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

Darrell Greenland — 17 Patents

UNUnknown: 3 patents #7,366 of 83,584Top 9%
Santa Monica, CA: #268 of 3,628 inventorsTop 8%
California: #35,467 of 386,348 inventorsTop 10%
Overall (All Time): #263,971 of 4,157,543Top 7%
17 Patents All Time
Darrell Greenland has been granted 17 US patents while listed as an inventor at Unknown. The first was granted in 1989 and the most recent in January 2012. Darrell Greenland ranks #263,971 of 4,157,543 US inventors in our database (top 6.3%). Patent records list Darrell Greenland in Santa Monica, CA, US.

Patents per Year

Patents granted per year, 1989 to 2012Bar chart with a peak of 2 patents in 1997.peak 21989: 1 patents19891991: 1 patents1995: 1 patents19951996: 1 patents1997: 2 patents19971998: 1 patents2000: 2 patents20002001: 2 patents2002: 2 patents20022005: 1 patents2006: 2 patents20062012: 1 patents2012

Issued Patents All Time

Showing 1–17 of 17 patents

Patent #TitleCo-InventorsDate
D652279 Chisel head tile nipper 2012-01-17
7112162 Exercise machine 2006-09-26
7094185 Versatile exercise machine 2006-08-22
6905446 Exercise device 2005-06-14
6460533 About vertically orientated saw 2002-10-08
D458282 About vertically orientated saw 2002-06-04
6276990 Tile saw having improved rollers 2001-08-21
6199694 Paint brush protection sheath David Albert Van Diest 2001-03-13
6119676 Saw having movable table and saw blade 2000-09-19
6080041 Compact motorized table saw 2000-06-27
5738039 Portable pet bowl Paul Berman, John H. Woods 1998-04-14
5649964 Vibrating teething ring device Paul Berman, Cheryl Mansell 1997-07-22
5603339 Rotating comb device Sharon Brazeal, Paul Berman 1997-02-18
5570817 Palm held pepper sprayer John Anderson, Paul Berman 1996-11-05
5390852 Portable misting device having a rottable spray arm Helen E. Schuenemann, Mark O. McSpadden, Paul Berman, Kenneth A. Tarlow 1995-02-21
D315521 Level device 1991-03-19
4843724 Spirit level 1989-07-04