Inventor

David H. Hill

Inventor

San Diego, CA, US

Overview

1996–2017

Patent span

Mechanical engineering

Primary field (CPC F)

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

A61Hprimary

A61HPhysical therapy apparatus, e.g. devices for locating or stimulating reflex points in the body14%

A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing14%

F01NGas-flow silencers or exhaust apparatus for machines or engines in general14%

F02MSupplying combustion engines in general with combustible mixtures or constituents thereof14%

F15DFluid dynamics, i.e. methods or means for influencing the flow of gases or liquids14%

G06FElectric digital data processing14%

Y10TTechnical subjects covered by former us classification14%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1996Based in Shelbourne, VT, US· patent location history

2013Patents assigned to DUBEAUCLARD ANTOINE G (1)· patent assignee history

2013Patents assigned to FREDERICK MICHAEL B (1)· patent assignee history

2013Patents assigned to HILL DAVID H (1)· patent assignee history

2013Patents assigned to HIMMELSPACH JOHN A (1)· patent assignee history

2013Patents assigned to POOLEY CHARLES E (1)· patent assignee history

2013–2017Based in San Diego, CA, US· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations

Location	Patents	Span
San Diego, California, US	2	2013–2017
Shelbourne, VT, US	1	1996