Inventor · disambiguated record
Cal Couillard
Also filed as: COUILLARD CAL · COUILLARD CAL L
9 granted patents·128 citations·filing 1994–2024
89Inventor score
Files withHUNT HOLDINGS INC4COMPONEX CORP1COUILLARD CAL1COUILLARD SOLAR FOUND INC1ENGINEERED METALS CORP1
Top patents by PatentIndex Score
9 records- 0170US6113059ADead shaft idlerENGINEERED METALS CORP·Filed 1997·Granted Sep 5, 2000·29 cites·22 claims
- 0267US5639339ALaminating machineSEAL PRODUCTS INC·Filed 1994·Granted Jun 17, 1997·37 cites·6 claims
- 0366US8770849B2Pivoting ball bearing systemCOUILLARD CAL·Filed 2012·Granted Jul 8, 2014·3 cites·20 claims
- 0465US5985088AMethod and apparatus for an improved roller system for calender machinesHUNT HOLDINGS INC·Filed 1998·Granted Nov 16, 1999·18 cites·17 claims
- 0556US5810967AMethod and apparatus for an improved roller system for calender machinesHUNT HOLDINGS INC·Filed 1997·Granted Sep 22, 1998·16 cites·10 claims
- 0654US6685076B2Roller for nipped applications and method of making rollerCOMPONEX CORP·Filed 2002·Granted Feb 3, 2004·6 cites·3 claims
- 0750US12278594B1Solar panel support structureCOUILLARD SOLAR FOUND INC·Filed 2024·Granted Apr 15, 2025·0 cites·13 claims
- 0847USRE36198EMethod and apparatus for an improved roller system for calender machinesHUNT HOLDINGS INC·Filed 1998·Granted Apr 27, 1999·11 cites·17 claims
- 0941US5643391AMethod and apparatus for an improved roller system for calendar machinesHUNT HOLDINGS INC·Filed 1995·Granted Jul 1, 1997·8 cites·16 claims
Join the waitlist — get patent alerts
Get an alert when Cal Couillard files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →