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Inventor

Daniel E. Schaaf

Inventor
Michigan City, IN, US

Overview

4→
Patents
1997–2010
Patent span
Physics
Primary field (CPC G)

Patents· 4 as inventor

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

G06Fprimary
G06FElectric digital data processing29%
H05BElectric heating29%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications29%
G09GArrangements or circuits for control of indicating devices using static means to present variable information14%
PatentTitleYear
7,836,461'Computer interface system using multiple independent hardware and virtual human-computer input devices and related enabling subroutines'20107,802,265'Computer interface system using multiple independent graphical data input devices'20105,747,937'Two-level security lighting system'19985,598,066'Two-level security lighting system'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997Patents assigned to HEATH CO (1)· patent assignee history
1997–2010Based in Michigan City, IN, US· patent location history
1998Patents assigned to HEATH COMPANY INC (1)· patent assignee history
2010Patents assigned to IMI INNOVATIONS INC (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
IMI INNOVATIONS INC22010
HEATH CO11997
HEATH COMPANY INC11998
Locations
LocationPatentsSpan
Michigan City, IN, US41997–2010