Inventor

Changjun Yu

Beijing, Chinaactive 2016 to 20256 applications

Applications

1 pending

Patents granted

0 abandoned

Allowance rate

100%

+25 pts vs the USPTO

Co-inventors per application

1.7

on average

Filings by year

The most recent years are still filling in.

Companies

Domains

Co-inventors

Co-inventor 110 shared

Co-inventor 28 shared

Co-inventor 36 shared

Co-inventor 44 shared

Co-inventor 52 shared

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Examiners

Examiner 18 apps

Examiner 27 apps

Examiner 36 apps

Examiner 45 apps

Examiner 54 apps

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Applications

Every application in the record

Application	Title	Filed	Status	Rejections	RCEs	To 1st action
19153505	COMPREHENSIVE UTILIZATION METHOD FOR STEEL MAKING SLAG	2025-08-04	Pending	0	0	n/a
17601220	METHOD FOR PREPARING AMMONIA BY USING AMMONIUM SALT AND SILICATE	2022-04-04	Allowed	1	0	34.4 mo
17602407	SYSTEM AND METHOD FOR PREPARING ULTRAFINE SILICA BY LEACHING SILICATE ORE USING HYD…	2021-10-08	Allowed	1	0	27.4 mo
15567435	Method and apparatus for adaptive signal processing	2012-01-10	Allowed	1	0	12.0 mo
15234973	Composition and method for controlled release	2015-02-11	Abandoned	4	1	23.0 mo
15312648	Distributed ledger transaction verification	2018-03-12	Allowed	3	0	20.0 mo
15906138	Thermal management of battery assemblies	2021-04-13	Pending	2	1	17.0 mo
15208330	Machine learning model for anomaly detection	2012-05-14	Allowed	1	0	14.0 mo
15716785	Wireless power transfer coil arrangement	2015-06-15	Abandoned	4	1	25.0 mo
15555418	Catalyst for selective hydrogenation	2018-07-16	Allowed	3	0	22.0 mo

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