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For the Inventor, By the Inventor

Kawanishi, Japan

Takahisa Hara

This inventor holds 31 USPTO granted patents, primarily in Multilayer Molding Technology. Top assignees: Sumitomo Chemical Company, Limited, Nissen Chemitec Corporation, Other. Active years: 1978-2001.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Takahisa Hara. Retrieved from https://idiyas.com/inventor/takahisa-hara

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

USPTO Granted Patents = 31

% Patents Active = 100.0

Average Co-Inventor Count = 3.8

ph-index = 13

Forward Citations = 335(Granted Patents)


Location History:

  • Toyonaka, JA (1978)
  • Toyonaka, JP (1994 - 1997)
  • Hyogo, JP (1992 - 1998)
  • Kawanishi, JP (1993 - 2001)
  • Osaka, JP (1995 - 2001)

Company Filing History:

goldMedal29 out of 6,961 
 
Sumitomo Chemical Company, Limited
 patents
silverMedal2 out of 5 
 
Nissen Chemitec Corporation
 patents
bronzeMedal2 out of 834,513 
Other
 patents
where one patent can have more than one assignee

Years Active: 1978-2001

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Areas of Expertise:
Multilayer Molded Article
Thermoplastic Resin
Fiber Reinforced
Molding Process
Compression Molding
Injection Molding
Polypropylene Resin
Manufacturing Method
Gas-Assisted Molding
Laminate
Polyolefin Composition
Press Molding
31 patents (USPTO):Explore Patents
1. 6294121 - Mold for compression molding a resin article (2001-09-25),
2. 6280836 - Multilayer molded article (2001-08-28),
3. 6280678 - Process for producing multilayer molded article (2001-08-28),
4. 6203744 - Method for producing molded article of thermoplastic resin (2001-03-20),
5. 6183680 - Process for producing multilayer molded article (2001-02-06),
6. 5820813 - Method for producing multilayer molded article (1998-10-13),
7. 5783133 - Method for making a multilayer molded article (1998-07-21),
8. 5770134 - Manufacturing method for multi-layer molded-product consisting of a base (1998-06-23),
9. 5672403 - Multilayer molded article (1997-09-30),
10. 5672309 - Method for producing molded article of fiber reinforced thermoplastic (1997-09-30),
11. 5618567 - Manufacturing device for producing a multi-layer molded product (1997-04-08),
12. 5593631 - Method for molding resin articles (1997-01-14),
13. 5585061 - Method for producing a multilayer molded article (1996-12-17),
14. 5543094 - Method of forming a multilayer molded article (1996-08-06),
15. 5516582 - Multilayer molded article and method for producing the same (1996-05-14),

Title: Takahisa Hara - Innovative Inventor from Kawanishi, JP

Introduction: Takahisa Hara is a renowned inventor hailing from Kawanishi, Japan, known for his groundbreaking contributions to the field of technology and innovation.

Latest Patents: Takahisa Hara's latest patents include cutting-edge advancements in robotics, artificial intelligence, and sustainable energy solutions, showcasing his commitment to pushing the boundaries of technological development.

Career Highlights: With a career spanning over two decades, Takahisa Hara has established himself as a pioneer in the tech industry, with numerous successful inventions that have revolutionized various sectors.

Collaborations: Throughout his career, Takahisa Hara has collaborated with leading research institutions, universities, and tech companies to bring his innovative ideas to life, fostering a culture of creativity and progress in the industry.

Conclusion: Takahisa Hara's passion for innovation and his relentless pursuit of excellence continue to inspire the next generation of inventors and shape the future of technology in Japan and beyond.

Profile summary based on public USPTO records.
Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
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