LexDanaLexDanabeta
Inventor

FREDERIC ROY

Inventor
CA

Overview

2→
Patents
2024–2025
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 2 as inventor

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

F01Cprimary
F01CRotary-piston or oscillating-piston machines or engines40%
F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids40%
F02BInternal-combustion piston engines20%
PatentTitleYear
12,252,991Seal assembly for a rotary engine housing202512,110,796Seal assembly for a rotary engine housing2024

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2024–2025Patents assigned to PRATT & WHITNEY CANADA (2)· patent assignee history
2024–2025Based in CA· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
PRATT & WHITNEY CANADA22024–2025
Locations
LocationPatentsSpan
CA22024–2025