IP Grab of the Week: Finally an Interesting Golf Club Shaft Patent Application
As you probably know from my prior regarding shaft technology, I am overwhelmed by the lack of patenting activity directed to golf club shaft technology. Well, finally an interesting shaft patent application published this week! Fujikura Rubber had a shaft patent application publish this week as US Publication No. 20070072697 titled “Golf Club Shaft.” The goal of the invention is to provide a golf club shaft superior in accuracy by minimizing displacement between thermosetting resin layers. The golf club shaft incorporates a torsional rigidity holding layer made of thermosetting resin including …
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