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For the Inventor, By the Inventor

Osaka, Japan

Nippon Pillar Packing Co., Ltd.


USPTO Granted Patents = 274



Trademarks = 15

Forward Citations = 2,374

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218 inventors (with patents filed for the assignee):

goldMedal Takahisa Ueda (38 out of 38 patents)

silverMedal Kazukiyo Teshima (34 out of 34 patents)

bronzeMedal Kiyoshi Nishio (28 out of 31 patents)

4.  Atsushi Nakano (26 out of 27 patents)

5.  Makoto Fujii (24 out of 24 patents)

6.  Toshihide Iida (22 out of 22 patents)

7.  Tomoyuki Koike (22 out of 22 patents)

8.  Masaru Fujiwara (22 out of 22 patents)

9.  Tomohiro Adachi (19 out of 19 patents)

10.  Daisuke Urata (14 out of 15 patents)

11.  Toshihiko Fuse (12 out of 12 patents)

12.  Kichiya Tanino (12 out of 14 patents)

13.  Akira Nakatsu (11 out of 12 patents)

14.  Kiyotaka Ohmae (11 out of 11 patents)

15.  Tatsuya Fujii (11 out of 11 patents)


Core Competencies:
Rolling Diaphragm Pump
Gasket
Fluid Device
Rotary Joint
Fluid Block
Liquid Sensor
Resin Joint
Gland Packing
Seal Member
Tube Fitting
Flow Passage Unit
Dielectric Circuit Board

274 patents:

1. 12429040 - Rolling diaphragm pump (2025-09-30),
2. D1093567 - Gasket (2025-09-16),
3. D1086408 - Sleeve (2025-07-29),
4. 12336096 - Dielectric, copper clad laminate, circuit board, method for manufacturing copper clad laminate (2025-06-17),
5. 12287033 - Seal member (2025-04-29),
6. 12281730 - Tube fitting (2025-04-21),
7. D1055240 - Gasket (2024-12-24),
8. 12158223 - Conversion adapter and fitting with the same (2024-12-03),
9. 12158222 - Gasket and flow passage joint structure (2024-12-03),
10. 12158208 - Flow passage unit (2024-12-03),
11. 12085171 - Gland packing and packing structure (2024-09-10),
12. 12031645 - Sealing member and pipe joint (2024-07-09),
13. 12025244 - Inner ring and pipe joint (2024-07-02),
14. 11982355 - Yarn and gland packing (2024-05-14),
15. 11953137 - Rotary joint (2024-04-09),
NIPPON PILLAR PACKING CO., LTD. is a leading global manufacturer and supplier of industrial sealing products. With a history dating back to 1933, they specialize in developing and producing high-quality gaskets, packings, and sealing materials for various industries including oil and gas, petrochemical, power generation, and automotive. NIPPON PILLAR PACKING CO., LTD. is committed to providing innovative and reliable sealing solutions that meet the highest international standards.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Dec 23 2025

274 Patents

#62 in Osaka

#548 in Japan

#3,112 in the World

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Osaka, Japan

Nippon Pillar Packing Co., Ltd.

Forward Citations = 2,374

218 inventors:

goldMedal Takahisa Ueda (38 out of 38 patents)

silverMedal Kazukiyo Teshima (34 out of 34 patents)

bronzeMedal Kiyoshi Nishio (28 out of 31 patents)

4.  Atsushi Nakano (26 out of 27 patents)

5.  Makoto Fujii (24 out of 24 patents)

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