Hong Kong, China

Btr Limited


USPTO Granted Patents = 47

% Expired Patents = 23.4


Trademarks = 1

Forward Citations = 969

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36 inventors (with patents filed for the assignee):

goldMedal Benjamin S Ting (20 out of 56 patents)

silverMedal Peter M Pani (7 out of 39 patents)

bronzeMedal Phillip J Haseley (4 out of 4 patents)

4.  Michael P Morris (3 out of 3 patents)

5.  Christopher Jack Parker (2 out of 2 patents)

6.  Stanley H Goward (2 out of 2 patents)

7.  Martin William Denmark (2 out of 2 patents)

8.  Keith Jeffrey Hollingworth (2 out of 2 patents)

9.  Roy H Reardon (2 out of 2 patents)

10.  Zhijian Xia (1 out of 1 patent)

11.  Benny Ma (1 out of 7 patents)

12.  Peter Alfred Gorman (1 out of 1 patent)

13.  Christopher J Mould (1 out of 1 patent)

14.  Stuart O Cooper (1 out of 1 patent)

15.  Frank Cairns (1 out of 1 patent)


Core Competencies:
Programmable Logic Circuits
Interconnect Architecture
Valve Systems
Material Engineering
Hydraulic Mounting
Double Obturator Valve
Tapered Plug Valve
Vehicle Engine Suspension
Thermosetting Polyurethanes
Stair Cleaning Device
Removable Filter Units
Flow Monitoring

47 patents:

Company Overview
Btr Limited, headquartered in Hong Kong, specializes in advanced technologies across various domains, including programmable logic circuits and scalable interconnect architecture. The company is known for its innovative solutions in valve systems and hydraulic mounting, focusing on lightweight materials and tapered plug valves. Additionally, Btr Limited develops non-volatile switches and floor coverings, positioning itself as a versatile player in the technology landscape, committed to enhancing performance and efficiency in its product offerings.
Profile summary synthesized from public USPTO records and patent filings.

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USPTO Data Jan 1 1976 - Oct 13 2026

47 Patents

#70 in Hong Kong

#677 in China

#14,821 in the World

Hong Kong, CN
Hong Kong, China
Forward Citations = 969

36 inventors:

IDiyas Innovation Intelligence. (2026). Company Patent Portfolio: Btr Limited. Retrieved from https://idiyas.com/company/btr

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]
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