SE

Seiichiro Endo

SI Sumitomo Rubber Industries: 35 patents #31 of 1,637Top 2%
SL Sri Sports Limited: 27 patents #11 of 176Top 7%
DC Dunlop Sports Co.: 3 patents #75 of 168Top 45%
Overall (All Time): #33,965 of 4,157,543Top 1%
65
Patents All Time

Issued Patents All Time

Showing 26–50 of 65 patents

Patent #TitleCo-InventorsDate
7112149 Golf ball Takahiro Sajima 2006-09-26
7101292 Multi-piece solid golf ball Keiji Ohama 2006-09-05
7086966 Golf ball Keiji Ohama 2006-08-08
7059978 Golf ball Masatoshi Yokota, Takahiro Sajima 2006-06-13
6986720 Golf ball Takahiro Sajima, Hideaki Kawamatsu 2006-01-17
6986718 Multi-piece solid golf ball Keiji Ohama 2006-01-17
6951520 Golf ball Keiji Ohama, Takahiro Sajima 2005-10-04
6905647 Process for producing golf ball Keiji Ohama 2005-06-14
6899643 Golf ball Takahiro Sajima 2005-05-31
6881160 Golf ball Takahiro Sajima 2005-04-19
6875837 Coated golf ball Kazuhiko Isogawa 2005-04-05
6855071 Multi-piece golf ball and method for manufacturing the same Keiji Ohama 2005-02-15
6824479 Golf ball Kazuhiko Isogawa, Yoshinori Sano 2004-11-30
6766739 Golf ball printing method Kazuhiko Isogawa 2004-07-27
6726579 Multi-piece solid golf ball Keiji Ohama, Takahiro Sajima 2004-04-27
6712718 Three-piece solid golf ball Keiji Ohama 2004-03-30
6676543 Coated golf ball 2004-01-13
6659888 Three-piece solid golf ball Keiji Ohama 2003-12-09
6645090 Multi-piece solid golf ball Keiji Ohama 2003-11-11
6576707 Multi-piece solid golf ball Keiji Ohama 2003-06-10
6520872 Three-piece solid golf ball Keiji Ohama 2003-02-18
6489401 One-piece golf ball 2002-12-03
6474972 Resin extrusion apparatus Takayuki Tanaka, Takamitsu Matsui 2002-11-05
6126522 Method for manufacturing golf ball Masatoshi Yokota, Masaaki Kikuchi 2000-10-03
5962590 Golf ball Masatoshi Yokota 1999-10-05