| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 8 | |
| #2 | EPO (European Patent Office) | 2 | |
| #3 | Republic of Korea | 1 | |
| #4 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Machines | |
| #2 | Packaging and shipping | |
| #3 | Machine tools | |
| #4 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Working stone | |
| #2 | Unspecified technologies | |
| #3 | Nails | |
| #4 | Tools for connecting or disengaging | |
| #5 | Cranes |
| # | Name | Total Patents |
|---|---|---|
| #1 | Ishii Akinori | 7 |
| #2 | Akinori Ishii | 2 |
| #3 | Ishii Riichi | 2 |
| #4 | Shimizu Hideaki | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2007223148A | Tile cutter | |
| JP2007223149A | Tile cutter | |
| JP2005041179A | Tile cutter | |
| JP2004082255A | Sucker | |
| JP2002331516A | Rotary blade for tile cutter | |
| JP2001322117A | Wall material cutter made of ceramics | |
| JPH11239913A | Ruler for circular saw | |
| KR0143764B1 | Tile cutter | |
| EP0501053A1 | Tile cutter | |
| JPS6125807A | Tile cutter |