Inventor · disambiguated record
Charles A. Webster
Also filed as: WEBSTER CHARLES · WEBSTER CHARLES A
11 granted patents·342 citations·filing 1984–2017
92Inventor score
Files withAMERICAN NATIONAL CAN CO3OWENS ILLINOIS CLOSURE INC3LANDIS PLASTICS INC1MCCORMICK & CO INC1PORTOLA PACKAGING INC1
Top patents by PatentIndex Score
11 records- 0190US6296130B1Anti back off screw on closureWEATHERCHEM CORP·Filed 2000·Granted Oct 2, 2001·70 cites·16 claims
- 0286US7909188B2Composite lined closurePORTOLA PACKAGING INC·Filed 2005·Granted Mar 22, 2011·10 cites·14 claims
- 0382US10441101B2Three door lid and container utilizing the sameMCCORMICK & CO INC·Filed 2017·Granted Oct 15, 2019·4 cites·19 claims
- 0482USD404303SSqueeze and turn child resistant closureOWENS ILLINOIS CLOSURE INC·Filed 1997·Granted Jan 19, 1999·27 cites·1 claims
- 0579US4878589ALinerless cap closureAMERICAN NATIONAL CAN CO·Filed 1988·Granted Nov 7, 1989·63 cites·6 claims
- 0677US6119883ATamper-indicating closure and method of manufactureOWENS ILLINOIS CLOSURE INC·Filed 1998·Granted Sep 19, 2000·57 cites·34 claims
- 0768US6253940B1Tamper-indicating closure and method of manufactureOWENS ILLINOIS CLOSURE INC·Filed 1999·Granted Jul 3, 2001·38 cites·16 claims
- 0863US4957211AVacuum-indicating closureAMERICAN NATIONAL CAN CO·Filed 1989·Granted Sep 18, 1990·34 cites·5 claims
- 0955US4881892AApparatus for making tamper-evident closuresAMERICAN NATIONAL CAN CO·Filed 1988·Granted Nov 21, 1989·18 cites·2 claims
- 1052US4599064AInjection molding apparatusLANDIS PLASTICS INC·Filed 1984·Granted Jul 8, 1986·13 cites·9 claims
- 1139US7150847B2Staged, sequentially separated injection moldWEST PHARM SERV INC·Filed 2002·Granted Dec 19, 2006·8 cites·21 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →