fix error

app/models/patent.rb

@@ -36,6 +36,9 @@ class Patent
 
   scope :sort_for_frontend, ->{ where(:is_hidden=>false).order_by(:year => "desc", :application_date => "desc", :publish_date => "desc") }
 
+  def member_profile():
+    super || (MemberProfile.find(self.member_profile_id) rescue nil)
+  end
   def get_plugin_data(fields_to_show)
     plugin_datas = []
     fields_to_show.each do |field|

app/views/plugin/personal_patent/_profile.html.erb

@@ -57,7 +57,7 @@
         </td>
         <td><%= patent.patent_no %></td>
         <td><%= patent.patent_country %></td>
-        <td><%= patent.member_profile.name %></td>
+        <td><%= Array(patent.member_profile).collect{|v| v.name}.join(' / ') %></td>
       </tr>   
     <% end %> 
   </tbody>