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

Grant Ehrlich — 4 Patents

YPYardney Technical Products: 4 patents #1 of 15Top 7%
Westerly, RI: #29 of 131 inventorsTop 25%
Rhode Island: #1,523 of 6,211 inventorsTop 25%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Grant Ehrlich has been granted 4 US patents while listed as an inventor at Yardney Technical Products. The first was granted in 2001 and the most recent in October 2004. Grant Ehrlich ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Grant Ehrlich in Westerly, RI, US.

Patents per Year

Patents granted per year, 2001 to 2004Bar chart with a peak of 2 patents in 2003.peak 22001: 1 patents20012003: 2 patents20032004: 1 patents2004

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
6808849 Negative electrode material for nonaqueous electrochemical cells 2004-10-26
6599664 Inorganic gel-polymer electrolyte 2003-07-29
6558850 Method of fabricating an electrolytic cell employing a solid polymer electrolyte 2003-05-06
6203949 Solid electrolyte for an electrochemical cell composed of an inorganic metal oxide network encapsulating a liquid electrolyte 2001-03-20