Grinding wheel
Latest Sanwa Kenma, Ltd. Patents:
Description
Claims
The ornamental design for a grinding wheel, as shown and described.
Referenced Cited
U.S. Patent Documents
D284969 | August 5, 1986 | Olovsson |
6299522 | October 9, 2001 | Lee |
D466912 | December 10, 2002 | Lee |
D472565 | April 1, 2003 | Amamoto |
D474954 | May 27, 2003 | Kim et al. |
D486839 | February 17, 2004 | Sunagawa et al. |
D498486 | November 16, 2004 | Eisenblaetter |
D519530 | April 25, 2006 | Thysell et al. |
20030114092 | June 19, 2003 | Rupprecht et al. |
20050202769 | September 15, 2005 | Chang |
Patent History
Patent number: D555180
Type: Grant
Filed: Aug 15, 2005
Date of Patent: Nov 13, 2007
Assignee: Sanwa Kenma, Ltd.
Inventors: Hirofumi Amamoto (Uji), Kozo Kuroda (Uji)
Primary Examiner: Antoine D. Davis
Assistant Examiner: Patricia Palasik
Attorney: Gerald E. Hespos
Application Number: 29/236,330
Type: Grant
Filed: Aug 15, 2005
Date of Patent: Nov 13, 2007
Assignee: Sanwa Kenma, Ltd.
Inventors: Hirofumi Amamoto (Uji), Kozo Kuroda (Uji)
Primary Examiner: Antoine D. Davis
Assistant Examiner: Patricia Palasik
Attorney: Gerald E. Hespos
Application Number: 29/236,330
Classifications
Current U.S. Class:
Element Or Attachment (D15/126)