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P & Pf Co., Ltd.

USPTO Granted Patents = 11

EPO Patents = 9

Forward Citations = 27

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21 inventors (with patents filed for the assignee):

Tetsuo Nishina (11 out of 16 patents)

Yoshinobu Saito (10 out of 14 patents)

Tomoko Toda (7 out of 7 patents)

4. Uhei Tamura (6 out of 7 patents)

5. Takahiro Okuda (6 out of 6 patents)

6. Takahito Makita (5 out of 5 patents)

7. Shogo Nagura (3 out of 3 patents)

8. Yumiko Takeda (1 out of 2 patents)

9. Saori Kajita (1 out of 1 patent)

10. Shinya Yamasaki (1 out of 2 patents)

11. Masahito Tanaka (1 out of 4 patents)

12. Shinya Yamazaki (1 out of 1 patent)

13. Daiji Nagahama (1 out of 2 patents)

14. Kazuo Iwai (1 out of 2 patents)

15. Nobuyuki Kishi (1 out of 4 patents)

11 patents: Sort by Forward Citations

1. 9376652 - Solid soap (2016-06-28),

2. 9301908 - Detergent composition (2016-04-05),

3. 9187721 - Framed soap and method for producing the same (2015-11-17),

4. 9163204 - Framed soap and process for producing same (2015-10-20),

5. 8785368 - Solid soap comprising trimethylglycine (2014-07-22),

6. 8772223 - Composition for solid washing agent, and solid washing agent (2014-07-08),

7. 8697620 - Solid soap (2014-04-15),

8. 8668923 - Filmy compositions (2014-03-11),

9. 7709432 - Solid soap composition comprising polysilxoxane and diamine (2010-05-04),

10. 7294609 - Cleansing foam agent comprising a polyglycerin monocarboxylate and hinokitiol bactericide (2007-11-13),

11. 6025312 - Antibacterial, bactericidal and antiseptic agent, dermatologic (2000-02-15),

P & Pf Co., Ltd. is a leading provider of industrial equipment and supplies. With a focus on quality products and excellent customer service, we have built a strong reputation in the industry. Our product range includes machinery, tools, and various materials for a diverse range of industries. Visit our website to learn more about our offerings and how we can help meet your industrial needs.

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

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USPTO Data Jan 1 1976 - Dec 9 2025

11 Patents

#388 in Osaka

#4,039 in Japan

#50,159 in the World

P & Pf Co., Ltd.

Forward Citations = 27

21 inventors:

Tetsuo Nishina (11 out of 16 patents)

Yoshinobu Saito (10 out of 14 patents)

Tomoko Toda (7 out of 7 patents)

4. Uhei Tamura (6 out of 7 patents)

5. Takahiro Okuda (6 out of 6 patents)

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