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Inventor

Donald K. Ross

Inventor
Eastlake, OH, US

Overview

5→
Patents
1978–2000
Patent span
Mechanical engineering
Primary field (CPC F)

Patents· 5 as inventor

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

F16Jprimary
F16JPistons29%
F24SSolar heat collectors14%
F41JTargets14%
G08BSignalling systems, e.g. personal calling systems14%
H04NPictorial communication, e.g. television14%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution14%
PatentTitleYear
6,154,133'Exit guard system'20004,852,888'Electrically scoring dart board'19894,616,836'Reverse lip positive venting seal'19864,556,225'Reverse lip positive venting seal'19854,111,186'Flat plate solar collector'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1978–1989Patents assigned to ROSS DONALD K (2)· patent assignee history
1978Patents assigned to WRIGHT JR WALLACE A (1)· patent assignee history
1978Based in St. Louis, MO, US· patent location history
1985–1986Patents assigned to CHICAGO RAWHIDE MFG CO (2)· patent assignee history
1985–1989Based in Eastlake, OH, US· patent location history
1989Patents assigned to LUTTERMOSER DONALD L (1)· patent assignee history
2000Patents assigned to ROSS & BARUZZINI INC (1)· patent assignee history
2000Based in Olivette, MO, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
CHICAGO RAWHIDE MFG CO21985–1986
ROSS DONALD Kself21978–1989
LUTTERMOSER DONALD L11989
ROSS & BARUZZINI INC12000
WRIGHT JR WALLACE A11978
Locations
LocationPatentsSpan
Eastlake, OH, US31985–1989
Olivette, MO, US12000
St. Louis, MO, US11978