Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Raja Rajan — 4 Patents

ZTZero E Technologies: 4 patents #8 of 16Top 50%
Bensalem, PA: #75 of 319 inventorsTop 25%
Pennsylvania: #19,360 of 74,527 inventorsTop 30%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Raja Rajan has been granted 4 US patents while listed as an inventor at Zero E Technologies. The first was granted in 2007 and the most recent in July 2015. Raja Rajan ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Raja Rajan in Bensalem, PA, US.

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9090483 Water filtering and dispensing system and system for filtering, storing, delivering, and testing water Rajan G. Rajan, Mathu Rajan, Ken Williams 2015-07-28
9067805 Water filtering and dispensing system and system for filtering, storing, delivering, and testing water Rajan G. Rajan, Mathu Rajan, Ken Williams 2015-06-30
D620304 Water filtering and dispensing system Rajan G. Rajan, Mathu Rajan, Ken Williams 2010-07-27
7276161 Water treatment apparatus Mathu Rajan 2007-10-02