Linda M. Hirschy

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Portland, OR, US

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Patents Grantslast 30 patents

Information Patent Grant
Reactive ink compositions and systems
- Patent number 5,958,169
- Issue date Sep 28, 1999
- Tektronix, Inc.
- Donald R. Titterington
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reactive ink compositions and systems
- Patent number 5,645,888
- Issue date Jul 8, 1997
- Tektronix, Inc.
- Donald R. Titterington
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Reactive ink compositions and systems
- Patent number 5,380,769
- Issue date Jan 10, 1995
- Tektronix Inc.
- Donald R. Titterington
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
Information Patent Grant
Indirect printing process for applying selective phase change ink c...
- Patent number 5,372,852
- Issue date Dec 13, 1994
- Tektronix, Inc.
- Donald R. Titterington
- B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS