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

Utkan Salman — 67 Patents

PLPeerless Lighting: 30 patents #2 of 9Top 25%
ABAcuity Brands: 28 patents #2 of 148Top 2%
NENsi Enterprises: 7 patents #3 of 58Top 6%
Oakland, CA: #30 of 4,380 inventorsTop 1%
California: #4,843 of 386,348 inventorsTop 2%
Overall (All Time): #31,718 of 4,157,543Top 1%
67 Patents All Time
Utkan Salman has been granted 67 US patents while listed as an inventor at Peerless Lighting. The first was granted in 1990 and the most recent in December 2010. Utkan Salman ranks #31,718 of 4,157,543 US inventors in our database (top 0.76%). Patent records list Utkan Salman in Oakland, CA, US.

Patents per Year

Patents granted per year, 1990 to 2010Bar chart with a peak of 11 patents in 1999.peak 111990: 2 patents19901991: 1 patents1992: 1 patents19921993: 1 patents1994: 7 patents19941995: 5 patents1997: 1 patents19971998: 3 patents1999: 11 patents19992000: 6 patents2001: 1 patents20012002: 1 patents2003: 7 patents20032004: 7 patents2005: 5 patents20052007: 1 patents2008: 3 patents20082009: 3 patents2010: 1 patents2010

Issued Patents All Time

Showing 1–25 of 67 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7845821 Flourescent lighting fixture module for indirect lighting of interior spaces, and method Douglas J. Herst, Peter Y. Y. Ngai, Michael Trung Tran 2010-12-07 $3,454,000
D606238 Light fixture 2009-12-15
D605338 Lighting fixture 2009-12-01
D586032 Portion of a lighting fixture 2009-02-03
D583986 Lighting fixture end portion 2008-12-30
D574550 Portion of a lighting fixture 2008-08-05
D561926 Lighting fixture 2008-02-12
D543310 Lighting fixture hanger Douglas J. Herst 2007-05-22
6951407 Edge connectable lighting fixture assembly and method Douglas J. Herst, Michael Trung Tran 2005-10-04 $7,793,000
D508753 Lighting fixture hanger Douglas J. Herst 2005-08-23
D503009 Lighting fixture hanger 2005-03-15
D500882 Portion of a luminous housing for a lighting fixture Douglas J. Herst 2005-01-11
D500883 Portion of a luminous housing for a lighting fixture Douglas J. Herst 2005-01-11
D498016 Portion of a combined lighting fixture and hanger Douglas J. Herst 2004-11-02
D497024 Lighting fixture Douglas J. Herst, Michael Trung Tran 2004-10-05
D496745 Portion of a combined lighting fixture and hanger Douglas J. Herst 2004-09-28
D496746 Lighting fixture Douglas J. Herst 2004-09-28
D496748 Lighting fixture Douglas J. Herst, Michael Trung Tran 2004-09-28
D496747 Lighting fixture Douglas J. Herst 2004-09-28
6769785 Edge connectable lighting fixture assembly Douglas J. Herst, Michael Trung Tran 2004-08-03 $7,069,000
D477105 Lighting fixture assembly Douglas J. Herst 2003-07-08
D476771 Lighting fixture assembly connector arm Douglas J. Herst 2003-07-01
D473007 Lighting fixture housing edge Douglas J. Herst 2003-04-08
D472668 Lighting fixture housing Douglas J. Herst 2003-04-01
D472667 Lighting fixture housing Douglas J. Herst 2003-04-01