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Inventor

Ralph W. Makinen

Inventor
Erie, PA, US

Overview

2→
Patents
1987–1988
Patent span
Human necessities
Primary field (CPC A)

Patents· 2 as inventor

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

A01Nprimary
A01NPreservation of bodies of humans or animals or plants or parts thereof25%
A61LMethods or apparatus for sterilising materials or objects in general25%
C02FTreatment of water, waste water, sewage, or sludge25%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests25%
PatentTitleYear
4,744,951'Vaporization method to enhance sterilant penetration'19884,648,978'Process for the continuous preparation of sterile, depyrogenated solutions'1987

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1987–1988Patents assigned to AMERICAN STERILIZER CO (2)· patent assignee history
1987–1988Based in Erie, PA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
AMERICAN STERILIZER CO21987–1988
Locations
LocationPatentsSpan
Erie, Pennsylvania, US21987–1988