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Home › Proofpoint › Hung-Jen Chang

HC

Hung-Jen Chang — 26 Patents

PRProofpoint: 14 patents #6 of 163Top 4%

TITrend Micro Incorporated: 2 patents #154 of 749Top 25%

ACAllied Industrial Corp.: 2 patents #2 of 16Top 15%

NTNetwork General Technology: 1 patents #12 of 22Top 55%

AEAdvanced Semiconductor Engineering: 1 patents #625 of 1,073Top 60%

UCUchida Yoko Global Co.: 1 patents #3 of 5Top 60%

ETEtron Technology: 1 patents #75 of 145Top 55%

MEMediatek: 1 patents #1,722 of 2,888Top 60%

Planada, CA: #5 of 26 inventorsTop 20%

California: #20,975 of 386,348 inventorsTop 6%

Overall (All Time): #150,017 of 4,157,543Top 4%

26 Patents All Time

Hung-Jen Chang has been granted 26 US patents while listed as an inventor at Proofpoint. The first was granted in 1996 and the most recent in June 2025. Hung-Jen Chang ranks #150,017 of 4,157,543 US inventors in our database (top 3.6%). Patent records list Hung-Jen Chang in Planada, CA, US.

Patents per Year

Issued Patents All Time

Showing 1–25 of 26 patents

Patent #	Title	Co-Inventors	Date	Approx Value ⓘ
12323462	Identifying legitimate websites to remove false positives from domain discovery analysis	Gaurav Mitesh Dalal, Ali Mesdaq	2025-06-03
12271811	Systems and methods for email campaign domain classification	Gaurav Mitesh Dalal, Ali Mesdaq	2025-04-08
12242548	Data enrichment systems and methods for abbreviated domain name classification	Gaurav Mitesh Dalal, Ali Mesdaq	2025-03-04
12113820	Threat actor identification systems and methods	Gaurav Mitesh Dalal, Ali Mesdaq	2024-10-08
12038983	Intelligent clustering systems and methods useful for domain protection	Gaurav Mitesh Dalal, Ali Mesdaq	2024-07-16
12026469	Detecting random and/or algorithmically-generated character sequences in domain names	Gaurav Mitesh Dalal, Ali Mesdaq	2024-07-02
D1026666	Packaging case	—	2024-05-14
11973799	Domain name processing systems and methods	Ali Mesdaq, Gaurav Mitesh Dalal, Kevin Dedon	2024-04-30
11956272	Identifying legitimate websites to remove false positives from domain discovery analysis	Gaurav Mitesh Dalal, Ali Mesdaq	2024-04-09
11868412	Data enrichment systems and methods for abbreviated domain name classification	Gaurav Mitesh Dalal, Ali Mesdaq	2024-01-09
11700272	Threat actor identification systems and methods	Gaurav Mitesh Dalal, Ali Mesdaq	2023-07-11
11671456	Natural language processing systems and methods for automatic reduction of false positives in domain discovery	Gaurav Mitesh Dalal, Ali Mesdaq	2023-06-06
11636161	Intelligent clustering systems and methods useful for domain protection	Gaurav Mitesh Dalal, Ali Mesdaq	2023-04-25
11539745	Identifying legitimate websites to remove false positives from domain discovery analysis	Gaurav Mitesh Dalal, Ali Mesdaq	2022-12-27
11194871	Data enrichment systems and methods for abbreviated domain name classification	Gaurav Mitesh Dalal, Ali Mesdaq	2021-12-07
10978406	Semiconductor package including EMI shielding structure and method for forming the same	Jen-Chuan Chen, Hsueh-Te Wang, Wen-Sung Hsu	2021-04-13
10965701	Threat actor identification systems and methods	Gaurav Mitesh Dalal, Ali Mesdaq	2021-03-30	$61,985,000
9478500	Interposer substrate, semiconductor structure and fabricating process thereof	Chia-Ching Chen, Chin-Li KAO, Tang-Yuan Chen, Wei-Hong LAI	2016-10-25	$6,100,000
9009825	Anomaly detector for computer networks	Jian-Ying Chen, Yuanhung Lin, Liwei Ren	2015-04-14
8905665	Retractable writing and erasing piece against sliding back	—	2014-12-09
8824238	Memory device with bi-directional tracking of timing constraints	Ho-Yin Chen, Chun Shiah	2014-09-02
8495060	Prioritization of reports using content data change from baseline	—	2013-07-23
8123424	Ink feeder for felt-tip ink pen	—	2012-02-28
7962607	Generating an operational definition of baseline for monitoring network traffic data	Mohan Maturi	2011-06-14
5652344	2-amino-5-nitrothiazole derived monoazo disperse dyes	Hsien-Chyang Tsien, Kuan-Po Chu	1997-07-29