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Yasuyuki Sakamaki — 7 Patents

CCCitizen Watch Co.: 7 patents #133 of 1,225Top 15%

Overall (All Time): #761,577 of 4,157,543Top 20%

7 Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #	Title	Co-Inventors	Date
D447077	Watch band	—	2001-08-28
D435459	Wrist watch case	—	2000-12-26
D293552	Watch case	—	1988-01-05
D293553	Watch case	—	1988-01-05
D293554	Watch case	—	1988-01-05
D293417	Watch case	—	1987-12-29
D283985	Wrist watch	—	1986-05-27