| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 6 | |
| #2 | Australia | 1 | |
| #3 | China | 1 | |
| #4 | EPO (European Patent Office) | 1 | |
| #5 | Republic of Korea | 1 | |
| #6 | WIPO (World Intellectual Property Organization) | 1 |
| # | Industry | |
|---|---|---|
| #1 | Transport | |
| #2 | Civil engineering | |
| #3 | Electrical machinery and energy |
| # | Technology | |
|---|---|---|
| #1 | Ships | |
| #2 | Indexing scheme relating to hinges | |
| #3 | Electric motor controls | |
| #4 | Wing fittings |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sekiguchi Goichi | 3 |
| #2 | Ishinabe Syuuichi | 3 |
| #3 | Ishinabe Shuichi | 3 |
| #4 | Fuziki Masaki | 3 |
| #5 | Yamanaka Hiroshi | 3 |
| #6 | Hirata Masaru | 3 |
| #7 | Ogata Tsutomu | 1 |
| #8 | Hoshino Yukiharu | 1 |
| #9 | Masaru Hirata | 1 |
| #10 | Nakayama Takuya | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2005343429A | Hatch cover opening and closing device | |
| JP2005344472A | Hatch cover operating apparatus | |
| JP2004142509A | Reinforcing method of hatch cover and reinforcing structure | |
| JP2003314694A | Watertight fire-preventing seal device | |
| JP2003306193A | Hatch cover opening/closing device | |
| WO9930961A1 | Cover or deck structure for marine vessel | |
| JP2000142564A | Loader/unloader of ship |