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Nippon Shokubai Kagaku Kogyo Co., Ltd.

USPTO Granted Patents = 236

CIPO Patents = 4

EPO Patents = 3

Trademarks = 7

Forward Citations = 4,805

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363 inventors (with patents filed for the assignee):

Tadao Shimomura (19 out of 29 patents)

Akira Inoue (18 out of 21 patents)

Michio Ueshima (17 out of 20 patents)

4. Yoshio Irie (13 out of 58 patents)

5. Tsuneo Tsubakimoto (13 out of 15 patents)

6. Kazumasa Kimura (12 out of 18 patents)

7. Tetsuji Ono (12 out of 14 patents)

8. Takahisa Sato (12 out of 14 patents)

9. Yoshinori Sano (11 out of 47 patents)

10. Kunio Sano (10 out of 16 patents)

11. Koichi Saito (9 out of 31 patents)

12. Yuichi Kita (9 out of 22 patents)

13. Yutaka Morimoto (9 out of 9 patents)

14. Sadao Terui (9 out of 13 patents)

15. Masao Baba (9 out of 14 patents)

Core Competencies:

Absorbent Resin

Exhaust Gas Purification

Polymer Additives

Acrylic Acid

Cement Additives

Water Treatment

Hydrophilic Polymer

Fiber-Reinforced Resin

Catalysts

Artificial Marble

Chemical Processes

Waste Water Treatment

236 patents: Sort by Forward Citations

1. 6335406 - Method for production of absorbent resin excelling in durability (2002-01-01),

2. 6087002 - Water absorbent resin (2000-07-11),

3. 5854318 - Cement additive, method for producing the same, and cement composition (1998-12-29),

4. 5641847 - Oil-absorbent polymer and use therefor (1997-06-24),

5. 5628975 - Method for purifying exhaust gas from a diesel engine (1997-05-13),

6. 5498670 - Coating compositions containing crosslinked spherical fine particles (1996-03-12),

7. 5484841 - Method for production of aqueous dispersion of long-chain alkyl graft (1996-01-16),

8. 5407610 - Method for molding fiber-reinforced resin (1995-04-18),

9. 5403821 - Drilling fluid additives (1995-04-04),

10. 5382735 - Method of preparing alkylnaphthalene compounds (1995-01-17),

11. 5374600 - Oil-absorbent polymer and use therefor (1994-12-20),

12. 5338810 - Method for production of acrylate and acrylate-containing polymer (1994-08-16),

13. 5329026 - Process for preparation of 2-substituted 1,4-naphthoquinone (1994-07-12),

14. 5316714 - Method of improving slipperiness of polyester film using a monodispersed (1994-05-31),

15. 5304324 - Monodispersed glycol suspension of fine inorganic oxide particles having (1994-04-19),

Nippon Shokubai Kagaku Kogyo Co., Ltd. is a leading global chemical company headquartered in Osaka, Japan. With a rich history dating back to 1941, they specialize in the development, manufacturing, and sale of functional chemical products. Their diverse portfolio includes catalysts, resins, electronic materials, and specialty chemicals. Nippon Shokubai focuses on sustainable innovation, aiming to contribute to society by creating environmentally friendly and reliable products. Their website provides comprehensive information about their product offerings, corporate philosophy, and commitment to sustainability.

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

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USPTO Data Jan 1 1976 - Sep 8 2026

Nippon Shokubai Kagaku Kogyo Co., Ltd.

236 Patents

#70 in Osaka

#630 in Japan

#3,630 in the World

Nippon Shokubai Kagaku Kogyo Co., Ltd.

Forward Citations = 4,805

363 inventors:

Tadao Shimomura (19 out of 29 patents)

Akira Inoue (18 out of 21 patents)

Michio Ueshima (17 out of 20 patents)

4. Yoshio Irie (13 out of 58 patents)

5. Tsuneo Tsubakimoto (13 out of 15 patents)

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