Toyota Motor Corporation et al. vs. BUNKER HILL TECHNOLOGIES, LLC

Explore the PTAB proceeding IPR2026-00250 filed by Toyota Motor Corporation et al. on 2026-02-03. This includes filing dates, application numbers, tech centers, patent numbers, and current case status.

Proceeding Overview

Proceeding Number

IPR2026-00250

Filing Date

2026-02-03

Accorded Filing Date

2026-02-03

Institution Decision Date

2026-07-14

Last Modified Date

2026-08-12

Proceeding Type

IPR

Termination Date

2026-08-12

Trial Status

Terminated-Settled

Parties & Counsel

Petitioner

Toyota Motor Corporation et al.

Represented By

Presper, Johnet al

Patent Owner / Respondent

BUNKER HILL TECHNOLOGIES, LLC

Represented By

Fahmi, Tareket al

Tribunal & Venue

Tribunal

Patent Trial and Appeal Board (USPTO)

Technology Center

TC 2800 - Semiconductors, Electrical & Optical Systems

Patent Information

1 Patent Involved

Respondent Application Number 16555487

Respondent Patent Number 10549648

External Links

Espacenet

Google Patents

Respondent Inventor Robert Dean King et al

Respondent Tech Center TC 2800 - Semiconductors, Electrical & Optical Systems

Address and Attorney/Agent Information

2 Registered Practitioners

Power of Attorney & Correspondence

Firm / Entity Name Ascenda Law Group, PC

Customer Number 27571

Address 2150 N First Street, Suite 420, San Jose, CA, 95131, UNITED STATES

Attorney / Agent Information

Reg #	Name	Phone
41402	Tarek Fahmi	408-799-0612
61241	Jonathan Tsao	408-547-7040

Proceeding Documents

Termination Decision: TERMINATION Due to Settlement After Institution of Trial 35 U.S.C. § 317; 37 C.F.R. § 42.74 TERMINATE

2026-08-12 FILING PARTY: BOARD

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JOINT REQUEST TO TREAT FINAL SETTLEMENT AGREEMENT OF PATENT OWNER AND TOYOTA AS BUSINESS CONFIDENTIAL INFORMATION MOTION

2026-08-07 FILING PARTY: PETITIONER

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JOINT MOTION TO TERMINATE PROCEEDING MOTION

2026-08-07 FILING PARTY: PETITIONER

Download

3001

E-mail authorizing motion to terminate Exhibit

2026-08-05 FILING PARTY: BOARD

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SCHEDULING ORDER ORDER

2026-07-23 FILING PARTY: BOARD

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Toyota Motor Corporation et al. vs. BUNKER HILL TECHNOLOGIES, LLC

Proceeding Overview

Parties & Counsel

Petitioner

Toyota Motor Corporation et al.

Represented By

Patent Owner / Respondent

BUNKER HILL TECHNOLOGIES, LLC

Represented By

Tribunal & Venue

Patent Information

Address and Attorney/Agent Information

Power of Attorney & Correspondence

Attorney / Agent Information

Proceeding Documents

Termination Decision: TERMINATION Due to Settlement After Institution of Trial 35 U.S.C. § 317; 37 C.F.R. § 42.74 TERMINATE

JOINT REQUEST TO TREAT FINAL SETTLEMENT AGREEMENT OF PATENT OWNER AND TOYOTA AS BUSINESS CONFIDENTIAL INFORMATION MOTION

JOINT MOTION TO TERMINATE PROCEEDING MOTION

E-mail authorizing motion to terminate Exhibit

SCHEDULING ORDER ORDER

Institution Decision: Grant DECISION

Director Discretionary Decision: Refer RESPONSE

PO Preliminary Response Sur-reply OTHER

PETITIONER’S REPLY TO PATENT OWNER PRELIMINARY RESPONSE OTHER

PO Preliminary Response - Merits POPR

“Toyota Announces $912 Million Investment in U.S. to Expand Hybrid Vehicle Production Capacity,” Toyota Newsroom (Nov. 18, 2025), Exhibit

PETITIONER’S OPPOSITION TO PATENT OWNER’S REQUEST FOR DISCRETIONARY DENIAL RESPONSE

“Toyota’s Path to Carbon Neutrality,” Toyota Newsroom (May 12, 2021), https://pressroom.toyota.com/toyotas-path-to-carbon-neutrality/ Exhibit

Scheduling Conference Order, Bunker Hill Tech., LLC v. Toyota Motor Corp. et al., No. 25-vc-01133, Dkt. 27 (E.D. Tex. May 5, 2026) Exhibit

Ex. 2003 Prius Launch Release Exhibit

Ex. 2002 Bunker Hill Technologies, LLC v. Toyota Motor Corporation et al., No. 2:25-cv-1133 (E.D. Tex.) Complaint Exhibit

Ex. 2001 Declaration of David M. Pridham Exhibit

PO Request for Discretionary Denial RESPONSE

Petitioner's Sotera Stipulation OTHER

Notice: Notice filing date accorded NOTICE

Notice: PO Mandatory Notice NOTICE

U.S. Patent Application Publication No. 2009/0176610 A1 (“Conlon”) Exhibit

U.S. Patent No. 10,549,648 Exhibit

Notice: Power of Attorney NOTICE

1007-2 Prosecution History of U.S. Patent No. 10,442,296 Exhibit

1007-3 Prosecution History of U.S. Patent No. 10,442,296 Exhibit

Declaration of Dr. Mahdi Shahbakhti Exhibit

U.S. Patent Application Publication No. 2013/0012347 A1 (“Ortmann”) Exhibit

Notice: Search Disclosure Declaration NOTICE

Curriculum Vitae for Dr. Mahdi Shahbakhti Exhibit

1007-1 Prosecution History of U.S. Patent No. 10,442,296 Exhibit

Prosecution History of U.S. Patent No. 10,549,648 Exhibit

Petition: as filed PETITION

U.S. Patent Application Publication No. 2014/0100726 A1 (“Reynolds”) Exhibit

Index of Claims 1-20 of U.S. Patent No. 10,549,648 Exhibit