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Dec.21

HOYA and PENTAX Reach Basic Understanding for Management Integration(PDF102KB)

Oct.19

Announcement of Financial Results for the 2nd Quarter : Three months ended September 30, 2006

Oct.19

Notification of issuance of stock oprions for employees of HOYA Corporation and directors and employees of its subsidiaries (PDF64KB)

Oct.19

Notification of issuance of stock options to directors and executive officers (PDF63KB)

Aug.1

Announcement of the transfer of the contact lens production sector to a subsidiary through company reorganizaion (PDF80KB)

Jul.19

Announcement of Financial Results for the 1st Quarter : Three months ended June 30, 2006

May.15

Revision for Financial Report for the year ended March 31, 2006(PDF73KB)

May.15

Revision for Quarterly Report for the 4th Quarter, three months ended March 31, 2006(PDF73KB)

Apr.24

Issuance of stock warrants as stock options(PDF68KB)

Apr.20

Announcement of Financial Results for the 4th Quarter : Three months ended March 31, 2006

Mar.1

Announcement of Absorption of Subsidiary (PDF52KB)

Jan.20

Announcement of Financial Results for the 3rd Quarter : Three months ended December 31, 2005

Jan.20

Announcement of Cancellation of Treasury Stock(PDF44KB)