|
JP2020076812A
|
|
Language learning device
|
|
JP2016133659A
|
|
Calligraphy proficiency degree determination device
|
|
JP2015115734A
|
|
Automatic power off device for sound source device
|
|
JP2014081784A
|
|
Text pen-stroke display tool
|
|
JP2013099518A
|
|
Integrated management/operation method for training gym
|
|
JP2012221127A
|
|
Mechanism for car-sharing reservation
|
|
JP2001164793A
|
|
Spring member for base isolation and base isolation support structure using it
|
|
JPH11200383A
|
|
Vibration-isolation supporting structure of structure-heavy installed article, etc.
|
|
JPH09209659A
|
|
Paper sliding door
|
|
JPH07279545A
|
|
'shoji' screen door
|
|
JPH07241212A
|
|
Freely bendable toothbrush
|
|
JPH07234021A
|
|
Solar heat warm water machine using petroleum polyethylene tank
|
|
JPH07180329A
|
|
Tatami mat equipped with floor board
|
|
JPH06165989A
|
|
Method for sterilizing water by using bipolar membrane
|
|
JPH077914A
|
|
Electrodeless dc electromagnetic propeller
|
|
JPH04217856A
|
|
Dc generator employing direct movement of ion
|
|
JPH04108593A
|
|
Concentration and production of highly pure water by electric dialysis of hydrogen ion and hydroxide ion
|
|
JPH0471683A
|
|
Method for substitution of discharge ion at electrode and application to desalting and concentration of salt water and production of pure water
|
|
JPH0448918A
|
|
Current supply method utilizing ionization of water, pure water making method and concentration of salt
|
|
JPH0429556A
|
|
Superconducting ship propelling apparatus using bipolar membrane dissociating water into ions
|
