Inventor
NUMA NAOKI
JP4 patents
Patents
4 patentsUS6942300B2Sep 13, 2005
Structure for mounting a net member to a frame for a seat or backrest of a chair
OKAMURA CORP192 citations98
US7097249B2Aug 29, 2006
Tilting mechanism for a chair and chair having the same
OKAMURA CORP78 citations97
US7243993B2Jul 17, 2007
Tilting mechanism for a chair and a chair having the same
OKAMURA CORP42 citations95
US7246859B2Jul 24, 2007
Chair
OKAMURA CORP31 citations92