Tsukuru Izukawa

This inventor holds 17 USPTO granted patents and 1 EPO patent. Top assignees: Mitsui Toatsu Chemicals, Incorporated, Mitsui Chemicals, Inc., Mitsui Chemicals & Skc Polyurethanes Inc.. Active years: 1991-2019.

IDiyas Innovation Intelligence. (2026). Inventor Profile: Tsukuru Izukawa. Retrieved from https://idiyas.com/inventor/tsukuru-izukawa

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

USPTO Granted Patents = 17

% Patents Active = 100.0

EPO Patents = 1 (Patent Applications = 1)

Average Co-Inventor Count = 5.2

ph-index = 7

Forward Citations = 142(Granted Patents)

Location History:

Yokohama, JP (1991)
Nagoya, JP (1992 - 1995)
Aichi-ken, JP (1996 - 2001)
Aichi, JP (1993 - 2002)
Tokyo, JP (2019)

Company Filing History:

10 out of 1,379

Mitsui Toatsu Chemicals, Incorporated

patents

6 out of 1,816

Mitsui Chemicals, Inc.

patents

1 out of 3

Mitsui Chemicals & Skc Polyurethanes Inc.

patents

Years Active: 1991-2019

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17 patents (USPTO):Sort by Forward CitationsExplore Patents

1. 10494469 - Composition for polyurethane foam, preparation for polyurethane foam, polymer polyol preparation for polyurethane foam, production processes therefor, and polyurethane foam (2019-12-03),

2. 6410676 - Method for producing polyoxyalkylene polyol and derivatives thereof (2002-06-25),

3. 6207794 - Polyoxyalkylene polyols, derivatives thereof, and process for producing the polyoxyalkylene polyols (2001-03-27),

4. 6156864 - Preparation of flexible polyurethane foams (2000-12-05),

5. 6117937 - Polymer polyol and flame retardant polyurethane resin and foam prepared (2000-09-12),

6. 6063825 - Flexible polyurethane foam with high durability (2000-05-16),

7. 5916994 - Polymer polyols and preparation thereof (1999-06-29),

8. 5777175 - Preparation of polyoxyalkylene polyols, polymer polyols and flexible (1998-07-07),

9. 5545712 - Preparation process for polyoxyalkylene polyol (1996-08-13),

10. 5468840 - Preparation process of polyoxyalkylene polyols and process of alkylene (1995-11-21),

11. 5416123 - Polyurethane foam prepared from high concentration-low viscosity (1995-05-16),

12. 5397810 - Polyol, polyurethane resin and utilization thereof (1995-03-14),

13. 5324774 - Polymer-polyol, process for preparation thereof and uses thereof (1994-06-28),

14. 5246978 - Polyol and rigid polyurethane foam (1993-09-21),

15. 5198475 - Polyol and utilization thereof (1993-03-30),

Title: Tsukuru Izukawa: Innovator in Polyurethane Foam Technology

Introduction

Tsukuru Izukawa is a prominent inventor based in Aichi, Japan, known for his significant contributions to the field of polyurethane foam technology. With a total of 17 patents to his name, Izukawa has developed innovative solutions that enhance the properties and production processes of polyurethane foams.

Latest Patents

Izukawa's latest patents include a composition for polyurethane foam, a preparation for polyurethane foam, and a polymer polyol preparation for polyurethane foam. His inventions focus on improving the storage stability and coloration properties of polyurethane foams. The composition he developed comprises several key components, including at least one polyol, a compound with a P-N bond, an antioxidant with a hydroxyphenyl group, and a catalyst for polyurethane foam production. Additionally, he has created methods for producing polyoxyalkylene polyol and its derivatives, emphasizing the efficient removal of catalyst compounds from crude polyols.

Career Highlights

Throughout his career, Tsukuru Izukawa has worked with notable companies such as Mitsui Toatsu Chemicals, Incorporated and Mitsui Chemicals, Inc. His work has significantly impacted the polyurethane industry, leading to advancements in foam production and application.

Collaborations

Izukawa has collaborated with several professionals in his field, including Ariko Nishikawa and Tamotsu Kunihiro. These collaborations have fostered innovation and development in polyurethane technologies.

Conclusion

Tsukuru Izukawa's contributions to polyurethane foam technology demonstrate his expertise and commitment to innovation. His patents and collaborations continue to influence the industry, paving the way for future advancements in material science.

Profile summary based on public USPTO records.