Inventor
WHITWAM RONALD L
10 patents
⚠️ This page may combine multiple inventors who share the name “WHITWAM RONALD L”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
STEELCASE INC
9 patentsUS4390206AJun 28, 1983
Synchrotilt chair control
STEELCASE INC98 citations96
US4519651AMay 28, 1985
Convertible inner shell for seating and the like
STEELCASE INC30 citations91
USD268551SApr 12, 1983
Combined table and seating unit
STEELCASE INC18 citations81
US3964789AJun 22, 1976
Chair
STEELCASE INC24 citations78
USD268552SApr 12, 1983
Combined table and seating unit
STEELCASE INC7 citations73
USD266038SSep 7, 1982
Seat
STEELCASE INC7 citations73
US4265483AMay 5, 1981
Modular seating arrangement
STEELCASE INC18 citations73
US4570895AFeb 18, 1986
Chair control tension adjustment assembly
STEELCASE INC10 citations72
USD265955SAug 31, 1982
Seat
STEELCASE INC5 citations62