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

Ranjan Das — 5 Patents

RTX (Raytheon): 3 patents #3,886 of 15,912Top 25%
SASap Ag: 1 patents #1,847 of 3,812Top 50%
Hobe Sound, FL: #11 of 98 inventorsTop 15%
Florida: #10,953 of 67,251 inventorsTop 20%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Ranjan Das has been granted 5 US patents while listed as an inventor at RTX (Raytheon). The first was granted in 1990 and the most recent in December 2025. Ranjan Das ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Ranjan Das in Hobe Sound, FL, US.

Patents per Year

Patents granted per year, 1990 to 2011Bar chart with a peak of 1 patents in 1990.peak 11990: 1 patents19901993: 1 patents19931997: 1 patents19972011: 1 patents2011

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
12505491 Electronic communication platform and application Annu NAVANI, Raj NAVANI 2025-12-23
7958186 Restructuring integration system Nir Kol, Sven Schwerin-Wenzel, Eric Wood, Shai Agassi, Dennis Moore 2011-06-07 $2,679,000
5653581 Case-tied joint for compressor stators William E. Dixon, John A. Visoskis, James J. Delaporte 1997-08-05 $43,791,000
5190439 Variable vane non-linear schedule for a gas turbine engine 1993-03-02 $3,613,000
4925364 Adjustable spacer 1990-05-15 $4,262,000