U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Icon_funbox Celebrity Inventors

Actress Jamie Lee Curtis is a patented inventor - she created a diaper equipped with a premoistened baby wipe. And that's no act!

Newsletter  PatentStorm News

Make the Most of Our Site

See this month's Top Inventors and Most Cited Patents.

Stay on top of the latest innovations by subscribing to an RSS feed.

Registered users: Manage your profile.

 

Assignee: SRI Sports Ltd.


Location: Kobe-shi, JP
No. of patents: 13

NumberTitleIssue Date
7727086Golf ball
The present invention provides a golf ball having excellent rebound characteristics and flight performance, while maintaining good durability and appearance. The present invention relates to a golf ball comprising a center, an intermediate layer and a cover, the int...
06/01/2010
7682266Golf ball
Golf ball 2 has a spherical core 4, a mid layer 6 covering this core 4, a reinforcing layer 8 covering this mid layer 6, and a cover 10 covering this reinforcing layer 8. Base polymer of this mid layer 6...
03/23/2010
D589576Head for golf club
03/31/2009
D589103Head for golf club
03/24/2009
7494426Golf club head
A face backside of a golf club head is provided with six or more ribs extended from a face center toward face circumferences. Angles θ1 to θ6 between respective pairs of adjoining ones of the ribs are less than 90°. One of the ribs that form the sma...
02/24/2009
7454948Method of measuring coefficient of dynamic friction between golf ball and collisional plate
By bringing a golf ball into collision with a collisional plate and measuring a coefficient of dynamic friction at this collision, contact force at the time of collision between an actual golf club and the golf ball is analyzed and spin rate of the golf ball is esti...
11/25/2008
7452288Method of manufacturing a golf ball
The present invention relates to a method of manufacturing a painted golf ball with reduced static electricity on the surface of the golf ball prior to painting to allow even painting to produce a ball without asperity on the surface, characterized by irradiating th...
11/18/2008
7445562Golf putter head
A golf putter head includes: a head body having a face surface; and a different member fixed to the head body and having a plurality of end portions as fixed portions to the head body, and a spaced extension extended between the end portions and spaced away from the...
11/04/2008
7438652Golf ball marker
A ball marker is provided with a pivotal member (2) that is constituted by a hinged portion (5), a shaft piercing portion (6) and an insertion portion (7) and allowed to pivot, and a main body (3) that allows the pivotal member (
10/21/2008
D574048Head for golf club
07/29/2008
D574047Head for golf club
07/29/2008
7371191Golf club head
A hollow golf club head having a face portion for hitting a golf ball comprises a main body made of at least one kind of metal material, said main body having the face portion and at least two openings, and cover m...
05/13/2008
7329376Method of making a golf ball
A method of making a golf ball including a core and a cover, and having good workability and excellent productivity includes the steps of clamping a half mold having a semi-spherical cavity and a male plug mold having a semi-spherical convex, followed by injection m...
02/12/2008
 
Sign InRegister
Username  
Password   
forgot password?