| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 18 |
| # | Industry | |
|---|---|---|
| #1 | Furniture and games | |
| #2 | Civil engineering |
| # | Technology | |
|---|---|---|
| #1 | Chairs and beds | |
| #2 | Swimming pools |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ogawa Tamotsu | 18 |
| #2 | Minowa Yuichi | 1 |
| #3 | Gocho Hiroshi | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2006311893A | Pillow | |
| JP2004065626A | Seat surface structure and chair using the same | |
| JP2004065625A | Straight sitting chair | |
| JP2003325581A | Side part support chair | |
| JP2002360378A | Perching stool | |
| JP2002000398A | Multifunctional cushion | |
| JP2001204584A | Footrest | |
| JP2001161480A | Reclining mechanism of legless chair or chair | |
| JP2001112581A | Deformable footboard | |
| JP2000060672A | Folding chair base structure and folding chair using it | |
| JP2000050998A | Backrest part structure | |
| JPH1033305A | Armrest structure | |
| JPH09215548A | Legless chair | |
| JPH08187137A | Chair | |
| JPH0852032A | Table | |
| JPH0747018A | Seat chair | |
| JPH05239872A | Framework for expansion partition | |
| JPH0452386A | Expansion house |