Design patent of India - F12 Back -IND272995

D725951 S -D9-USA

(A1) Frame of Office chair-US D585 205.S- USA

D724880 S -T1-USA

303148769 S -T2 - China

(F8)(Lumbar of mesh back lumbar device)TWM448952- Taiwan

(A3,B3) Back frame of Office Chair - Taiwan

(F6)(Back frame of office chair) CN302185490 S -China

(A3) Back frame of Office Chair - Taiwan

(A3,A4,A5,A6,B1,B2,A6,A7) Armrest can be adjust to back device-M381331-Taiwan

(A3) Office Chair - NO.001709924-0001 - EU

(A3,A4,A6,B3,B4,B6,A6,A7) Office chair back of the lift adjusting device-China

(A1,A2,A3,A4,A5,B1,B2,A6,A7) Seat Depth (side) Device - 356449-Taiwan

Training chair -US D687642 S- USA

(F8)(Back frame of office chair ) CN302140626 S -(China)

(E4) Office chair frame - Taiwan

(D7) (back, seat frame and armrest of office chair) CN 302678131 S - China

(D1) Back frame of Office Chair - Taiwan

(A2) Frame of Office chair-No 000911730-0001- EU

(A1) Office Chair-1337037 - Japan

(A4) Back elasticity support device-M382067-Taiwan

(F8)(back frame of office chair) US D687660- USA

(A11)(office chair frame)_CN302016563-China

(A7, B7) Three-piece back frame of Office Chair - China

(A5,B1,B2) Seat backward control device-1615245-China

(A3,A4,A5,A6,B1,B2,A6,A7) Armrest can be adjust to back device-Japan

(All Chairs) (adjust structure of notebook shelf)_CN202407923-China

(All Chairs) (Chair combination structure of the support mesh and frame) TWM442773 Taiwan

(A9)(frame of office chair) TWD150755 -Taiwan

(A1) Office Chair-4004248 - UK

(A3) Back of lift adjustment device-M381330-Taiwan

(A1,A2,A3,A4,A5,B1,B2,A6,A7) Seat Depth (side) Device -1318271-China

(All chairs) Back head of fixed structure-China

(TWM446564) STABLE STRUCTURE OF THE LIFITING DEVICE FOR ARMREST (A & B & F) Taiwan

303148768 S -T1 - China

(F8)(office chair frame)_002098988-0001-(歐盟)

(D4, E4) Back frame of Office Chair - China

(A9)(office chair frame)_CN302016562-China

(A2) Office chair Surface design-1024641-China

(A1) Office Chair-4 07 04 442.6 - Germany

(All chairs Except A4 B4) Office chair headrest assembly structure-China

D167399 -T1- Taiwan

(Adjustable structure of notebook shelf)JPD1463796- Japan

(F2/F4) Wheel of of Office Chair - China

(A8) chair back-EU001890815 - EU

(A1) Frame of Office chair-D127204- Taiwan

(A1,A2,A3,A4,A5,B1,B2,A6,A7) Office chair function control for adjustment back height, seat slide, back title -1323575-China

(E4) Office chair frame - China

(D5/D6) (back frame of office chair) CN 302501824 S - China

(A8) chair back-1788253 - China

(All Chairs) chair with footrest device ) CN202425998U-China

(D8) (back of office chair) CN 302692168 - China

(A8) -chair Back-D146341- Taiwan

(A1) Office chair frame-D127202-Taiwan

(A1,A2,A3,A4,A6,A7) Backrest flexible tilt adjustment device - US 7.467.826, B1-USA

(A8)-office chair headrest assembly structure-M426344-Taiwan

D7 (back support of office chair) CN 302678131 S - China

(D2, E2, F2) Back frame of Office Chair - China

(D2) Back frame of Office Chair - Taiwan

(A7) Back frame of Office Chair - USA

(A7) Office_Chair-NO.001751033-0001 - EU

(A3) Back of lift adjustment device-1611780-China

(A7 / B7) Three-piece back frame of Office Chair - Taiwan

(A7) Back of office chair-1412170 - Japan

(A1) Office Chair-US D568 624.s-USA

(A4) Back elasticity support device-1612056-China

(A2) LUMBAR ADJUSTMENT DEVICE-1359052-China

(A1,A2,A3,A4,A6,A7) Backrest flexible tilt adjustment device-1105484-China

(All Chairs) (chair with notebook shelf device )CN202489574 U China

D167400 -T2- Taiwan

(F10) (Back frame of office chair) CN 302765864 S- China

(A7) Back of Office Chair-137970-M393242 - Taiwan

(A1) Office Chair-885656-China

(A & B series) Notebook Shelf-CN301957109S - China

(JOINTS structure of notebook shelf)CN202790068- China

(A2) Office Chair-NO.000911730-0001- EU

(A8,A9)-BACK & SEAT MOVE SYNCHRONOUSLY DEVICE-M429421-Taiwan

(F1, F2, F4) Wheel of of Office Chair - China

(D1, E1, F1) Back frame of Office Chair - China

(A6, B6) Back frame of Office Chair - China

(A1) Chair Back Frame-US D596884.S -USA

( A & B series)-Footrest Device-M429423-Taiwan

(US8272691) BACKREST LIFT OF WAIST ELASTICITY DEVICE (A4) USA

( A & B series)- Footrest Device -JPU3176037-Japan

D724878 S -D-USA

(A6) Back frame of Office Chair- Taiwan

(A6) Back frame of Office Chair - Taiwan

(B5) Back frame of office chair -NO. US D641,573S - USA

(A & B series) Notebook Shelf-001967175-0001 - EU

(B5) Back frame of office chair -NO. 137070 - Taiwan

(B5) Back frame of office chair -NO. 183304 -China

(A8,A9)-BACK & SEAT MOVE SYNCHRONOUSLY DEVICE-CN202211406U-China

(A4) Chair frame of Office Chair - USA

(A & B series) Footrest -CN301957108S-China

(All Chairs) (adjust structure of notebook shelf)_ M435217-Taiwan

(A4) Office Chair - NO.001709924-0002 - EU

(A3,B3) Back frame of Office Chair - USA

(A & B series) Footrest-001967175-0002-EU

(All Chairs) (chair with notebook shelf device )M438868-Taiwan

D724881 S -T2-USA

(All Chairs) (chair with footrest frame ) D149583 Taiwan

(All Chairs)(chair with footrest frame )JPD1454857 (Japan)

(USD674218) FOOTREST

(USD668481) DESIGN – A8 (USA)

(USD668257) NOTEBOOK SHELF (A & B & F) (USA)

(A5,B1,B2) Seat backward contorl device-M382060-Taiwan

(TWD151757) NOTEBOOK SHELF (A & B & F) (Taiwan)

(TWM446561) BINDING BETWEEN MESH FRAME AND BACK FRAME (A & B & F) Taiwan

(D、E、F) Armrest of the lift adjustment device-China

(A1-1,A3,A4,A6,A7) Armrest can be adjust to back device-1590749-China

( A8,A9 )- Resilient Leaning Position-Restoring Device for Height-Adjustable Chair Back CN202161000U-CHINA

(D、E、F) Armrest of the lift adjustment device-Taiwan

(All chair) Chair tool support of mesh & frame combination structure-(China)

(A5,B1,B2,B3,B4,B6) Take the position reclining chair with the control device-China

Chair - Taiwan

(D1,D3,E1,E3) Back head of fixed structure of Office Chair-Taiwan

(A4) With the chair lift back to the waist with elastic rely on device-China

(A8,A9) Resilient Leaning Position-Restoring Device for Height-Adjustable Chair Back-Taiwan

(A8) office chair headrest assembly structure_CN202198176U-CHINA

(A7) office chair lumbar support device-M393242-Taiwan

(A7,B5,B7,D1,D2,D3,E1,E2,E3) Fixed structure of the headrests-1851692-China

(A8,A9) Resilient Leaning Position-Restoring Device for Height-Adjustable Chair Back-Germany