About Patent of Kirei


Dear clients

Sugihan Corporation

CEO Hiroki Sugiyama

About Kirei has been registered with the Japan Patent Office



13, February , 2021

We received a certification from the Japan Patent Office that our water puressure type washing toilet seat Kirei was registered with the Japan Patent Office.

Sugihan would like to report that it is now possible to take precautionary measures against copy products with this certification.

We sincerely apologize for the quick and informal report.
Finally , Sugihan is looking forward to take your continued relationship with us in the future.


Thank you,
Best regards,


メールアドレスが公開されることはありません。 * が付いている欄は必須項目です


このサイトはスパムを低減するために Akismet を使っています。コメントデータの処理方法の詳細はこちらをご覧ください