Bellaire, TX, United States of America

Hsien-Chang Wang

This inventor holds 64 USPTO granted patents, plus 1 CIPO patent and 1 EPO patent, primarily in Elastomeric Compositions (CPC class 5253). Top assignees: Exxon Chemical Patents, Inc., Exxonmobil Chemical Patents Inc., Cornell University. Active years: 1991-2010.


% Patents Active = 85.9

 


Average Co-Inventor Count = 2.8

ph-index = 13

Forward Citations = 746(Granted Patents)

Forward Citations (Not Self Cited) = 687(Dec 10, 2025)


Inventors with similar research interests:


Location History:

  • Edison, NJ (US) (1991 - 1999)
  • Bellaire, TX (US) (1995 - 2010)

Company Filing History:


Years Active: 1991-2010

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Areas of Expertise:
Elastomeric Blend
Thermoplastic Elastomer
Polymeric Compositions
Cured Rubber Components
Nanocomposite
Halogenated Copolymers
Isobutylene Blends
Graft Copolymers
Styrene Copolymers
Heat Resistance
Polyolefin
Triblock Copolymers
64 patents (USPTO):Explore Patents

Title: Hsien-Chang Wang: A Pioneer in Polymeric Innovations

Introduction

Hsien-Chang Wang is a notable inventor from Bellaire, Texas, known for his extensive contributions to the field of polymer science. With an impressive portfolio of 64 patents, Wang has made significant strides in developing advanced polymeric compositions and materials that enhance various applications, particularly in the automotive and aerospace sectors.

Latest Patents

Among his latest innovations, Wang has developed a patent for polymeric compositions that include methods of production and utilization. This invention focuses on compositions that incorporate a first component, an isobutylene-based polymer, along with a second component consisting of propylene-derived and polyene-derived units. These polymeric compositions exhibit desirable processability characteristics, particularly for injection molding applications.

Another noteworthy patent involves elastomeric blends designed for air barriers, suitable for automotive tire inner tubes, inner liners, and other pneumatic devices. This composition consists of an elastomer, processing oil, and grafted resin components, making it ideal for use in diverse applications requiring reliable air sealing.

Career Highlights

Throughout his career, Hsien-Chang Wang has worked with prominent organizations like Exxon Chemical Patents, Inc. and ExxonMobil Chemical Patents Inc., where he contributed to various groundbreaking projects. His proficiency in polymer formulations and applications has placed him at the forefront of innovation in the chemical industry.

Collaborations

Wang has collaborated with esteemed professionals in his field, including Kenneth W. Powers and Shah A. Haque. These partnerships have fostered the exchange of ideas and expertise, further accelerating the advancement of polymer technology.

Conclusion

Hsien-Chang Wang stands out as a distinguished inventor whose work has significantly impacted the polymer industry. His dedication to developing innovative materials continues to enhance various applications, reinforcing his legacy as a key player in the field of polymer science.

Profile summary based on public USPTO records.
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