Yi; Jianhua

Patent Applications and Registrations

Patent applications and USPTO patent grants for Yi; Jianhua.The latest application filed is for "electronic cigarette atomizing core and atomizer".

Company Profile

30.18.49

Yi; Jianhua - Changsha Hunan
Yi; Jianhua - Hunan CN
Yi; Jianhua - Changshan Hunan
Yi; Jianhua - Yue Yang Xian CN

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
Electronic Cigarette Atomizing Core And Atomizer App 20220295876 - LIU; JIANFU ; et al.	2022-09-22
Ultrasonic electronic cigarette atomizer and electronic cigarette Grant 11,445,752 - Liu , et al. September 20, 2	2022-09-20
Ultrasonic electronic cigarette Grant 11,439,180 - Liu , et al. September 13, 2	2022-09-13
Electronic Cigarette Atomizer App 20220279857 - Liu; JIANFU ; et al.	2022-09-08
Oscillation control circuit for ultrasonic atomization sheet and ultrasonic electronic cigarette Grant 11,431,242 - Liu , et al. August 30, 2	2022-08-30
Atomizer For Electronic Cigarette App 20220240589 - Liu; Jianfu ; et al.	2022-08-04
Atomizer and electronic cigarette thereof Grant 11,375,750 - Liu , et al. July 5, 2	2022-07-05
Ultrasonic electronic cigarette atomizer with liquid leakage prevention Grant 11,369,140 - Liu , et al. June 28, 2	2022-06-28
Electronic Cigarette Atomizing Core And Atomizer App 20220151301 - Liu; Jianfu ; et al.	2022-05-19
Electronic Cigarette Atomizing Core And Atomizer App 20220142246 - Liu; Jianfu ; et al.	2022-05-12
Disposable cigarette cartridge, atomizer and electronic cigarette Grant 11,324,253 - Liu , et al. May 10, 2	2022-05-10
Ultrasonic electronic cigarette atomizer and electronic cigarette Grant 11,278,055 - Liu , et al. March 22, 2	2022-03-22
Cooling Cigarette Filter And Smoking Product App 20220079215 - Luo; Wei ; et al.	2022-03-17
Atomizing Sheet Assembly, Atomizer And Electronic Cigarette App 20220046993 - Liu; Jianfu ; et al.	2022-02-17
Cotton-free ultrasonic atomizer and electronic cigarette Grant 11,219,245 - Liu , et al. January 11, 2	2022-01-11
Low-temperature Smoking Body And Preparation Method Thereof App 20210401030 - Chen; Qian ; et al.	2021-12-30
Disposable Cigarette Cartridge, Atomizer And Electronic Cigarette App 20210378303 - LIU; Jianfu ; et al.	2021-12-09
Ultrasonic Atomization Sheet And Atomizer And Ultrasonic Electronic Cigarette App 20210345664 - Liu; Jianfu ; et al.	2021-11-11
Ultrasonic electronic cigarette atomization core and atomizer Grant 11,154,090 - Liu , et al. October 26, 2	2021-10-26
Ultrasonic Atomization Core, Ultrasonic Atomizer, And Ultrasonic Electronic Cigarette App 20210282456 - Liu; Jianfu ; et al.	2021-09-16
Electronic Cigarette Atomizer And Electronic Cigarette App 20210274847 - Liu; Jianfu ; et al.	2021-09-09
Electronic Cigarette Atomizer And Electronic Cigarette App 20210267279 - Liu; Jianfu ; et al.	2021-09-02
Electronic Cigarette Atomization Core And Atomizer App 20210267278 - Liu; Jianfu ; et al.	2021-09-02
Atomizer And Electronic Cigarette App 20210212376 - Liu; Jianfu ; et al.	2021-07-15
Ultrasonic Electronic Cigarette App 20210212362 - Liu; Jianfu ; et al.	2021-07-15
Cooling Filter Rod, Application Thereof And Cigarette App 20210204595 - Chen; Qian ; et al.	2021-07-08
Ultrasonic atomization piece, electronic cigarette atomization core and electronic cigarette atomizer Grant 11,039,640 - Liu , et al. June 22, 2	2021-06-22
Electronic cigarette atomizer Grant 11,039,641 - Liu , et al. June 22, 2	2021-06-22
Frequency Tracking Method For Ultrasonic Electronic Cigarette App 20210127749 - Liu; Jianfu ; et al.	2021-05-06
Working Control Circuit For Ultrasonic Atomizer And Ultrasonic Electronic Cigarette App 20210120880 - Liu; Jianfu ; et al.	2021-04-29
Ultrasonic Atomization Type Electronic Cigarette App 20210112858 - LIU; Jianfu ; et al.	2021-04-22
Ultrasonic Electronic Cigarette Atomizer And Electronic Cigarette App 20210076733 - Liu; Jianfu ; et al.	2021-03-18
Combined ultrasonic atomizer, atomization method thereof and electronic cigarette Grant 10,874,807 - Liu , et al. December 29, 2	2020-12-29
Electronic Cigarette App 20200323263 - Liu; Jianfu ; et al.	2020-10-15
Ultrasonic Liquid Electronic Cigarette Atomizer And Ultrasonic Liquid Electronic Cigarette App 20200305500 - Liu; Jianfu ; et al.	2020-10-01
Atomizer of electronic cigarette with ultrasonic atomization piece Grant 10,757,971 - Liu , et al. Sep	2020-09-01
Ultrasonic Electronic Cigarette App 20200253279 - Kind Code	2020-08-13
Electronic cigarette atomizer Grant 10,716,328 - Liu , et al.	2020-07-21
Electronic Cigarette App 20200221776 - Liu; Jianfu ; et al.	2020-07-16
Ultrasonic Electronic Cigarette Atomizer App 20200214349 - Liu; Jianfu ; et al.	2020-07-09
Ultrasonic Electronic Cigarette Atomizer And Electronic Cigarette App 20200178606 - Liu; Jianfu ; et al.	2020-06-11
Circuit For Ultrasonic Electronic Cigarette And Ultrasonic Electronic Cigarette App 20200146353 - Liu; Jianfu ; et al.	2020-05-14
Ultrasonic Electronic Cigarette Atomizer App 20200107577 - LIU; Jianfu ; et al.	2020-04-09
Inclined Ultrasonic Atomizing Sheet Structure, Atomizer And Electronic Cigarette App 20200060336 - LIU; Jianfu ; et al.	2020-02-27
Oscillation Control Circuit For Ultrasonic Atomization Sheet And Ultrasonic Electronic Cigarette App 20200060337 - LIU; Jianfu ; et al.	2020-02-27
Atomizer And Electronic Cigarette Thereof App 20200029624 - LIU; Jianfu ; et al.	2020-01-30
Ultrasonic atomizer and electronic cigarette Grant 10,531,687 - Liu , et al. Ja	2020-01-14
Ultrasonic automization piece, manufacturing method thereof, ultrasonic automizer and electronic cigarette Grant 10,506,827 - Guo , et al. Dec	2019-12-17
Atomizer of electronic cigarette and electronic cigarette Grant 10,492,527 - Liu , et al. De	2019-12-03
Ultrasonic Electronic Cigarette Atomizer And Electronic Cigarette App 20190289914 - LIU; Jianfu ; et al.	2019-09-26
Atomizer And Electronic Cigarette Thereof App 20190274360 - LIU; Jianfu ; et al.	2019-09-12
Atomizer And Electronic Cigarette Thereof App 20190269177 - LIU; Jianfu ; et al.	2019-09-05
Ultrasonic Electronic Cigarette Atomization Core And Atomizer App 20190230991 - LIU; Jianfu ; et al.	2019-08-01
Electronic Cigarette App 20190223503 - LIU; Jianfu ; et al.	2019-07-25
Ultrasonic Electronic Cigarette Atomizer App 20190216135 - GUO; Xiaoyi ; et al.	2019-07-18
Cotton-free Ultrasonic Atomizer And Electronic Cigarette App 20190183176 - LIU; Jianfu ; et al.	2019-06-20
Ultrasonic Electronic Cigarette Atomizing Core And Atomizer App 20190166905 - LIU; Jianfu ; et al.	2019-06-06
Electronic Cigarette Atomizer App 20190150519 - LIU; Jianfu ; et al.	2019-05-23
Ultrasonic Atomization Piece, Electronic Cigarette Atomization Core And Electronic Cigarette Atomizer App 20190142063 - LIU; Jianfu ; et al.	2019-05-16
Atomizer Of Electronic Cigarette And Electronic Cigarette App 20190053537 - LIU; Jianfu ; et al.	2019-02-21
Atomizer Of Electronic Cigarette App 20180352854 - LIU; Jianfu ; et al.	2018-12-13
Ultrasonic Automization Piece, Manufacturing Method Thereof, Ultrasonic Automizer And Electronic Cigarette App 20180325169 - GUO; Xiaoyi ; et al.	2018-11-15
Combined Ultrasonic Atomizer, Atomization Method Thereof And Electronic Cigarette App 20180318530 - LIU; Jianfu ; et al.	2018-11-08
Electronic Cigarette Atomizer App 20180271148 - LIU; Jianfu ; et al.	2018-09-27
Ultrasonic Atomizer And Electronic Cigarette App 20180153217 - LIU; Jianfu ; et al.	2018-06-07
Code changing mechanism for a mechanical combination lock Grant 8,215,141 - Yi , et al. July 10, 2	2012-07-10
Code Changing Mechanism for a Mechanical Combination Lock App 20120131968 - Yi; Jianhua ; et al.	2012-05-31