Dale Chang
Russ August & KabatGeneral
Experience18 yrs
Elite Ratings
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Practice Areas
Mech Eng, Manuf (5 cases)
Transport., E-Comm. (82 cases)
Semicond., Optic (20 cases)
Communications (10 cases)
Software, Security (73 cases)
Ratings
Experience
Grade
Trend
DCT
L3
C
PTAB
L4
E
CAFC
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Cases
Case # | Court | Caption | Filed | Represent |
|---|---|---|---|---|
| 7:25-CV-00532 | Optimnet LLC v. Amazon.com Services LLC | 11/17/25 | Patent Owner | |
| 7:25-CV-00518 | Headwater Research LLC v. Google LLC | 11/07/25 | Patent Owner | |
| 2:25-CV-00961 | Headwater Research LLC v. Walmart Inc | 09/18/25 | Patent Owner | |
| 7:25-CV-00415 | HFT Solutions LLC v. Optiver US LLC | 09/08/25 | Patent Owner | |
| 7:25-CV-00407 | Headwater Research LLC v. Apple Inc | 09/04/25 | Patent Owner | |
| 2:25-CV-00935 | Optimnet LLC v. Cisco Systems Inc | 09/04/25 | Patent Owner | |
| 2:25-CV-00921 | Headwater Research LLC v. DISH Network Corp | 08/29/25 | Patent Owner | |
| 2:25-CV-00920 | Headwater Research LLC v. DISH Network Corp | 08/29/25 | Patent Owner | |
| 2:25-CV-00917 | Headwater Research LLC v. Comcast Cable Communications LLC | 08/29/25 | Patent Owner | |
| 2:25-CV-00916 | Headwater Research LLC v. Charter Communications Inc | 08/29/25 | Patent Owner |