# | Class | status | |
---|---|---|---|
1 |
S:74386378
M:PENTAX O:Asahi Optical Co., Ltd., HOYA CORPORATION, PENTAX CORPORATION, RICOH IMAGING COMPANY, LTD. |
11, 14, 18, 21, 25 | Registered |
2 |
S:73583036
M:APACERAM O:ASAHI OPTICAL CO., LTD. |
10 | Dead |
3 |
S:73580201
M:PENTAX O:ASAHI OPTICAL CO., LTD., HOYA CORPORATION, PENTAX CORPORATION, RICOH IMAGING COMPANY, LTD. |
6, 8, 9, 16, 18, 25, 34 | Registered |
4 |
S:73566791
M:A3000 O:ASAHI OPTICAL CO., LTD. |
9 | Dead |
5 |
S:73566802
M:P3 O:ASAHI OPTICAL CO., LTD. |
9 | Dead |
6 |
S:72036989
M:ASAHI PENTAX O:ASAHI KOGAKU KOGYO KABUSHIKI KAISHA, ASAHI OPTICAL CO., LTD. |
26 | Dead |