| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 119 |
| # | Industry | |
|---|---|---|
| #1 | Civil engineering | |
| #2 | Textiles and paper |
| # | Technology | |
|---|---|---|
| #1 | Wing fittings | |
| #2 | Indexing scheme relating to hinges | |
| #3 | Locks | |
| #4 | Sewing |
| # | Name | Total Patents |
|---|---|---|
| #1 | Inaga Kengo | 31 |
| #2 | Nishi Yasuo | 21 |
| #3 | Fukuda Katsuyuki | 16 |
| #4 | Takebe Hiroaki | 10 |
| #5 | Nishi Naoichi | 9 |
| #6 | Nishi Saburo | 7 |
| #7 | Teratani Sakae | 6 |
| #8 | Nakamura Takatsugu | 5 |
| #9 | Shioda Ryoji | 5 |
| #10 | Nakama Hidehiro | 4 |
| Publication | Filing date | Title |
|---|---|---|
| JP2010024830A | Thumb-turn unit | |
| JP2010138572A | Door stopper | |
| JP2010048025A | Closure assisting device | |
| JP2008202242A | Door handle | |
| JP2006194079A | Door mounting device and door device | |
| JP2006169946A | Thumb-turn unit | |
| JP2006194068A | Thumb-turn unit | |
| JP2006336369A | Cylinder lock | |
| JP2006336368A | Sliding door | |
| JP2006291486A | Structure for mounting gate lock body and cylinder | |
| JP2006144317A | Lock for sliding door | |
| JP2006057244A | Lock | |
| JP2005256491A | Thumb-turn and lock | |
| JP2005194736A | Thumb-turn and lock | |
| JP2005146512A | Lock and thumb-turn | |
| JP2005089998A | Push button lock device | |
| JP2004346663A | Lock and thumb-turn | |
| JP2004316147A | Door stopper | |
| JP2004270224A | Lock structure of expandable gate | |
| JP2004169491A | Sliding door lock |