AS

Akihiro Sugisawa

CK Casio Keisanki: 8 patents #32 of 124Top 30%
Casio Computer Co.: 6 patents #432 of 1,970Top 25%
📍 Fussa, JP: #22 of 352 inventorsTop 7%
Overall (All Time): #326,698 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
7230885 Wrist watch case, wrist watch with auto time adjusting function by electric wave, and wrist mountable electric device case Naohiko Sakurazawa, Yoshihiro Maruyama 2007-06-12
D536994 Wrist watch Yoh Fujihara 2007-02-20
D504830 Wrist watch 2005-05-10
D462622 Watch case 2002-09-10
D451820 Watch case 2001-12-11
D426486 Portion of watch band Tatsuya Kubo 2000-06-13
D423947 Watch case Takashi Nikaido 2000-05-02
D417399 Watch case 1999-12-07
D417159 Watch case 1999-11-30
D402901 Watch case 1998-12-22
D396647 Watch case 1998-08-04
D396649 Watch case 1998-08-04
D391862 Watch case Takashi Nikaido 1998-03-10
D377314 Wrist watch Ryusuke Moriai 1997-01-14
D377315 Wrist watch Ryusuke Moriai, Takashi Nikaido 1997-01-14