Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DS

David I. Scheer — 7 Patents

CHChai-Tech: 2 patents #3 of 4Top 75%
ALAlcide: 1 patents #11 of 13Top 85%
SISouthern Research Institute: 1 patents #135 of 244Top 60%
YCYeda Research And Development Co.: 1 patents #619 of 1,403Top 45%
Branford, CT: #74 of 367 inventorsTop 25%
Connecticut: #6,462 of 34,797 inventorsTop 20%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
David I. Scheer has been granted 7 US patents while listed as an inventor at Chai-Tech. The first was granted in 1989 and the most recent in June 2000. David I. Scheer ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list David I. Scheer in Branford, CT, US.

Patents per Year

Patents granted per year, 1989 to 2000Bar chart with a peak of 2 patents in 1999.peak 21989: 1 patents19891991: 1 patents19911992: 1 patents19921993: 1 patents19931999: 2 patents19992000: 1 patents2000

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6080746 Methods and compositions for the prophylaxis and treatment of cytomegalovirus infections 2000-06-27
6001840 Methods of treatment of viral infections using carbocyclic deoxyguanosine analogs John A. Montgomery, John A. Secrist, III, L. Lee Bennett, William B. Parker, Y. Fumer Shealy 1999-12-14
5912174 Stem cell and lymphocyte storage Bernard M. Babior 1999-06-15
5210096 Antiviral compositions and method for their use 1993-05-11
5106841 Antiviral compositions and method for their use 1992-04-21
5019402 Composition and procedure for disinfecting blood and blood components Robert D. Kross 1991-05-28 $180,000
4857514 Virus inactivation Arnold Lippa 1989-08-15