Inventor

DIRR MARK S

US4 patents

⚠️ This page may combine multiple inventors who share the name “DIRR MARK S”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KNIGHT PLASTICS INC

2 patents

US5989469ANov 23, 1999

Method for making a non-drip valve for an inverted container

KNIGHT PLASTICS INC28 citations87

US5931352AAug 3, 1999

Snap-fit non-drip valve and method for assembly thereof

KNIGHT PLASTICS INC26 citations87

GOLDSTEIN DANIEL E

1 patent

US8998031B2Apr 7, 2015

Waste container assembly

GOLDSTEIN DANIEL E18 citations86

STERICYCLE INC

1 patent

US9585719B2Mar 7, 2017

Waste container assembly

STERICYCLE INC7 citations81