Inventor
GRUETZMACHER RICHARD J
13 patents
⚠️ This page may combine multiple inventors who share the name “GRUETZMACHER RICHARD J”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JOHNSON LEVEL & TOOL MFG
7 patentsUS5207004AMay 4, 1993
Post level
JOHNSON LEVEL & TOOL MFG62 citations95
US6026581AFeb 22, 2000
Pocket level with optional magnet
JOHNSON LEVEL & TOOL MFG43 citations92
USD469370SJan 28, 2003
Torpedo level
JOHNSON LEVEL & TOOL MFG39 citations88
US6243957B1Jun 12, 2001
Insert molding of a liquid-containing member, such as a level vial, and an article of manufacture formed thereby
JOHNSON LEVEL & TOOL MFG22 citations86
USD505260SMay 24, 2005
Case for an elongated article such as a level
JOHNSON LEVEL & TOOL MFG8 citations73
US5937371AAug 10, 1999
Inclinometer with dual scales and parallel gauging surfaces
JOHNSON LEVEL & TOOL MFG15 citations73
US7172067B2Feb 6, 2007
Level case with positioning indentations
JOHNSON LEVEL & TOOL MFG8 citations67
JOHNSON LEVEL & TOOL MFG CO INC
4 patentsUSD385807SNov 4, 1997
Pocket level
JOHNSON LEVEL & TOOL MFG CO INC7 citations73
USD389756SJan 27, 1998
Inclinometer
JOHNSON LEVEL & TOOL MFG CO INC4 citations62
USD332058SDec 29, 1992
Post level
JOHNSON LEVEL & TOOL MFG CO INC5 citations62
USD389755SJan 27, 1998
Inclinometer
JOHNSON LEVEL & TOOL MFG CO INC1 citations51