KK

Kenzou Kassai

AK Aprica Kassai Kabushikikaisha: 123 patents #1 of 21Top 5%
KK Kassai Kabushiki Kaisha: 47 patents #1 of 2Top 50%
GP Graco Children'S Products: 3 patents #72 of 247Top 30%
AG Aprica Children'S Products G.K.: 2 patents #2 of 8Top 25%
Overall (All Time): #3,975 of 4,157,543Top 1%
186
Patents All Time

Issued Patents All Time

Showing 26–50 of 186 patents

Patent #TitleCo-InventorsDate
6893088 Child seat for automobile Keiji Inoue, Atsuyoshi Yoshida 2005-05-17
6877815 Seat of child-care instrument Ichiro Ohnishi 2005-04-12
6860555 Seat hammock of child-care instrument Ichiro Ohnishi 2005-03-01
6749433 Neonate dummy Tsuguhiro Fukuda, Yamei Liu 2004-06-15
6742749 Baby's play gym for suspending toys, reconfigurable as a magazine rack or a chair Ichiro Onishi 2004-06-01
D488410 Baby carriage Ichiro Ohnishi 2004-04-13
6679552 Nursery instrument 2004-01-20
D484685 Child carrier Yasuhito Kassai, Yuji Nitta 2004-01-06
D484075 Baby carriage 2003-12-23
D483703 Frame structure of baby carriage Ichiro Ohnishi 2003-12-16
D483576 Child seat for automobile Keiji Inoue, Atsuyoshi Yoshida 2003-12-16
6659564 Child safety car seat with position-adjustable shoulder safety belts Ichiro Onishi, Fumiko Takahashi 2003-12-09
6520579 Vehicular child safety seat Hiroyasu Yamamoto 2003-02-18
6485101 Child seat with movable side head guards Hiroyasu Yamamoto 2002-11-26
6481794 Child safety car seat, protector, protector for child-care instrument, child-care instrument and bed for a newborn Ichiro Onishi, Fumiko Takahashi 2002-11-19
6478377 Juvenile safety car seat Keiji Inoue 2002-11-12
D456151 Child seat for vehicles Keiji Inoue 2002-04-30
D453631 Child seat for vehicles Keiji Inoue 2002-02-19
6322143 Vehicular child safety seat Keiji Inoue 2001-11-27
6257468 Baby carrier Fumiyo Yamazoe 2001-07-10
6170911 Child seat Hiroyasu Yamamoto, Yoshifumi Yoneda 2001-01-09
D427785 Child seat for vehicles 2000-07-11
5884348 Crib Ichiro Onishi 1999-03-23
5802634 Bed with height adjusting means, convertible from infant use to adult use Ichiro Onishi 1998-09-08
5752738 Seat for baby carriage Ichiro Onishi 1998-05-19