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Bruce C. Hempel
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Tivoli, NY, US
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last 30 patents
Information
Patent Grant
Context management in a graphics system
Patent number
5,430,841
Issue date
Jul 4, 1995
International Business Machines Corporation
David C. Tannenbaum
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Application exit for potentially pickable primitives in a graphics...
Patent number
5,027,291
Issue date
Jun 25, 1991
International Business Machines Corporation
Robert M. Callahan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Multistage clipping method
Patent number
5,012,433
Issue date
Apr 30, 1991
International Business Machines Corporation
Robert M. Callahan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Traversal method for a graphics display system
Patent number
4,870,599
Issue date
Sep 26, 1989
International Business Machines Corporation
Bruce C. Hempel
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Pipelined lighting model processing system for a graphics workstati...
Patent number
4,866,637
Issue date
Sep 12, 1989
International Business Machines Corporation
Jorge Gonzalez-Lopez
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Picking in a graphics system
Patent number
4,847,605
Issue date
Jul 11, 1989
International Business Machines Corporation
Robert M. Callahan
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Data transformation and clipping in a graphics display system
Patent number
4,821,209
Issue date
Apr 11, 1989
International Business Machines Corporation
Bruce C. Hempel
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method for controlling concatenation of transformation matrices in...
Patent number
4,805,117
Issue date
Feb 14, 1989
International Business Machines Corporation
Anthony M. Fiore
G06 - COMPUTING CALCULATING COUNTING