Patents, Utillity Models

• Prior User Rights Defense To Infringemen Walking Beam Case
• Summary of Parameter Patent (Polarizing Film) Case in Japan
• Summary of BBS Parallel Importation Case in Japan
• Summary of Quick Snap Case in Japan
• How To Find “Subject Matter Of Invention” Lipase Case
• Enforcement Of Obviously “Invalid” Patent Kilby-Patent Case
• Scope Of Patent Invention Extensible Under “Doctrine Of Equivalents” Ball Spline Case
• Dispute Of Construing Claim Term As “Not On X But On Y” Or “On Y That Is Not X”? Sato’s Rice Cake Case