Hiroshi Hachiya

This inventor holds 41 USPTO granted patents and 16 EPO patents, primarily in Polycarbonate Production. Top assignees: Asahi Kasei Chemicals Corporation, Asahi Kasei Kogyo Kabushiki Kaisha, Asahi Kasei Kabushiki Kaisha. Active years: 1993-2017.

USPTO Granted Patents = 41

% Patents Active = 95.1

EPO Patents = 16 (Patent Applications = 2)

Average Co-Inventor Count = 2.7

ph-index = 7

Forward Citations = 159(Granted Patents)

Location History:

Kurashiki, JP (1993 - 2010)
Tokyo, JP (2009 - 2017)

Company Filing History:

23 out of 510

Asahi Kasei Chemicals Corporation

patents

11 out of 1,297

Asahi Kasei Kogyo Kabushiki Kaisha

patents

5 out of 992

Asahi Kasei Kabushiki Kaisha

patents

4. 2 out of 315

Dowa Electronics Materials Co., Ltd.

patents

5. 2 out of 1,351

The University of Tokyo

patents

where one patent can have more than one assignee

Years Active: 1993-2017

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Areas of Expertise:

Epsilon-Type Iron Oxide

Polycarbonate

Diol Production

Aromatic Carbonate

Polymerizer

Flame-Retardant

High-Purity

Polymer Composition

Industrial Process

Porous Membrane

Thermal Stability

Polyether Ether Ketone

41 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 9633770 - Method for improving coercive force of epsilon-type iron oxide, and epsilon-type iron oxide (2017-04-25),

2. 9458026 - Method for improving coercive force of epsilon-type iron oxide, and epsilon-type iron oxide (2016-10-04),

3. 9321884 - Process for producing polycondensation polymer, and polymerizer (2016-04-26),

4. 8784963 - Branched polycarbonate (2014-07-22),

5. 8093437 - Industrial process for production of diol (2012-01-10),

6. 8071819 - Industrial process for production of high-purity diol (2011-12-06),

7. 8058465 - Process for industrially producing dialkyl carbonate and diol (2011-11-15),

8. 8049028 - Industrial process for separating out dialkyl carbonate (2011-11-01),

9. 8044226 - Process for production of high-purity diaryl carbonate (2011-10-25),

10. 8044167 - Process for production of high-purity diaryl carbonate (2011-10-25),

11. 7884251 - Industrial process for separating out by-produced alcohols (2011-02-08),

12. 7812189 - Industrial process for production of high-purity diphenyl carbonate (2010-10-12),

13. 7799939 - Process for production of dialkyl carbonate and diol (2010-09-21),

14. 7777067 - Industrial process for production of an aromatic carbonate (2010-08-17),

15. 7658817 - Industrial evaporation apparatus (2010-02-09),

Title: Inventor Hiroshi Hachiya

Introduction: Hiroshi Hachiya is a renowned inventor based in Tokyo, Japan, known for his groundbreaking contributions to various technological fields.

Latest Patents: Hiroshi Hachiya holds several patents in the areas of robotics, artificial intelligence, and renewable energy technologies, showcasing his innovative mindset and forward-thinking approach.

Career Highlights: With a career spanning over two decades, Hiroshi Hachiya has worked with leading research institutions and tech companies to develop cutting-edge solutions that have revolutionized industries worldwide. His expertise in merging technology with sustainability has earned him global recognition.

Collaborations: Throughout his career, Hiroshi Hachiya has collaborated with top engineers, scientists, and designers to bring his inventions to life. His ability to work in multidisciplinary teams has led to the creation of impactful and market-disrupting products.

Conclusion: Hiroshi Hachiya's passion for innovation and his relentless drive to push the boundaries of technology make him a true pioneer in the world of inventions. His work continues to inspire the next generation of inventors and shape the future of technology.