Inventor
PERGLER CHARLES C
US6 patents
⚠️ This page may combine multiple inventors who share the name “PERGLER CHARLES C”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
STEELCASE INC
5 patentsUS4390206AJun 28, 1983
Synchrotilt chair control
STEELCASE INC98 citations96
US4375301AMar 1, 1983
Chair seat adjustment assembly
STEELCASE INC29 citations91
US4570895AFeb 18, 1986
Chair control tension adjustment assembly
STEELCASE INC10 citations72
US4183581AJan 15, 1980
Posture iron with safety stop
STEELCASE INC10 citations71
US4214726AJul 29, 1980
Chair control
STEELCASE INC18 citations70