KH

Katsuhiro Hatano

SC Seikosha Co.: 4 patents #86 of 312Top 30%
SC Seiko Clock: 1 patents #14 of 20Top 70%
Overall (All Time): #888,566 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5621704 Timepiece movement with a second stop device Koji Baba 1997-04-15
D333999 Clock movement 1993-03-16
D326239 Clock movement 1992-05-19
D326063 Clock movement 1992-05-12
D325000 Clock Mamoru Tanaka 1992-03-31
D311353 Clock movement Tetsuro Suzuki 1990-10-16