Patent Leaderboard

SO

Sumiko Ono

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

Overall (All Time): #2,293,502 of 4,157,543Top 60%

2

Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #	Title	Co-Inventors	Date
D346128	Watch dial	—	1994-04-19
D345714	Watch dial	—	1994-04-05