Inventor

CHARLES W. HALDEMAN

Inventor

Overview

2022–2025

Patent span

Mechanical engineering

Primary field (CPC F)

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

F01Dprimary

F01DNon-positive displacement machines or engines, e.g. steam turbines20%

F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants20%

F02CGas-turbine plants10%

G01BMeasuring length, thickness or similar linear dimensions10%

G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light10%

G01KMeasuring temperature10%

G01MTesting static or dynamic balance of machines or structures10%

G01NInvestigating or analysing materials by determining their chemical or physical properties10%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

2022Patents assigned to RAYTHEON TECH CORP (1)· patent assignee history

2022–2025Based in US· patent location history

2025Patents assigned to RTX CORP (1)· patent assignee history

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
RAYTHEON TECH CORP	1	2022
RTX CORP	1	2025

Locations

Location	Patents	Span
US	2	2022–2025