HS

Hisako Sugano

SC Seikosha Co.: 35 patents #2 of 312Top 1%
SO Sony: 21 patents #1,931 of 25,231Top 8%
Overall (All Time): #43,864 of 4,157,543Top 2%
56
Patents All Time

Issued Patents All Time

Showing 26–50 of 56 patents

Patent #TitleCo-InventorsDate
D352665 Clock 1994-11-22
D344459 Clock 1994-02-22
D342904 Clock 1994-01-04
D336437 Clock 1993-06-15
D336249 Clock 1993-06-08
D332759 Pendulum for clock 1993-01-26
D329398 Clock pendulum 1992-09-15
D328869 Clock 1992-08-25
D327650 Clock 1992-07-07
D327649 Clock 1992-07-07
D327651 Clock 1992-07-07
D326416 Clock 1992-05-26
D325350 Clock 1992-04-14
D322574 Clock 1991-12-24
D322573 Clock 1991-12-24
D322409 Clock 1991-12-17
D322035 Clock 1991-12-03
D320354 Clock 1991-10-01
D320352 Clock 1991-10-01
D320165 Clock 1991-09-24
D318623 Clock 1991-07-30
D315104 Watchcase 1991-03-05
D310637 Case for a watch 1990-09-18
D310638 Case for a watch 1990-09-18
D310173 Clock 1990-08-28