KM

Kazuto Maehara

BC Bridgestone Sports Co.: 9 patents #58 of 224Top 30%
Bridgestone: 2 patents #1,066 of 2,860Top 40%
Overall (All Time): #470,534 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
7083533 Golf ball Atsuki Kasahima, Rinya Takesue 2006-08-01
6595876 Golf ball Atsuki Kasashima, Keisuke Ihara 2003-07-22
6454668 Golf ball Atsuki Kasashima, Keisuke Ihara 2002-09-24
6435988 Golf ball and method of evaluating golf ball Keisuke Ihara, Atsuki Kasashima 2002-08-20
6368238 Dimpled golf ball Atsuki Kasashima, Keisuke Ihara 2002-04-09
6254496 Dimpled golf ball and dimple distributing method Keisuke Ihara, Atsuki Kasashima 2001-07-03
5935023 Golf ball Keisuke Ihara, Hirotaka Shimosaka, Michio Inoue, Atsuki Kasashima 1999-08-10
5916044 Golf ball Hirotaka Shimosaka, Keisuke Ihara, Michio Inoue, Atsuki Kasashima 1999-06-29
5913736 Golf ball Toshio Chikaraishi 1999-06-22
5911639 Golf ball Atsuki Kasashima, Keisuke Ihara, Hirotaka Shimosaka, Michio Inoue 1999-06-15
5048838 Three-piece solid golf ball Toshio Chikaraishi, Hidetoshi Ieiri, Kazuhiko Sugai 1991-09-17