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Inventor

Donald C. Williams

Inventor
Traverse City, MI, US

Overview

1→
Patents
1999
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.

F25Bprimary
F25BRefrigeration machines, plants or systems50%
Y02PClimate change mitigation technologies in the production or processing of goods50%
PatentTitleYear
5,946,925'Self-contained refrigeration system and a method of high temperature operation thereof'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999Based in Traverse City, MI, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Locations
LocationPatentsSpan
Traverse City, MI, US11999