MARUYAMA TSUYOSHI has a total of 12 patent applications. Its first patent ever was published in 1993. It filed its patents most often in United States and Japan. Its main competitors in its focus markets optics, consumer goods and electrical machinery and energy are FUJITA JUNPEI, GEN PLASTIC IND CO LTD and HASHIMOTO JUNICHI.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 9 | |
#2 | Japan | 3 |
# | Industry | |
---|---|---|
#1 | Optics | |
#2 | Consumer goods | |
#3 | Electrical machinery and energy | |
#4 | Audio-visual technology | |
#5 | Machines |
# | Technology | |
---|---|---|
#1 | Electrography | |
#2 | Electrophonic musical instruments | |
#3 | Casings and printed circuits | |
#4 | Unspecified technologies | |
#5 | AC and DC conversion devices |
# | Name | Total Patents |
---|---|---|
#1 | Maruyama Tsuyoshi | 12 |
#2 | Inukai Katsumi | 6 |
#3 | Hamaya Masahito | 3 |
Publication | Filing date | Title |
---|---|---|
JP2015153746A | rod-shaped light | |
JP2012196194A | Trap sensor | |
US2010024628A1 | Parameter setting apparatus having separate operators for course and fine adjustments for the same parameter | |
JPH07147472A | Printed wiring board for surface mounting component |