KI

Keisuke Ihara

BC Bridgestone Sports Co.: 60 patents #12 of 224Top 6%
Bridgestone: 12 patents #165 of 2,860Top 6%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
TL Tokyo Electron Limited: 2 patents #2,602 of 5,567Top 50%
SP Spartus: 1 patents #25 of 60Top 45%
Overall (All Time): #23,942 of 4,157,543Top 1%
78
Patents All Time

Issued Patents All Time

Showing 26–50 of 78 patents

Patent #TitleCo-InventorsDate
6123534 Golf ball mold Atsuki Kasashima, Hirotaka Shimosaka 2000-09-26
6119763 Method for preparing golf ball mold Michio Inoue 2000-09-19
6106415 Multi-layer structure solid golf ball Yutaka Masutani, Hirotaka Shimosaka, Michio Inoue, Atuki Kasasima, Yasushi Ichikawa 2000-08-22
6093360 Golf ball injection mold and method for injection molding golf balls Michio Inoue 2000-07-25
6089847 Golf ball injection mold Michio Inoue 2000-07-18
6053820 Golf ball Atsuki Kasashima, Hirotaka Shimosaka 2000-04-25
6050803 Golf ball mold Yoichi Omura 2000-04-18
6039660 Golf ball Atsuki Kasashima, Hirotaka Shimosaka 2000-03-21
5980232 Golf ball mold, master model and method of making the mold and model Hirotaka Shimosaka, Michio Inoue, Atuki Kasasima 1999-11-09
5975869 Golf ball mold having adjustable pimple forming pins Hirotaka Shimosaka, Yutaka Masutani, Michio Inoue, Atuki Kasasima 1999-11-02
5966213 Method and apparatus for measuring the surface shape of a golf ball Hirotaka Shimosaka 1999-10-12
5961401 Golf balls Yutaka Masutani, Hirotaka Shimosaka, Michio Inoue, Atsuki Kasashima 1999-10-05
5957785 Golf balls with defined coating layer Yutaka Masutani, Hirotaka Shimosaka, Michio Inoue, Atuki Kasasima 1999-09-28
5947844 Golf ball and mold therefor Hirotaka Shimosaka, Yutaka Masutani, Michio Inoue, Atsuki Kasashima 1999-09-07
5935023 Golf ball Kazuto Maehara, Hirotaka Shimosaka, Michio Inoue, Atsuki Kasashima 1999-08-10
5916044 Golf ball Hirotaka Shimosaka, Kazuto Maehara, Michio Inoue, Atsuki Kasashima 1999-06-29
5911639 Golf ball Atsuki Kasashima, Hirotaka Shimosaka, Kazuto Maehara, Michio Inoue 1999-06-15
5908359 Golf ball having improved symmetry Hirotaka Shimosaka, Atuki Kasasima, Michio Inoue, Yutaka Masutani 1999-06-01
5906551 Golf ball Atsuki Kasashima, Hirotaka Shimosaka, Yutaka Masutani, Michio Inoue 1999-05-25
5902190 Golf ball with defined coating layer Yutaka Masutani, Hirotaka Shimosaka, Michio Inoue, Atuki Kasasima 1999-05-11
5902193 Golf ball Hirotaka Shimosaka, Yutaka Masutani, Michio Inoue, Atsuki Kasashima 1999-05-11
5902191 Golf balls and their production process Yutaka Masutani, Hirotaka Shimosaka 1999-05-11
5879599 Method of molding golf balls Michio Inoue 1999-03-09
5874038 Injection mold for golf balls and method for preparing golf balls Atsuki Kasashima, Hirotaka Shimosaka, Yutaka Masutani, Michio Inoue 1999-02-23
D401648 Golf ball Atuki Kasasima 1998-11-24