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Ryuhei Ishizaki

SCSeikosha Co.: 2 patents #132 of 312Top 45%

Overall (All Time): #2,283,875 of 4,157,543Top 55%

2 Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
D361045	Watch band	—	1995-08-08
D354250	Watch band	—	1995-01-10