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Inventor

Wayne Harvey

Inventor
Houston, TX, US

Overview

3→
Patents
1991–2018
Patent span
Fixed constructions
Primary field (CPC E)

Patents· 3 as inventor

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

E21Bprimary
E21BEarth or rock drilling67%
F15BSystems acting by means of fluids in general33%
PatentTitleYear
9,945,401Failsafe system and method for reducing load in a hydraulic cylinder20189,580,988'Variable ram packer with strain reduction features'2017D0318820'Pendant or the like'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991Patents assigned to HARVEY WAYNE L (1)· patent assignee history
1991Based in Long Beach, CA, US· patent location history
2017–2018Patents assigned to HYDRIL USA DISTRIB LLC (2)· patent assignee history
2017–2018Based in Houston, TX, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HYDRIL USA DISTRIB LLC22017–2018
HARVEY WAYNE Lself11991
Locations
LocationPatentsSpan
Houston, Texas, US22017–2018
Long Beach, California, US11991