 
                 Patent Grant
 Patent Grant
                     D798927
 D798927
                    
    
    
    
    
    
    
    
    
    
    
| Number | Date | Country | Kind | 
|---|---|---|---|
| 2015 3 0152877 | May 2015 | CN | national | 
| Number | Name | Date | Kind | 
|---|---|---|---|
| 4571773 | Yuda | Feb 1986 | A | 
| 4576252 | Omata | Mar 1986 | A | 
| 4691811 | Arakawa | Sep 1987 | A | 
| 4768630 | Aubry | Sep 1988 | A | 
| 4893522 | Arakawa | Jan 1990 | A | 
| 5211267 | Clark | May 1993 | A | 
| 5269397 | Kawamoto | Dec 1993 | A | 
| 5277282 | Umemura | Jan 1994 | A | 
| 5355979 | Stephan | Oct 1994 | A | 
| 5392884 | Ojima | Feb 1995 | A | 
| 5697122 | Okabe | Dec 1997 | A | 
| 6121526 | Kobori | Sep 2000 | A | 
| 6604614 | Kurihara | Aug 2003 | B2 | 
| D486833 | Koizumi | Feb 2004 | S | 
| 6725984 | Orita | Apr 2004 | B2 | 
| D539296 | Hayashi | Mar 2007 | S | 
| 7204353 | Kanno | Apr 2007 | B2 | 
| D584315 | Yamaguchi | Jan 2009 | S | 
| 7938238 | Koizumi | May 2011 | B2 | 
| D670301 | Suzuki | Nov 2012 | S | 
| 9163692 | Kojima | Oct 2015 | B2 | 
| 20050006189 | Kanno | Jan 2005 | A1 | 
| 20050115784 | Muller | Jun 2005 | A1 | 
| 20050252740 | Fukukawa | Nov 2005 | A1 | 
| 20060011428 | Hayashi | Jan 2006 | A1 | 
| 20140035310 | Ozaki | Feb 2014 | A1 |