| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 12 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Consumer goods |
| # | Technology | |
|---|---|---|
| #1 | Vehicle wheels | |
| #2 | Hand carried bags | |
| #3 | Cross-cutting vehicle technologies |
| # | Name | Total Patents |
|---|---|---|
| #1 | Tanaka Shinkichi | 12 |
| Publication | Filing date | Title |
|---|---|---|
| JP2013241170A | Caster | |
| JP2013248905A | Leaf spring for caster and caster using the same | |
| JP2012183846A | Caster locking mechanism | |
| JP2010188861A | Lock mechanism for caster and bag using the same | |
| JP2010042751A | Caster traveling wheel | |
| JP2009045247A | Handle | |
| JP2009035014A | Lock mechanism of caster | |
| JP2008284083A | Handle for bag | |
| JP2000316198A | Headphone | |
| JPH1118747A | Portable ashtray | |
| JPH10145885A | Headphone | |
| JPH09117309A | Fastener locking device |