IP Library › Granted Patent US 1,117,771
Granted Patent S1
US 1,117,771 · App. 29/876,615 · Granted Mar 10, 2026

Electrocardiograph (ECG) recorder

Inventors: Chia-Yuan Chang (Taoyuan City, TW); Jung-Wen Chang (Taoyuan City, TW); Kao-Yu Hsu (Taoyuan City, TW)
Assignee: QUANTA COMPUTER INC.
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Quick Facts
Patent No.
US 1,117,771
App. No.
29/876,615
Granted
Mar 10, 2026
Kind
S1
Claims (1)

The ornamental design for an electrocardiograph (ECG) recorder as shown and described.

Assignments (1)
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded May 25, 2023
From: CHANG, CHIA-YUAN; CHANG, JUNG-WEN; HSU, KAO-YU
To: QUANTA COMPUTER INC.
Reel/Frame 063758/0636 →
Priority Claims (1)
TW 112301782 · Apr 17, 2023 · national
References Cited (16)
US D724462S · Bould · 2015 [cited by examiner]
US D842724S · Vandenbussche · 2019 [cited by examiner]
US D854433S · Vandenbussche · 2019 [cited by examiner]
US D893729S · Joda · 2020 [cited by examiner]
US D974563S · Heusdens · 2023 [cited by examiner]
US D982756S · Wang · 2023 [cited by examiner]
US D994887S · Lam · 2023 [cited by examiner]
US D1027677S · Amer · 2024 [cited by examiner]
CN 307707671 · 2022 [cited by examiner]
JP D1702451 · 2021 [cited by examiner]
JP D1762692 · 2024 [cited by examiner]
TW 2205770001 · 2022 [cited by examiner]
QT Medical PCA 500 Wireless 12-Lead EKG Recorder Ultra Portable, posted date unavailable [retrieved online Jul. 21, 2025]. Retrieved from internet, https://www.zonamedequip.com/products/qt-medical-pca-500-wireless-12-le… [cited by examiner]
Amazon.com : KardiaMobile 1-Lead Personal EKG Monitor, posted Jan. 19, 2016 [retrieved online Jul. 21, 2025]. Retrieved from internet, https://www.amazon.com/KardiaMobile-1-Lead-Personal-EKG-Monitor/dp/B01A4W8AUK?th=1 (… [cited by examiner]
Handheld 6-Lead ECG for Early Detection of Acute Inferior Wall, posted date unavailable [retrieved online Jul. 21, 2025]. Retrieved from internet, https://www.mdpi.com/1648-9144/60/7/1164 (Year: 2025). [cited by examiner]
gimaitaly.com/prodotti.asp?sku=54312&dept_selected=580&dept_id=5804, posted date unavailable [retrieved online Jul. 21, 2025]. Retrieved from internet, https://www.gimaitaly.com/prodotti.asp?sku=54312&dept_selected=580&… [cited by examiner]
Cited By (1)
US 12,376,712