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Inventor

Harvey A. Smith

Inventor
Hampden, MA, US

Overview

4→
Patents
1978–1990
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

A42Bprimary
A42BHats14%
B27LRemoving bark or vestiges of branches14%
F16JPistons14%
F16LPipes14%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure14%
G01MTesting static or dynamic balance of machines or structures14%
G02BOptical elements, systems or apparatus14%
PatentTitleYear
4,969,714'Helmet mounted display having dual interchangeable optical eyepieces'19904,373,377'Universal tail pipe connector'19834,351,378'Hydraulic logsplitter assembly'19824,108,008'Quick connect multiple fluid/electrical transducer apparatus'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1990Patents assigned to UNITED TECHNOLOGIES CORP (3)· patent assignee history
1978–1990Based in Hampden, MA, US· patent location history
1982Patents assigned to SIGMA DEV CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
UNITED TECHNOLOGIES CORP31978–1990
SIGMA DEV CORP11982
Locations
LocationPatentsSpan
Hampden, Massachusetts, US41978–1990