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

Gordon D. Gruetzmacher — 8 Patents

Pfizer: 7 patents #741 of 5,153Top 15%
CUCultor: 1 patents #18 of 61Top 30%
Gales Ferry, CT: #19 of 101 inventorsTop 20%
Connecticut: #5,708 of 34,797 inventorsTop 20%
Overall (All Time): #600,572 of 4,157,543Top 15%
8 Patents All Time
Gordon D. Gruetzmacher has been granted 8 US patents while listed as an inventor at Pfizer. The first was granted in 1981 and the most recent in November 1997. Gordon D. Gruetzmacher ranks #600,572 of 4,157,543 US inventors in our database (top 14.4%). Patent records list Gordon D. Gruetzmacher in Gales Ferry, CT, US.

Patents per Year

Patents granted per year, 1981 to 1997Bar chart with a peak of 2 patents in 1987.peak 21981: 1 patents19811986: 1 patents19861987: 2 patents19871988: 1 patents19881989: 1 patents19891995: 1 patents19951997: 1 patents1997

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
5683738 Low calorie fat substitute Jeffrey W. Raggon, Bishop Wlodecki 1997-11-04
5458910 Low calorie fat substitute Jeffrey W. Raggon, Bishop Wlodecki 1995-10-17 $68,332,000
4821802 Aqueous sulfomethylated melamine gel-forming compositions and methods of use Clifford N. Meltz, Ping CHANG 1989-04-18 $11,790,000
4772641 Aqueous sulfomethylated melamine gel-forming compositions Clifford N. Meltz, Ping CHANG 1988-09-20 $15,284,000
4708974 Enhanced hydrocarbon recovery by permeability modification with phenolic gels Ping CHANG, Clifford N. Meltz, Rocco A. Totino 1987-11-24 $13,793,000
4670564 Preparation of thieno-imidazole derivatives Robert A. Volkmann 1987-06-02 $29,242,000
4567048 Indigoid dyes 1986-01-28 $12,565,000
4251563 Compositions containing N-nitrosamine formation or oxidation inhibitors and the use thereof Leonard J. Czuba 1981-02-17 $22,234,000