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Inventor

Charles A. Stochl

Inventor
Cumberland, RI, US

Overview

1→
Patents
1994
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 1 as inventor

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

F04Bprimary
F04BPositive-displacement machines for liquids50%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests50%
PatentTitleYear
5,301,511'Cryopump and cryopanel having frost concentrating device'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994Patents assigned to HELIX TECH CORP (1)· patent assignee history
1994Based in Cumberland, RI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
HELIX TECH CORP11994
Locations
LocationPatentsSpan
Cumberland, RI, US11994