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Nippon Polyurethane Industry Co., Ltd.

USPTO Granted Patents = 35

EPO Patents = 2

Trademarks = 4

Forward Citations = 352

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75 inventors (with patents filed for the assignee):

Shin Konishi (10 out of 13 patents)

Yukihiro Morikawa (7 out of 8 patents)

Toshiaki Sasahara (5 out of 6 patents)

4. Mitsuhiro Yoshida (5 out of 7 patents)

5. Noriyoshi Yano (4 out of 9 patents)

6. Susumu Sato (4 out of 4 patents)

7. Takeshi Morishima (3 out of 5 patents)

8. Ichiro Higashikubo (3 out of 3 patents)

9. Tadashi Kimura (3 out of 3 patents)

10. Takao Fukami (3 out of 3 patents)

11. Yukio Ohbuchi (3 out of 3 patents)

12. Mitsushige Ikemoto (2 out of 6 patents)

13. Masahiro Hayashi (2 out of 28 patents)

14. Naotaka Izumi (2 out of 2 patents)

15. Iku Ohki (2 out of 2 patents)

35 patents: Sort by Forward Citations

1. 8158741 - Composition for polyurethane resin formation, sealing material, and hollow-fiber membrane module (2012-04-17),

2. 7906579 - Aqueous modified polyisocyanate, non-yellowing coating composition, and adhesive composition (2011-03-15),

3. 7868065 - Production process of colored resin powder (2011-01-11),

4. 7709427 - Lubricant composition, speed reduction gear using the same, and electric power steering apparatus using the same (2010-05-04),

5. 7405258 - Method for producing polyurethane emulsion for aqueous one-component coating agent (2008-07-29),

6. 6872796 - Sealing gasket for closure and process for production of closure using the same (2005-03-29),

7. 6743374 - Self-emulsifiable polyisocyanate with high functionality and process for producing the same (2004-06-01),

8. 6649084 - Polyisocyanate curing agent for laminate adhesive, and laminate adhesive using the same (2003-11-18),

9. 6635695 - Adhesive composition for lignocellulose-type hot-pressed forms, and hot-pressed form production process using the same (2003-10-21),

10. 6608160 - Composition for production of cover packing and process for production of cover packing using the same (2003-08-19),

11. 6596819 - Polyisocyanate curing agent for laminate adhesive and process for production thereof (2003-07-22),

12. 6482523 - Adhesive for lamination (2002-11-19),

13. 6309507 - Polyisocyanate curing agent for laminate adhesive laminate adhesive comprising the same and its use (2001-10-30),

14. 5998539 - Water-dispersible blocked isocyanate composition, and water-base paint (1999-12-07),

15. 5744079 - Process for producing compression molded article of lignocellulose type (1998-04-28),

Nippon Polyurethane Industry Co., Ltd. is a leading manufacturer of polyurethane products. With a strong commitment to innovation and quality, the company offers a wide range of polyurethane solutions for various industries. Their products include insulation materials, cushioning materials, coatings, adhesives, and more. Nippon Polyurethane Industry Co., Ltd. aims to provide sustainable and eco-friendly solutions to meet the evolving needs of their customers worldwide.

This text is generated by artificial intelligence and may not be accurate.

Company Badge

USPTO Data Jan 1 1976 - Jan 6 2026

35 Patents

#865 in Tokyo

#2,077 in Japan

#18,625 in the World

Nippon Polyurethane Industry Co., Ltd.

Forward Citations = 352

75 inventors:

Shin Konishi (10 out of 13 patents)

Yukihiro Morikawa (7 out of 8 patents)

Toshiaki Sasahara (5 out of 6 patents)

4. Mitsuhiro Yoshida (5 out of 7 patents)

5. Noriyoshi Yano (4 out of 9 patents)

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