Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Karim Zahedi — 10 Patents

EFEfb: 7 patents #1 of 4Top 25%
Brookline, MA: #446 of 3,196 inventorsTop 15%
Massachusetts: #12,897 of 88,656 inventorsTop 15%
Overall (All Time): #481,000 of 4,157,543Top 15%
10 Patents All Time
Karim Zahedi has been granted 10 US patents while listed as an inventor at Efb. The first was granted in 1981 and the most recent in December 2021. Karim Zahedi ranks #481,000 of 4,157,543 US inventors in our database (top 11.6%). Patent records list Karim Zahedi in Brookline, MA, US.

Patents per Year

Patents granted per year, 1981 to 2021Bar chart with a peak of 2 patents in 1985.peak 21981: 1 patents19811983: 1 patents19831985: 2 patents19851987: 1 patents19872005: 1 patents20052008: 1 patents20082014: 1 patents20142015: 1 patents20152021: 1 patents2021

Issued Patents All Time

Showing 1–10 of 10 patents

Patent #TitleCo-InventorsDate
11191343 Source capture apparatus for manicure tables Arya J. Zahedi 2021-12-07
9040008 Method for removal of particles and VOC from an airstream 2015-05-26
8889079 Apparatus for removal of particles and VOC from an airstream 2014-11-18
7318288 Apparatus and method using an electrified filter bed for removal of pollutants from a flue gas stream Arya J. Zahedi 2008-01-15
6974494 Apparatus and method using an electrified filter bed for removal of pollutants from a flue gas stream 2005-12-13
4668489 Method for treating gas streams Jeffrey C. Alexander 1987-05-26
4542000 Method for treating gas streams Jeffery C. Alexander 1985-09-17
4505723 Filter apparatus Jeffrey C. Alexander, Peter B. Zieve 1985-03-19
4374652 Filter apparatus and method for collecting fly ash and fine dust Jeffrey C. Alexander 1983-02-22
4308036 Filter apparatus and method for collecting fly ash and fine dust Jeffrey C. Alexander 1981-12-29