The report contains ten-year analysis with the following sections
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yamamoto kogaku company | 224 |
kowa company | 15 |
wins japan company | 4 |
nalux company | 1 |
admo | 1 |
kaneka corporation | 1 |
shirafuji fumiaki | 1 |
yamamoto kagaku | 1 |
goldwin | 1 |
sharp corporation | 1 |
Title of patent family (most common patent title) |
Family members |
Filing year |
---|---|---|
glasses | 13 | 2009 |
swimming goggles | 12 | 2009 |
synthetic resin lens | 11 | 2011 |
belt length adjuster | 11 | 2010 |
circularly polarizing plate, circularly polarizing lens, and circularly polarizing glass… 🛈 | 10 | 2010 |
fog-resistant structure and protective device for eyes | 10 | 2009 |
goggles | 9 | 2009 |
eyeglasses | 9 | 2009 |
eyeglasses | 8 | 2008 |
eyewear mounting device | 8 | 2010 |