Blue Spark Technologies

Carbon-Zinc Batteries

placeWestlake, Ohio, United States calendar_todayFounded 2003 groups28 employees language bluesparktechnologies.com

Registered entities

Innovation

15 patent families (10 granted) — focus: Electricity & electronics, Human necessities, Physics & computing; filing pace slowing. Cited 3,074 times.

YearFilings
20126
20135
20145
20153
20163
20171
20181
20201
20211
20221
20231

Social engagement

Social engagement: 2.1K social following, 10 posts in the last 12 months — below the industry typical range.

Investor mix

5 investors on record; lead investors include Ghost Tree Partners, Early Stage Partners, Sunbridge Partners.

Investor typeCountShare
Venture capital240%
Accelerator & incubator120%
Bank & private debt120%
Other / undisclosed120%

Recent activity

28 May 2026
Event
American Society of Clinical Oncology (ASCO) Annual Meeting
12 May 2026
Event
51st Annual Oncology Nursing Society Congress
27 Apr 2026
Event
National Urology Conference
Coming soon