpers with adequate coating adhesion and excellent paintability. Thus, this resin composition is highly suitable for use in the making of automobile bumpers.
Career Highlights
Throughout his career, Yoshihisa Saeki has worked with prominent companies, including Mitsui Chemicals, Inc. His expertise in resin compositions has positioned him as a valuable contributor to advancements in automotive materials.
Collaborations
Saeki has collaborated with notable colleagues such as Kouzou Hayashi and Hiromasa Marubayashi. Their combined efforts have furthered innovations in the field of automotive materials.
Conclusion
Yoshihisa Saeki's contributions to the development of resin compositions for automobile bumpers highlight his innovative spirit and dedication to improving automotive materials. His patents reflect a commitment to enhancing the performance and processability of automotive components.