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Inventor

WILLIAM F. SMITH

Inventor
US

Overview

3→
Patents
2022–2025
Patent span
General tagging of new technological developments
Primary field (CPC Y)

Patents· 3 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H01Mprimary
H01MProcesses or means, e.g. batteries, for the direct conversion of chemical energy into electrical energy20%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution20%
A01GHorticulture10%
B22FWorking metallic powder10%
C22CAlloys10%
F15BSystems acting by means of fluids in general10%
F16HGearing10%
Y02PClimate change mitigation technologies in the production or processing of goods10%
PatentTitleYear
12,308,484Methods of manufacturing a gas diffusion layer and an electrochemical cell incorporating the same202511,777,114Cascading stack electrochemical fuel cell202311,384,816Gearbox with internal diaphragm2022

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to UNIVERSAL MOTION COMPONENTS CO INC (1)· patent assignee history
2022–2025Based in US· patent location history
2023–2025Patents assigned to INFINITY FUEL CELL AND HYDROGEN INC (2)· patent assignee history
2025Patents assigned to OHMIUM INTERNATIONAL INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
INFINITY FUEL CELL AND HYDROGEN INC22023–2025
OHMIUM INTERNATIONAL INC12025
UNIVERSAL MOTION COMPONENTS CO INC12022
Locations
LocationPatentsSpan
US32022–2025