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USPTO Patent Rankings Data through Dec 31, 2025
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Sajeev John — 5 Patents

UNUnknown: 4 patents #4,220 of 83,584Top 6%
RIRensselaer Polytechnic Institute: 1 patents #306 of 819Top 40%
Mississauga, CA: #694 of 3,799 inventorsTop 20%
Overall (All Time): #907,971 of 4,157,543Top 25%
5 Patents All Time
Sajeev John has been granted 5 US patents while listed as an inventor at Unknown. The first was granted in 2003 and the most recent in May 2023. Sajeev John ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Sajeev John in Mississauga, ON, CA.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
11658253 High absorption photovoltaic material and methods of making the same Ping KUANG, Shawn-Yu Lin, Anthony POST, Sergey Leonidovich EYDERMAN, Mei-Li Hsieh 2023-05-23
7333264 Photonic bandgap materials based on silicon Benjamin Chomski, Alan Ozin, Ceferino Lopez Fernandez, Francisco Javier Meseguer Rico 2008-02-19
6813064 Electro-actively tunable photonic bandgap materials Kurt F. Busch 2004-11-02
6717667 Optical food oil quality sensor Varghese Abraham, Puthenveetil John 2004-04-06
6589334 Photonic band gap materials based on spiral posts in a lattice Ovidiu Toader 2003-07-08