YZ

Yi Zhang

MC Master Lock Company: 9 patents #23 of 208Top 15%
JS Johnson Electric S.A.: 2 patents #133 of 526Top 30%
ZT Zte: 1 patents #1,433 of 3,593Top 40%
📍 Oak Creek, WI: #26 of 270 inventorsTop 10%
🗺 Wisconsin: #3,476 of 40,088 inventorsTop 9%
Overall (All Time): #365,425 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12380749 Electronic lock system Nathan Conrad, Nemanja Stefanovic, John Bartucci, Scott Kalous 2025-08-05
12008850 Guest access for locking device Nathan Conrad, Nemanja Stefanovic, John Bartucci, Scott Kalous 2024-06-11
11468721 Guest access for locking device Nathan Conrad, Nemanja Stefanovic, John Bartucci, Scott Kalous 2022-10-11
10771975 Revocation of access credentials for a disconnected locking device Nathan Conrad, Nemanja Stefanovic 2020-09-08
10262484 Location tracking for locking device Nathan Conrad, Nemanja Stefanovic, John Bartucci, Scott Kalous 2019-04-16
10142843 Wireless key management for authentication Nathan Conrad, Nemanja Stefanovic 2018-11-27
10032708 Circuit board and smart card module and smart card utilizing the same Dominic John Ward, Rong Zhang 2018-07-24
10014249 Circuit board and smart card module and smart card utilizing the same Dominic John Ward, Rong Zhang 2018-07-03
9996999 Location tracking for locking device Nathan Conrad, Nemanja Stefanovic, John Bartucci, Scott Kalous 2018-06-12
9876890 Air quality monitor and air quality monitoring system carried by smart phone Shangxin Shi 2018-01-23
9600949 Wireless key management for authentication Nathan Conrad, Nemanja Stefanovic 2017-03-21
9455839 Wireless key management for authentication Nathan Conrad, Nemanja Stefanovic, John Bartucci, Scott Kalous 2016-09-27
8660594 Method and data card for shielding short message receiving function Gang Xue 2014-02-25