3
Table of Contents
Introduction
5
Book Notes
8
Japanese Patent System Overview
9
Mutsuhito (Meiji) Era Corkscrew Patents 1866-1912
11
Yoshihito (Taishô) Era Corkscrew Patents 1912-1926
43
Hirohito (Shôwa) Era Corkscrew Patents 1926-1989
61
Akhito (Heisei era) Era Corkscrew Patents 1989 –
163
Prong Puller Patents
201
Cork Ejector Patents
221
Cork Retriever Patents
239
Problems to be Solved
247
Recommended Reading
251