10 Utility and 3 Design Patents
#6,909 in Kanagawa
#85,573 in Japan
#407,224 in the World
rank by utility patentsForward Citations = 135
Company Filing History:
Oppama Industry Co., Ltd
Oppama Kogyo Kabushiki Kaisha
Other
4. 2 out of 435
Kioritz Corporation
5. 2 out of 254
Nichias Corporation
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