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For the Inventor, By the Inventor

Taichung, Taiwan

P & F Brother Industrial Corporation


USPTO Granted Patents = 47

Trademarks = 1

Forward Citations = 607

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25 inventors (with patents filed for the assignee):

goldMedal Chiu-Tsun Chang (18 out of 22 patents)

silverMedal Mei-Lan Kao (5 out of 5 patents)

bronzeMedal Yueh-Hsun Chang (4 out of 4 patents)

4.  Ta-Chang Liu (4 out of 4 patents)

5.  Chih-Yung Huang (3 out of 40 patents)

6.  Yu-Shu Lee (3 out of 3 patents)

7.  Po-Hsun Lin (2 out of 2 patents)

8.  Yu-Tien Chen (2 out of 2 patents)

9.  Ming-Hui Huang (2 out of 2 patents)

10.  Chun-Hung Chen (1 out of 8 patents)

11.  Yao-Ting Lee (1 out of 2 patents)

12.  Shih-Wei Li (1 out of 1 patent)

13.  Chih-Kai Li (1 out of 1 patent)

14.  Chi-Yao Chai (1 out of 1 patent)

15.  Shih-Peng Wang (1 out of 1 patent)


Core Competencies:
Protective Cover
Table Saw
Miter Saw
Exercise Machine
Cutting Machine
Wood Planing Machine
Sawdust Collection
Circular Cutter
Nail Driving Gun
Scroll Saw
Linkage Structure
Angle Indicating Apparatus

47 patents:

1. 12485569 - Protective cover having a quick-release unit (2025-12-02),
2. 11820040 - Detachable protective device for table saw (2023-11-21),
3. 11358299 - Table saw with a rip fence locking device (2022-06-14),
4. 10688571 - Positioning device for a miter saw (2020-06-23),
5. 9707445 - Control lever device for an exercise machine (2017-07-18),
6. 7475622 - Supporting device for mounting a protective cover to shield a cutting blade of a cutting machine (2009-01-13),
7. 7464956 - Foldable frame assembly for suspending a machine above a ground surface (2008-12-16),
8. 7455623 - Elliptical machine (2008-11-25),
9. 7306546 - Linkage structure of a treadmill (2007-12-11),
10. 7302878 - Protective cover device for a sawing machine (2007-12-04),
11. 7267039 - Circular sawing machine with a multi-directional adjustable laser indication device (2007-09-11),
12. 7222865 - Foldable frame assembly for suspending a machine above a ground surface (2007-05-29),
13. 7207363 - Cutting machine (2007-04-24),
14. 6988439 - Cutting apparatus with a light-emitting unit for alignment of a workpiece (2006-01-24),
15. 6988435 - Sawdust collection assembly for a compound miter saw (2006-01-24),
P & F Brother Industrial Corporation is a leading manufacturer of industrial machinery and equipment. With over 20 years of experience, we specialize in the design, production, and distribution of high-quality products that cater to various industries such as food processing, packaging, and pharmaceuticals. Our commitment to innovation and customer satisfaction has earned us a stellar reputation in the market. Visit our website to learn more about our comprehensive range of products and services.
This text is generated by artificial intelligence and may not be accurate.

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USPTO Data Jan 1 1976 - Jan 6 2026

47 Patents

#37 in Taichung

#410 in Taiwan

#14,414 in the World

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Taichung, Taiwan

P & F Brother Industrial Corporation

Forward Citations = 607

25 inventors:

goldMedal Chiu-Tsun Chang (18 out of 22 patents)

silverMedal Mei-Lan Kao (5 out of 5 patents)

bronzeMedal Yueh-Hsun Chang (4 out of 4 patents)

4.  Ta-Chang Liu (4 out of 4 patents)

5.  Chih-Yung Huang (3 out of 40 patents)

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