logo

For the Inventor, By the Inventor

Taichung, Taiwan

Kingsand Machinery Ltd.

USPTO Granted Patents = 16

% Expired Patents = 25.0

Forward Citations = 77

Loading Chart...
Loading Chart...

2 inventors (with patents filed for the assignee):

goldMedal Chin-Feng Chang (10 out of 14 patents)

silverMedal Richard Chang (6 out of 44 patents)


16 patents:

1. 11020873 - Central axis adjustment structure of tailstock of woodworking lathe (2021-06-01),
2. 10442239 - Lifting structure of engraving machine (2019-10-15),
3. 10328744 - Motor fixing structure of engraving machine (2019-06-25),
4. 10328540 - Speed change auxiliary device of lathe (2019-06-25),
5. 10265879 - Working height adjustment device of processing machine (2019-04-23),
6. D836688 - Extendable platform of woodworking machinery (2018-12-25),
7. 10011038 - Working height adjustment device of processing machine (2018-07-03),
8. 9557000 - Movement auxiliary device for machine stand (2017-01-31),
9. 9370872 - Woodworking lathe adjustment structure (2016-06-21),
10. 9132521 - Main shaft structure of tool machine (2015-09-15),
11. 8287335 - Abrasive apparatus of a sander (2012-10-16),
12. 7572170 - Low load swinging mechanism for a sander (2009-08-11),
13. 7243692 - Chisel quickly adjusting and positioning device for a chiselling machine (2007-07-17),
14. 7210386 - Quickly detachable protective cover unit of a table sawing machine (2007-05-01),
15. D539313 - Body of the band saw machine (2007-03-27),
Company Overview
Kingsand Machinery Ltd. is a prominent manufacturer based in Taichung, Taiwan, specializing in high-precision machinery and equipment for various industrial applications. The company focuses on developing advanced manufacturing solutions that enhance productivity and efficiency in sectors such as metalworking and automation. With a commitment to innovation, Kingsand Machinery integrates cutting-edge technology into its product offerings, catering to both domestic and international markets while emphasizing quality and reliability in its operations.
Profile summary synthesized from public USPTO records and patent filings.

logo

Company Badge

USPTO Data Jan 1 1976 - Oct 20 2026

16 Patents

#109 in Taichung

#997 in Taiwan

#37,868 in the World

Taichung, TW
Taichung, Taiwan

Kingsand Machinery Ltd.

Forward Citations = 77

2 inventors:

goldMedal Chin-Feng Chang (10 out of 14 patents)

silverMedal Richard Chang (6 out of 44 patents)

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Kingsand Machinery Ltd.. Retrieved from https://idiyas.com/company/kingsand-machinery

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

Data Sources: USPTO Patent Grant XML, Patent Center, EPO & CIPO • Normalized by IDiyas Innovation Graph. Methodology & provenance architecturePlease report any incorrect information to [email protected]
Loading…