| # | Country | Total Patents | |
|---|---|---|---|
| #1 | Japan | 13 | |
| #2 | United States | 1 |
| # | Industry | |
|---|---|---|
| #1 | Mechanical elements |
| # | Technology | |
|---|---|---|
| #1 | Gearing | |
| #2 | Belts or cables for driving |
| # | Name | Total Patents |
|---|---|---|
| #1 | Sawamori Tadashi | 7 |
| #2 | Tanemoto Atsuhiro | 7 |
| #3 | Tsugawa Takahiro | 4 |
| #4 | Yoshimoto Kazuo | 3 |
| #5 | Oketani Osamu | 2 |
| #6 | Tsuji Seiki | 1 |
| #7 | Sawai Kazuki | 1 |
| #8 | Hokkirigawa Kazuo | 1 |
| #9 | Matsui Toshiro | 1 |
| #10 | Nishimura Takeshi | 1 |
| Publication | Filing date | Title |
|---|---|---|
| JP2017003071A | Roller chain | |
| JP2015081660A | Roller chain | |
| JP2015081613A | Roller chain | |
| JP2014152908A | Roller chain | |
| JP2013119871A | Link plate for chain | |
| JP2010228904A | Conveying chain device | |
| JP2006161971A | Hinge device | |
| JP2005106224A | Chain | |
| JP2003294090A | Bush for roller chain and roller chain using the same | |
| JP2002052044A | Wheelchair | |
| JP2000304112A | Drive mechanism of rotary body | |
| JP2000304113A | Chain | |
| JP2000304135A | Fastening member for shaft |