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Richard B. Parker
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Portland, OR, US
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last 30 patents
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Patent Grant
Nutritional supplement for calving ruminant animals
Patent number
5,601,836
Issue date
Feb 11, 1997
Great Lakes Biochemical Company, Inc.
Richard B. Parker
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES
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Patent Grant
Preservation of feed
Patent number
4,983,406
Issue date
Jan 8, 1991
Wesman Foods, Inc.
James W. Ayres
A23 - FOODS OR FOODSTUFFS THEIR TREATMENT, NOT COVERED BY OTHER CLASSES