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

Giancarlo Piretti — 104 Patents

PSPro-Cord S.P.A.: 56 patents #1 of 6Top 20%
PSPro-Cord S.R.L.: 17 patents #1 of 1Top 100%
DBDesital Holland B.V.: 5 patents #1 of 1Top 100%
GPGraber Products: 3 patents #5 of 35Top 15%
KIKrueger International: 1 patents #55 of 90Top 65%
BSB&B Italia S.P.A.: 1 patents #8 of 12Top 70%
Bologna, IT: #2 of 1,857 inventorsTop 1%
Overall (All Time): #13,407 of 4,157,543Top 1%
104 Patents All Time
Giancarlo Piretti has been granted 104 US patents while listed as an inventor at Pro-Cord S.P.A.. The first was granted in 1982 and the most recent in February 2025. Giancarlo Piretti ranks #13,407 of 4,157,543 US inventors in our database (top 0.32%). Patent records list Giancarlo Piretti in Bologna, IT.

Patents per Year

Patents granted per year, 1990 to 2025Bar chart with a peak of 9 patents in 2011.peak 91990: 6 patents19901992: 8 patents1993: 1 patents1995: 1 patents19951996: 3 patents1997: 1 patents1998: 3 patents19981999: 3 patents2000: 3 patents2002: 6 patents20022003: 7 patents2004: 2 patents2005: 3 patents20052006: 4 patents2007: 2 patents2008: 1 patents20082009: 3 patents2010: 5 patents2011: 9 patents20112012: 2 patents2013: 5 patents2014: 1 patents20142015: 2 patents2016: 4 patents2017: 1 patents20172018: 3 patents2019: 1 patents2021: 1 patents20212024: 1 patents2025: 1 patents2025

Issued Patents All Time

Showing 1–25 of 104 patents

Patent #TitleCo-InventorsDate
12226029 Chair with a tilting backrest 2025-02-18
11857084 Chair with pivoting seat and backrest 2024-01-02
11197552 Flexible backrest for a folding chair, and folding chair comprising this backrest 2021-12-14
10470575 Folding chair 2019-11-12
10064491 Folding chair 2018-09-04
9913537 Folding chair 2018-03-13
RE46717 Chair with a pivoting backrest 2018-02-20
9826838 Chair with elastically-deformable seat and/or backrest 2017-11-28
9462892 Chair with a tilting backrest 2016-10-11
D764849 Chair 2016-08-30
D761606 Two-color chair 2016-07-19
D760525 Chair 2016-07-05
D742154 Chair 2015-11-03
8998321 Chair with a pivoting backrest 2015-04-07
8894150 Chair with tilting backrest 2014-11-25
D694033 Folding chair 2013-11-26
D693587 Folding chair 2013-11-19
8540315 Nestable chair with seat rotation and stop arrangement 2013-09-24
D673395 Chair 2013-01-01
D673396 Chair 2013-01-01
D672581 Chair 2012-12-18
8282166 Chair with tiltable backrest 2012-10-09
D650616 Nesting chair 2011-12-20
D648968 Chair Patrick W. Fricke, Karl Koehler 2011-11-22
D643653 Chair 2011-08-23