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Inventor

Richard C. Hughes

Inventor
Santa Fe, TX, US

Overview

3→
Patents
1986–2019
Patent span
Electricity
Primary field (CPC H)

Patents· 3 as inventor

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

F16Kprimary
F16KValves25%
Y10TTechnical subjects covered by former us classification25%
G01FMeasuring volume, volume flow, mass flow or liquid level13%
H01BCables13%
H04BTransmission13%
H04LTransmission of digital information, e.g. telegraphic communication13%
PatentTitleYear
10,436,335Valves with multi-directional ball check20198,584,705'Bidirectional sleeved/plug ball check valve'20134,627,076'Low power digital bus'1986

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1986Patents assigned to CA MINISTER NAT DEFENCE (1)· patent assignee history
1986Based in Dartmouth, CA· patent location history
2013–2019Patents assigned to CASTILLO MELVIN O (2)· patent assignee history
2013–2019Patents assigned to HERTENBERGER JAMES C (2)· patent assignee history
2013–2019Patents assigned to HUGHES RICHARD C (2)· patent assignee history
2013–2019Based in Santa Fe, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CASTILLO MELVIN O22013–2019
HERTENBERGER JAMES C22013–2019
HUGHES RICHARD Cself22013–2019
CA MINISTER NAT DEFENCE11986
Locations
LocationPatentsSpan
Santa Fe, Texas, US22013–2019
Dartmouth, CA11986