Assignee
SHIVVERS INC
US12 patents
Top patents by PatentIndex Score
US5816035AOct 6, 1998
Mower deck mounting system
SHIVVERS INC98 citations94
US5131483AJul 21, 1992
Single lever control
SHIVVERS INC108 citations94
US4750273AJun 14, 1988
Computer controlled grain drying
SHIVVERS INC70 citations94
US4599809AJul 15, 1986
Grain dryer system
SHIVVERS INC74 citations94
US5279376AJan 18, 1994
Force neutralizing mechanism for a single lever control
SHIVVERS INC52 citations93
US4845949AJul 11, 1989
Parking brake for integrated transmission
SHIVVERS INC58 citations93
US5778648AJul 14, 1998
Lawn mower clipping collection system
SHIVVERS INC49 citations91
US4896506AJan 30, 1990
Transmission with integrated gear reduction
SHIVVERS INC41 citations89
US4843817AJul 4, 1989
Integrated hydraulic transmission
SHIVVERS INC47 citations89
US5784867AJul 28, 1998
Variable force traction enhance systems
SHIVVERS INC13 citations71
US5669841ASep 23, 1997
Twisted belt tensioner
SHIVVERS INC17 citations70
US6923389B2Aug 2, 2005
Uniform grain spreader
SHIVVERS INC11 citations68