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Latest external collaboration on country level. Dive into details by clicking on the dots.

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Dive into the research topics where Robert L. Donaldson is active.

Publication


Featured researches published by Robert L. Donaldson.


Archive | 1986

Combined finger touch and stylus detection system for use on the viewing surface of a visual display device

Evon C. Greanias; C. Richard Guarnieri; John J. Seeland; Guy F. Verrier; Robert L. Donaldson


Archive | 1988

Remotely sensed personal stylus

Evon C. Greanias; Robert L. Donaldson


Archive | 1990

Stylus sensing system

Evon C. Greanias; Frank L. Stein; Robert L. Donaldson; Michael S. Gray


Archive | 1993

Touch overlay for improved touch sensitivity

Evon C. Greanias; Guy F. Verrier; Robert L. Donaldson


Archive | 1992

Paperless parcel tracking system

David Joseph Brigida; Marvin K. Brown; Francis Fado; Victor S. Moore; Thomas Kent Pate; James J. Tout; Patrick F. Camilleri; Robert L. Donaldson; Michael N. Gray


Archive | 1990

Flat touch screen workpad for a data processing system

Gordon Wayne Arbeitman; Frank L. Stein; Alan Richard Tannenbaum; Robert L. Donaldson


Archive | 1992

Architecture for communication of remote devices to a digitizing display

Guy F. Verrier; Frank L. Stein; Robert L. Donaldson


Archive | 1987

Combined finger touch and stylus detection system for a display device

Evon C. Greanias; C. Richard Guarnieri; John J. Seeland; Guy F. Verrier; Robert L. Donaldson


Archive | 1994

Voice communication features in an untethered personal stylus for a digitizing display

Frank L. Stein; Guy F. Verrier; Robert L. Donaldson; Karl David Schubert


Archive | 1994

Digitizing stylus having capacitive pressure and contact sensing capabilities

Francis Fado; Tin-Lup Wong; Guy F. Verrier; Robert L. Donaldson; Paul D. Kowalewski

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