Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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David C. Madsen — 13 Patents

Google: 4 patents #6,467 of 22,993Top 30%
CNClintec Nutrition: 3 patents #5 of 73Top 7%
BIBaxter International: 2 patents #873 of 2,334Top 40%
EAEaton-Kenway: 2 patents #9 of 25Top 40%
BLBaxter Travenol Laboratories: 1 patents #231 of 589Top 40%
Libertyville, IL: #121 of 868 inventorsTop 15%
Illinois: #6,713 of 84,256 inventorsTop 8%
Overall (All Time): #362,438 of 4,157,543Top 9%
13 Patents All Time
David C. Madsen has been granted 13 US patents while listed as an inventor at Google. The first was granted in 1982 and the most recent in December 1998. David C. Madsen ranks #362,438 of 4,157,543 US inventors in our database (top 8.7%). Patent records list David C. Madsen in Libertyville, IL, US.

Patents per Year

Patents granted per year, 1982 to 1998Bar chart with a peak of 3 patents in 1990.peak 31982: 1 patents19821988: 1 patents19881990: 3 patents19901992: 1 patents19921993: 1 patents19931995: 2 patents19951997: 1 patents19971998: 3 patents1998

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5853377 System and method for monitoring and analyzing dynamic nutritional status in patients with chronic disease Chris Kruzel, Susan Trimbo, Theresa Voss, Kathryn Hennessy, Carol Siegel +1 more 1998-12-29
5747459 Method for insuring adequate intracellular glutathione in tissue W. Bruce Rowe, David A. Mark 1998-05-05
5728678 Method and composition for providing nutrition to a renal failure patient Susan Trimbo, Diana Twyman, Shen-Youn Chang, Hugh N. Tucker 1998-03-17
5670157 Method for reducing and controlling immunoglobulin concentrations Susan Trimbo, W. Bruce Rowe 1997-09-23
5389657 Method for treating infertility 1995-02-14
5378722 Nutritional compositions for management of nitrogen metabolism David A. Mark 1995-01-03
5189016 Nutrient compositions containing peptides and method for administering the same W. Bruce Rowe 1993-02-23
5095027 Method for treating reperfusion injury employing L-2-oxothiazolidine-4-carboxylic acid Dennis I. Goldberg, W. Bruce Rowe 1992-03-10
4920098 Nutritional support or therapy for individuals at risk or under treatment for atherosclerotic vascular, cardiovascular, and/or thrombotic diseases Richard Cotter, Robert C. Johnson, Michael D. Ward, Anthony J. Valicenti, Michael P. Menard +1 more 1990-04-24 $8,590,000
4902948 Guide wire communication system and method Leigh E. Sherman, Gary L. Whatcott, Richard M. Dicks 1990-02-20 $3,403,000
4898879 Nurtitional composition for management of hepatic failure Hugh N. Tucker 1990-02-06 $5,248,000
4791570 Guide wire communication system and method Leigh E. Sherman, Gary L. Whatcott, Richard M. Dicks 1988-12-13 $1,098,000
4357343 Nutritional composition for management of renal failure Hugh N. Tucker 1982-11-02 $5,549,000