| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 17 |
| # | Industry | |
|---|---|---|
| #1 | Transport |
| # | Technology | |
|---|---|---|
| #1 | Vehicle seats | |
| #2 | Vehicle parts |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ishisako Tatsumasa | 14 |
| #2 | Ishisako Soma | 2 |
| #3 | So Ikurin | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2020179061A | Safety fence | |
| JP2020092781A | Safety fence | |
| JP2019030388A | Circle for infant | |
| JP2015168405A | step board with wheels | |
| JP2015161111A | Slope for gate | |
| JP2015104528A | Safety fence | |
| JP2014233335A | Merry-go-round support | |
| JP2014210446A | Child restraining device | |
| JP2014166262A | Infant's passing control fence | |
| JP2014031057A | Infant-restraining device | |
| JP2014014627A | Infant passage restriction fence | |
| JP2014015181A | Collapsible stroller | |
| JP2011111775A | Opening/closing gate | |
| JP2009056988A | Step board with wheel | |
| JP2008074142A | Step board with wheels | |
| JP2006137358A | Mounting device for stroller connection body | |
| JP2005220667A | Opening/closing door for pet |